A dual-monitor gaming desk gets crowded fast: a main desktop, a work laptop or second PC, two displays, a mechanical keyboard, mouse, headset receiver, webcam, and often a printer or external drive. The right compact KVM switch can simplify that setup by letting two computers share the same screens and USB accessories without turning the desk into a cable-management project.
For a gaming-focused room, the key question is not simply whether a KVM supports two monitors. It is whether its display connections, refresh-rate support, USB selection, and switching controls suit the way you actually play and work. This roundup covers a range of dual-monitor KVM options, from affordable HDMI models to higher-resolution 8K and DisplayPort choices.
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Our Top Picks
Top 3 picks at a glance
Quick Picks
| Product | Best for | Price |
|---|---|---|
| UGREEN HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz, with 4 USB 3.0 Ports | Reliable HDMI-centered desk setups | Check on Amazon |
| Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 KVM Switch for 2 Computers Share Dual Displays and 4 USB Devices Support Extended/Copy Mode with Desktop Controller | High-refresh dual-monitor gaming | Check on Amazon |
| HDMI+Displayport KVM Switch 2 Monitors 2 Computers 4K@60Hz KVM Switcher for Two PC Share Dual Monitors and 4 USB 3.0 Ports Support Extended/Copy Mode with Desktop Controller&2 USB Cables | Mixed HDMI and DisplayPort systems | Check on Amazon |
| AV Access KVM Switch Dock 2 Monitors 2 Laptops, 4K KVM Switch Dual Monitor | Two-laptop work-and-play desks | Check on Amazon |
| HDMI DisplayPort KVM Switch 2 Monitors 2 Computers, 4K@60Hz USB3.0 Dual Monitor HDMI KVM Switches Display Port for 2 Computers Share 2 Screens and 4 USB Devices for Keybord Mouse Printer | Lowest-cost mixed-connection setup | Budget |
| GREATHTEK 8K@60Hz HDMI KVM Switch 2 Monitors 2 Computers | HDMI users prioritizing 8K@60Hz support | Check on Amazon |
| USB C & Dual HDMI KVM Switch 2 Monitors Laptop & Desktop Docking Station | A laptop-and-desktop combination | Check on Amazon |
| 8K HDMI KVM Switch 2 Monitors 2 Computers, USB 3.0 Dual Monitor KVM Switch | 8K-capable HDMI sharing with USB 3.0 | Check on Amazon |
How We Compared
We prioritized the features that matter most on a compact dual-monitor gaming desk: support for two computers and two displays, stated resolution or refresh-rate capability, USB connectivity, connection flexibility, and price. We also considered whether each product is especially suited to a common real-world arrangement, such as a gaming PC paired with a work computer, two laptops, or a desktop alongside a USB-C laptop.
Because KVM compatibility depends on the ports and display output capabilities of every connected computer and monitor, buyers should treat the product specifications as a starting point rather than a universal guarantee. Confirm each computer’s video outputs, each monitor’s inputs, cable requirements, and whether you need extended or copy display mode before ordering.
The Best Picks
1. UGREEN HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz, with 4 USB 3.0 Ports
The UGREEN HDMI KVM is a straightforward choice for a gaming desktop and secondary computer that both use HDMI connections. Its stated 4K@60Hz support fits many console-adjacent gaming rooms, home offices, and media-focused dual-screen desks where ultra-high refresh rates are not the main priority. Four USB 3.0 ports give you room to share core peripherals rather than constantly moving keyboard, mouse, and receiver cables between machines.
- Pro: Supports two monitors and two computers through an HDMI-focused setup.
- Pro: Includes four USB 3.0 ports for shared accessories.
- Con: Its stated video specification is 4K@60Hz, not a higher-refresh gaming target.
Skip it if your primary goal is a DisplayPort-based high-refresh competitive gaming setup.
2. Displayport KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 KVM Switch for 2 Computers Share Dual Displays and 4 USB Devices Support Extended/Copy Mode with Desktop Controller
This DisplayPort model is the standout pick for players building around dual monitors and a stated 4K@144Hz capability. It is especially appealing when both computers are intended to share the same higher-refresh display arrangement, while the desktop controller can make the switch easier to reach than a device tucked behind a monitor stand. Support for extended and copy modes adds useful flexibility for game nights, streaming tasks, and work sessions.
- Pro: States 4K@144Hz support for a gaming-oriented display setup.
- Pro: Offers four USB devices plus extended/copy mode support.
- Con: It is best matched to systems built around DisplayPort connections.
Skip it if your computers and monitors are primarily HDMI-only and you do not want to redesign your cabling.
3. HDMI+Displayport KVM Switch 2 Monitors 2 Computers 4K@60Hz KVM Switcher for Two PC Share Dual Monitors and 4 USB 3.0 Ports Support Extended/Copy Mode with Desktop Controller&2 USB Cables
A mixed-port desk can be harder to organize than an all-HDMI or all-DisplayPort installation. This HDMI-plus-DisplayPort KVM is designed for that situation, making it a practical candidate for a desktop gaming PC paired with a work machine that uses different display connections. It supports two monitors, two computers, four USB 3.0 ports, extended/copy mode, and includes a desktop controller and two USB cables.
- Pro: Combines HDMI and DisplayPort connectivity in one dual-monitor switch.
- Pro: Includes a desktop controller and two USB cables.
- Con: Its stated display support is 4K@60Hz rather than a high-refresh specification.
Skip it if both of your systems already use the same display standard and you prefer a simpler single-format KVM.
4. AV Access KVM Switch Dock 2 Monitors 2 Laptops, 4K KVM Switch Dual Monitor
The AV Access KVM Switch Dock is the premium option in this group, aimed squarely at a desk where two laptops need to share dual monitors. That focus makes sense for a multipurpose room that shifts between remote work, personal computing, and casual gaming without dedicating the entire desk to a tower PC. Its docking-oriented identity is its major advantage, though its price sits well above the basic switches in this roundup.
- Pro: Specifically positioned for two laptops and two monitors.
- Pro: Combines KVM functionality with a dock-style approach.
- Con: It is one of the most expensive options here.
Skip it if you only need a basic desktop-to-desktop switch and want to keep the budget close to entry-level KVM pricing.
5. HDMI DisplayPort KVM Switch 2 Monitors 2 Computers, 4K@60Hz USB3.0 Dual Monitor HDMI KVM Switches Display Port for 2 Computers Share 2 Screens and 4 USB Devices for Keybord Mouse Printer
This HDMI and DisplayPort KVM is the budget-minded pick for shoppers who need two computers to share two screens and several everyday peripherals. Its stated feature list includes 4K@60Hz, USB 3.0, and sharing for four USB devices, including common desk essentials such as a keyboard, mouse, and printer. It is a sensible starting point for a small office-gaming room where cost and connection versatility matter more than premium extras.
- Pro: One of the most affordable models in this roundup.
- Pro: Supports HDMI and DisplayPort in a dual-monitor arrangement.
- Con: The listed display capability is 4K@60Hz, which may not suit high-refresh gaming priorities.
Skip it if your setup demands a stated 4K@144Hz option or a dedicated laptop docking design.
6. GREATHTEK 8K@60Hz HDMI KVM Switch 2 Monitors 2 Computers
The GREATHTEK 8K@60Hz HDMI KVM is for buyers who want an HDMI-based dual-monitor switch with a stated 8K@60Hz specification. It is worth considering for a display-focused room where resolution support is a bigger concern than mixing connection types. It sits in the same mid-range territory as several more conventional KVM choices, making the advertised 8K@60Hz capability its defining reason to choose it.
- Pro: States 8K@60Hz support over HDMI.
- Pro: Designed to switch two computers across two monitors.
- Con: The provided specifications do not list USB port details or a desktop controller.
Skip it if sharing a specific number of USB accessories is nonnegotiable and you need that information clearly stated before buying.
7. USB C & Dual HDMI KVM Switch 2 Monitors Laptop & Desktop Docking Station
This USB-C and dual-HDMI KVM docking station is the natural fit for a mixed desk with a laptop on one side and a desktop on the other. Instead of forcing a USB-C laptop into an all-DisplayPort or all-HDMI plan, it is designed around the connection mix many hybrid workers already have. Its higher price places it above basic KVM switches, but the laptop-and-desktop docking focus can justify that step up for the right room.
- Pro: Built around a USB-C laptop and dual HDMI monitor arrangement.
- Pro: Specifically suited to laptop-and-desktop sharing.
- Con: It costs more than the basic HDMI or mixed HDMI/DisplayPort options.
Skip it if both of your computers are conventional desktops and neither benefits from USB-C connectivity.
8. 8K HDMI KVM Switch 2 Monitors 2 Computers, USB 3.0 Dual Monitor KVM Switch
This 8K HDMI KVM combines two desirable headline features for a tidy gaming desk: dual-monitor switching for two computers and USB 3.0 connectivity. It is a strong alternative for shoppers who want HDMI rather than DisplayPort and prefer a product whose listing explicitly includes USB 3.0. It sits in a similar price tier to the GREATHTEK option, so the decision should come down to your required display connections and peripheral-sharing needs.
- Pro: States 8K HDMI capability for two computers and two monitors.
- Pro: Includes USB 3.0 in its listed feature set.
- Con: The published listing information does not specify a USB port count or switching controller.
Skip it if you need DisplayPort connections or require a stated controller for easier switch placement.
9. TESmart HDMI KVM Switch 2 Monitors 2 Computers 8K@60Hz, Dual Monitor KVM 4K@144Hz for Gaming Dock
This TESmart unit belongs to the brand’s HDMI 2.1 dual-monitor gaming line and is the most feature-rich HDMI option in this guide. Each computer connects with two HDMI cables and one USB cable, and the switch outputs to two HDMI monitors at up to 8K at 60Hz or 4K at 144Hz, using Display Stream Compression to reach those figures. For a gaming desk, the more relevant details are support for variable refresh rate (VRR), Auto Low Latency Mode (ALLM) and Fast Vactive (FVA), the HDMI 2.1 features that keep frame pacing smooth on compatible graphics cards and consoles.
TESmart also includes EDID emulation, which keeps both monitors “visible” to the computer you are not currently using. Without it, switching back to your gaming PC can scramble window positions or shrink a game to the wrong screen. The unit adds shared Gigabit Ethernet, USB 3.0 ports, audio and microphone pass-through, and several switching methods: front buttons, keyboard hotkeys, mouse gestures and a remote. All input cables are included, which matters when a dual-monitor KVM needs six video cables in total.
The trade-off is cost and complexity. This is a premium switch, and every computer must have two HDMI 2.1 outputs to get the full refresh-rate benefit. Many graphics cards have only one HDMI port and several DisplayPorts, so check your GPU before buying an all-HDMI KVM.
Strengths: 4K at 144Hz over HDMI 2.1 with VRR and ALLM, EDID emulation, hotkey and mouse switching, and shared Ethernet.
Drawbacks: premium pricing, a demanding cable count, and full performance only with two HDMI 2.1 outputs per computer.
How it compares: it is the HDMI counterpart to the DisplayPort 4K@144Hz pick above. Where that model suits GPUs with spare DisplayPort outputs, this TESmart is for consoles, HDMI 2.1 monitors and TVs. It also adds EDID emulation, a feature the GREATHTEK and generic 8K HDMI switches do not clearly list.
10. TESmart USB 3.0 HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz, Dual Monitor KVM Switch
This TESmart model, sold as the HKS202-P23, is the work-first option for a desk where one computer is a gaming PC and the other is an office laptop or second desktop that runs productivity apps all day. It uses HDMI 2.0, supporting 4K at 60Hz on both screens, with TESmart’s support documentation also listing 1440p at up to 144Hz using compression. That covers most 27-inch QHD gaming monitors, though it is not designed for 4K high-refresh play.
Its strength is stability. EDID emulation keeps the inactive computer’s display layout intact, so you can switch from a game to a spreadsheet and back without rearranging windows. The switch supports extended and duplicate display modes, shares USB 3.0 peripherals and audio, and offers four ways to switch: hotkeys, front panel buttons, a remote and per-screen switching. TESmart also locks USB and audio focus independently, so a headset can stay on one computer while the screens change.
Each computer needs two HDMI outputs and one USB-A port. The box includes two combined HDMI-and-USB KVM cables plus two HDMI cables for the monitors, but desk space behind the monitors still needs to be planned for six video cables.
Strengths: EDID emulation, flexible switching methods, independent USB and audio focus, and reliable 4K at 60Hz.
Drawbacks: premium pricing for an HDMI 2.0 switch, limited high-refresh capability at 4K, and a bulkier unit than the budget picks.
How it compares: it covers similar ground to the UGREEN HDMI pick at #1 but adds EDID emulation, audio focus control and more switching methods. Choose it over the UGREEN if window scrambling after each switch is a problem you want to avoid.
11. UGREEN 8K@60Hz DisplayPort KVM Switch 2 Monitors 2 Computers, Aluminum
The UGREEN DisplayPort KVM is the mid-range choice for gaming PCs that have spare DisplayPort outputs, which is most modern graphics cards. It is a DisplayPort 1.4 switch listed for up to 8K at 60Hz and backward-compatible modes that include 4K at 240Hz, 144Hz and 120Hz, with HDR support. In practical terms, it can pass a high-refresh 1440p or 4K gaming signal to both monitors from either computer.
Four USB 3.0 ports let you share a keyboard, mouse, headset receiver and webcam or printer. The aluminum housing feels more substantial than plastic budget units, and the package includes two USB cables, a power adapter and a desktop controller, so the switch itself can live behind the monitors while the button sits within reach. It supports extended and mirror modes and works with Windows, macOS and Linux without drivers.
Each computer needs two DisplayPort outputs and one USB-A port. That rules out most laptops unless they have USB-C ports with DisplayPort Alt Mode and you add suitable cables. UGREEN’s listings do not highlight EDID emulation on this model, so expect some window rearranging when you switch.
Strengths: high-refresh DisplayPort 1.4 support, four USB 3.0 ports, aluminum build and a desktop controller.
Drawbacks: DisplayPort-only, no clearly stated EDID emulation, and DisplayPort cables are not listed among the included accessories.
How it compares: it competes directly with the DisplayPort 4K@144Hz pick at #2. Both suit high-refresh gaming; the UGREEN adds a higher listed bandwidth ceiling and brand-name support, which is useful if you want a matched pair with the UGREEN HDMI switch elsewhere in the house.
12. CKL KVM Switch DisplayPort 1.4 8K@30Hz 5K@60Hz 4K@144Hz (2 Computers 2 Monitors)
CKL has been making KVM switches for years, and this DisplayPort 1.4 model (sold as the 622DP-4) is a dependable mid-range option for two computers and two monitors. It supports 4K at 144Hz, 5K at 60Hz and 8K at 30Hz, plus 1440p at 144Hz, and can even run a single 8K at 60Hz monitor that accepts two DisplayPort inputs. The real resolution you get depends on your graphics cards, monitors and cables.
The switch shares keyboard, mouse and audio, including microphone and speakers, and adds an extra USB 3.0 hub port for a webcam or storage. CKL also emphasizes compatibility with devices that have no keyboard or mouse attached, such as security recorders, which reflects the brand’s broader workstation focus. The CKL series supports keyboard hotkeys, mouse hotkeys and a push button, and switching takes about two to three seconds.
It is a utilitarian design rather than a stylish one, and the cable count is the same as any dual-monitor DisplayPort KVM: two DisplayPort cables and one USB cable per computer, plus a cable to each monitor.
Strengths: 4K at 144Hz over DisplayPort 1.4, audio and microphone sharing, hotkey switching and a long-established brand.
Drawbacks: only one spare USB 3.0 port beyond keyboard and mouse, a plain design, and switching that is a little slower than some newer units.
How it compares: it sits between the budget DisplayPort KVMs and the TESmart range. If you value audio sharing and hotkey control over a sleek case, it is a sensible alternative to the UGREEN DisplayPort model.
13. Hearvo DisplayPort KVM Switch 2 Monitors 2 Computers, 8K@60Hz Dual Monitors
Hearvo’s dual-monitor DisplayPort switch is the compact budget-to-mid-range pick with a feature that many cheaper units leave out: adaptive EDID. The listing states support for up to 8K at 60Hz, or 4K at 120Hz, across both monitors, and extended or mirror modes. For a gaming setup, 4K at 120Hz on both screens, or high-refresh 1440p, is the practical target.
It shares up to three USB devices through USB 3.0 ports, includes two USB cables and a controller, and uses a small aluminum body around five inches long, which is easy to hide under a monitor stand. Hearvo lists compatibility with Windows, Linux and macOS computers and laptops that have two DisplayPort outputs.
Be aware that 8K at 60Hz over DisplayPort normally requires DSC-capable graphics cards and monitors, and Hearvo’s listings do not state the DisplayPort version. Different listings for the same model also disagree on power specifications, so check the included adapter. Brand support is less established than TESmart or UGREEN.
Strengths: adaptive EDID at a lower tier than most EDID-equipped switches, compact aluminum body, and a desktop controller.
Drawbacks: only three shared USB devices, inconsistent listing details, and a lower dual-screen refresh ceiling than 4K at 144Hz models.
How it compares: it undercuts the TESmart models while still offering EDID handling. If window scrambling bothers you but the TESmart price does not fit, this is the closest alternative in the guide.
Buying Guide
Match the KVM to Your Monitor Connections
Start with the physical video connections on both computers and both monitors. HDMI-only setups are best served by an HDMI model, while gaming systems built around DisplayPort should favor the DisplayPort KVM with stated 4K@144Hz support. Mixed HDMI and DisplayPort desks should look closely at the models specifically labeled for both connection types. Do not assume adapters will preserve every display feature you expect.
Prioritize Refresh Rate or Resolution Based on How You Play
For fast-paced PC gaming, the DisplayPort model’s stated 4K@144Hz support is the clearest match in this list. For buyers prioritizing HDMI and higher listed resolution support, the GREATHTEK and the 8K HDMI USB 3.0 KVM are the relevant options. If your screens and play style are well served by 4K@60Hz, several less specialized choices can keep the setup simpler and less expensive.
Plan for Peripherals and Switch Placement
Count every shared USB device before choosing: keyboard, mouse, wireless receiver, webcam, printer, storage, and charging accessories can quickly exceed expectations. The UGREEN, DisplayPort, mixed HDMI/DisplayPort, and budget mixed-connection models each specify four USB devices or ports. Also consider where the KVM will live. A desktop controller can be particularly useful when the main unit is hidden behind a monitor arm or inside a media console.
Insist on EDID emulation if window layouts matter
EDID is the data a monitor sends to a computer to describe its resolution and refresh rates. When a basic KVM switches away from a computer, that computer may think its monitors were unplugged. It then moves open windows onto one screen, resets the resolution, or minimizes a full-screen game. When you switch back, you spend time putting everything back in place. KVMs with EDID emulation, sometimes called adaptive EDID, keep presenting the monitor information to the inactive computer so nothing moves. The TESmart and Hearvo additions list this feature; several budget models in this guide do not mention it.
Count the cables before you buy
A dual-monitor KVM for two computers needs a lot of cabling. Each computer usually connects with two video cables and one USB cable, and each monitor needs its own video cable from the switch. That is six video cables plus two USB cables, a power adapter and your peripherals. Measure the distance from each computer to the switch, check which cables come in the box, and buy certified high-bandwidth cables for anything above 4K at 60Hz. Cheap or overly long cables are the most common reason a high-refresh KVM falls back to a lower refresh rate or flickers.
Understand the high-refresh fine print
Headline figures such as 8K at 60Hz or 4K at 144Hz usually depend on Display Stream Compression and on every link in the chain supporting the same standard: graphics card, cables, switch and monitor. The mode you need for both screens at once matters more than the single-display maximum. Also note that most KVMs pass through variable refresh rate only if they explicitly list it; if G-Sync or FreeSync matters to you, look for VRR support in the specification, as with the TESmart HDMI 2.1 model.
Decide how you want to switch
- Front buttons: simple and reliable, but only convenient if the switch sits within reach.
- Desktop controller or remote: lets you hide the switch behind the monitors and keep a small button on the desk.
- Keyboard hotkeys: fastest for touch typists, though some gaming keyboards with their own software can interfere with hotkey detection.
- Mouse switching: a few premium units let you switch by moving the mouse or clicking a button combination.
Mind the latency myth
A passive video path through a KVM adds no meaningful input lag to the monitor signal. The keyboard and mouse, however, often go through an emulated USB path so the switch can recognize hotkeys, and that emulation can occasionally interfere with gaming mice that use high polling rates or extra buttons. If you play competitively, plug the mouse into a pass-through USB port rather than a dedicated keyboard and mouse port, if the switch offers that option.
Comparison of the Added Picks
| Product | Video standard | Highest gaming mode listed | EDID emulation | Price tier |
|---|---|---|---|---|
| TESmart HDMI 2.1 Gaming KVM | HDMI 2.1 | 4K at 144Hz, VRR | Yes | Premium |
| TESmart HKS202-P23 | HDMI 2.0 | 4K at 60Hz, 1440p at 144Hz | Yes | Premium |
| UGREEN 8K DisplayPort KVM | DisplayPort 1.4 | 4K at 144Hz and above | Not stated | Mid-range |
| CKL 622DP-4 | DisplayPort 1.4 | 4K at 144Hz | Not stated | Mid-range |
| Hearvo DisplayPort KVM | DisplayPort | 4K at 120Hz on both screens | Yes (adaptive) | Budget to mid-range |
Setting Up a Dual-Monitor KVM
- Map your ports first. Write down every video output on both computers and every input on both monitors. Pick a KVM that matches without adapters where possible.
- Connect with everything powered off. Cable the monitors, then each computer, then the USB peripherals, and power on the switch before the computers. This gives the switch a clean handshake with every display.
- Keep the cable order consistent. Use the same monitor-1 and monitor-2 ports on both computers, or Windows and macOS may swap your left and right screens after switching.
- Set display arrangement once on each computer. Configure extended mode, primary display and refresh rate on each machine, then switch back and forth a few times to confirm the layout holds.
- Put wireless receivers on the KVM, not the PC. Plugging a wireless mouse or headset receiver into the switch means it follows you between computers.
- Update firmware if offered. Some brands release firmware that improves compatibility with newer graphics cards and high-refresh monitors.
Which KVM Fits Your Desk?
- Two desktops, HDMI monitors, mostly work with some casual gaming: the UGREEN HDMI pick at #1, or the TESmart HKS202-P23 if you want EDID emulation and more switching options.
- Gaming PC with spare DisplayPort outputs and high-refresh monitors: the DisplayPort 4K@144Hz pick at #2, the UGREEN 8K DisplayPort switch, or the CKL 622DP-4.
- HDMI 2.1 monitors or a console in the mix: the TESmart HDMI 2.1 gaming KVM, which lists 4K at 144Hz with VRR and ALLM.
- A gaming desktop with HDMI and a work PC with DisplayPort: one of the mixed HDMI-plus-DisplayPort switches at #3 or #5.
- A work laptop with USB-C and a gaming desktop: the USB-C and dual HDMI docking KVM at #7.
- Two USB-C laptops: the AV Access KVM dock at #4.
- Tight budget but you hate rearranging windows: the Hearvo DisplayPort KVM, which adds adaptive EDID at a lower tier.
Alternatives to a Hardware KVM
A dual-monitor KVM is not the only way to share a desk between two computers. Many recent monitors include a built-in KVM that switches USB peripherals along with the monitor input; two such monitors can replicate much of what a KVM does, though you switch each screen separately. Software tools that share a keyboard and mouse across computers over the network work well for office tasks but cannot switch the monitors and are less suitable for games. Finally, a simple USB switch combined with each monitor’s input button is the lowest-cost approach, at the expense of pressing three buttons every time you change computers. For a gaming desk where you switch several times a day, a proper dual-monitor KVM remains the most convenient option.
Our Verdict
For the best compact KVM switch for a dual-monitor gaming setup, the UGREEN HDMI KVM Switch 2 Monitors 2 Computers 4K@60Hz is the strongest overall choice for most desks, pairing straightforward HDMI switching with four USB 3.0 ports from a well-known brand. Choose the DisplayPort KVM Switch 2 Monitors 2 Computers 4K@144Hz when your equipment uses DisplayPort and higher-refresh gaming is the priority, or a mixed HDMI-plus-DisplayPort model when your computers do not use the same video connection. Shoppers on a tight budget should start with the budget mixed-connection KVM at #5.
FAQ
What is the best KVM here for high-refresh dual-monitor gaming?
The DisplayPort KVM Switch 2 Monitors 2 Computers 4K@144Hz USB3.0 is the best fit based on its stated 4K@144Hz support. Confirm that both computers, both monitors, and all required cables support the display mode you intend to use.
Can a KVM switch share a keyboard and mouse between two computers?
Yes. A KVM is designed to share keyboard, video, and mouse access between computers. Several models in this roundup specify four USB 3.0 ports or support for four USB devices, giving you room for additional accessories beyond a keyboard and mouse.
Should I choose HDMI or DisplayPort for a gaming KVM?
Choose the connection type that matches your computers and monitors. The DisplayPort model is the clearest choice for a setup seeking its stated 4K@144Hz support. HDMI models can be a better fit when HDMI is the common connection across your desk or entertainment setup.
Which option is best for a laptop and desktop together?
The USB C & Dual HDMI KVM Switch 2 Monitors Laptop & Desktop Docking Station is purpose-built for that arrangement. If you are switching between two laptops instead, the AV Access KVM Switch Dock is the more directly targeted option.
Why do my windows move to one screen after switching?
The inactive computer thinks its monitors were disconnected and rearranges the desktop. A KVM with EDID emulation prevents this by continuing to present the monitors to both computers.
Does a KVM switch add input lag in games?
The video signal passes through with no meaningful added lag. Mouse and keyboard input can be affected on switches that emulate USB devices, so competitive players should use a pass-through USB port for a high-polling-rate mouse where available.
Can I use a dual-monitor KVM with a laptop that has only one video output?
Not directly. Each computer usually needs two video outputs. A laptop with a single USB-C video port needs a KVM with a USB-C input, such as the USB-C docking models in this guide, or a dock that splits the signal, which may not work on Macs.
Will G-Sync or FreeSync work through a KVM?
Only if the KVM lists variable refresh rate support. Many budget switches pass the image but not VRR. The TESmart HDMI 2.1 gaming model lists VRR; check the specification of any other switch before relying on it.
Can I connect a game console to a dual-monitor KVM?
Yes, on HDMI models, though a console outputs a single video signal, so it will use one monitor while the second screen stays on the other input or goes blank, depending on the switch.
