Compliant with PCI Express version 2.0 Supports display resolutions up to 4K UHD (3840 x 2160) One HD Display resolution up to 4K UHD (3840x2160@30p) 128-bit display engine supports alpha color hardware cursors, overlays, and alpha blending Built-in DDR3 memory, up to 256MB Specifications Dimensions: M.2 B+M KEY PCIe protocol Input/Output: PCI Express 2.0 x2 Output interface: 1x HD/DVI-D Resolution: UHD 3840 x 2160 @30p, FHD 1920 x 1080 @60p Output interface: 20-pin 1.25mm x 2 Maximum power consumption: 2.78W Dimensions (WxLxH): 22x80x7.1 mm Working temperature: 0-70, storage temperature: -55~95 Environmental vibration: 20G@7-2000Hz, shock: 1500G @0.5ms : for Win10/Win11 32/64, Linux 3.13 and above Material: PCB Color: As shown Package Contents: 1 x adapter card with accessories Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.