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Small black DisplayPort dummy plug with compact rectangular body

SMUGDESK

SMUGDESK DisplayPort Dummy Plug 4K@17Hz 2560x1600@60Hz

SKU CH-JYCZ-QS8E9

Simulates a monitor via DisplayPort so headless PCs keep GPU output active, supporting 4K@17Hz and 2560x1600@60Hz with fixed EDID

  • Enables GPU output on headless systems without a physical monitor
  • Locks resolution at 2560x1600@60Hz with stable EDID data
  • Supports 4K@17Hz for high-resolution headless operation
  • Works instantly with no drivers or external power required
  • Fits standard DisplayPort ports on graphics cards and motherboards

Headless GPU display emulator

This DisplayPort dummy plug simulates a connected monitor so graphics cards maintain full output on headless systems. It targets mining rigs, remote servers, virtual machines and unattended streaming boxes that need constant GPU activity without a physical screen. The adapter stores fixed EDID data to stop resolution resets during long runs.

Resolution ceiling 4K@17Hz

The plug locks two fixed modes: 4K at 17Hz and 2560x1600 at 60Hz. Higher refresh rates at 4K are not supported, so interactive desktop work at that resolution will feel sluggish. Users needing smoother 4K output or additional resolution choices must use a real display or a different emulator.

Compact plug-and-play dongle

The ultra-small unit draws no external power and requires no driver installation on any OS. It inserts directly into standard DisplayPort sockets on discrete cards or motherboard video ports, leaving adjacent slots free. Builders should verify physical clearance around tight multi-GPU layouts before relying on it.

Highlights

  • Enables GPU output on headless systems without a physical monitor
  • Locks resolution at 2560x1600@60Hz with stable EDID data
  • Supports 4K@17Hz for high-resolution headless operation
  • Works instantly with no drivers or external power required
  • Fits standard DisplayPort ports on graphics cards and motherboards

Specifications

No published specifications for this item yet.

Questions about this item

Should I pick the 4K@17Hz or 2560x1600@60Hz mode for my headless setup?

Choose 2560x1600@60Hz for smoother remote desktop interaction and video encoding, or 4K@17Hz if your application needs the higher pixel count at a lower refresh rate.

Will the GPU really run at full performance with this dummy plug instead of a real monitor?

Yes, the stored EDID data tricks the graphics card into detecting an active display, keeping the GPU at full clocks for rendering, mining or streaming tasks.

Does this plug work with any DisplayPort port on my graphics card or motherboard?

It is compatible with standard DisplayPort ports on dedicated graphics cards and mainboard video interfaces, requiring no driver or external power.

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