ASUS Turbo GeForce® GTX 1080 Ti 11GB GDDR5X

     From the Manufacturer

https://www.asus.com/us/Graphics-Cards/TURBO-GTX1080TI-11G/

• Graphics Engine
  NVIDIA GeForce GTX 1080 TI
• Bus Standard
  PCI Express 3.0
• OpenGL
  OpenGL®4.5
• Video Memory
  GDDR5X 11GB
• Engine Clock
  GPU Boost Clock : 1582 MHz
  GPU Base Clock : 1480 MHz
• CUDA Core
  3584
• Memory Clock
  11010 MHz ( DDR2 )
• Memory Interface
  352-bit
• Resolution
  Digital Max Resolution:7680x4320
• Interface
  HDMI Output : Yes x 2 (Native) (HDMI 2.0)
  Display Port : Yes x 2 (Native) (Regular DP)
  HDCP Support : Yes
• Accessories
  1 x DP-DVI Dongle
• Power Connectors
  1 x 6-pin, 1 x 8-pin
• Software
  ASUS GPU Tweak II & Driver
• Dimensions
  10.5 " x 4.376 " x 1.5 " Inch
  26.67 x 11.12 x3.81 Centimeter
• Note
  ． To have the best cooling performance, ASUS TURBO GTX1080 Ti extends the fansink to 2 slots. Please double check your Chassis and Motherboard dimensions prior to purchase to make sure it fits in your system!
  ． Note that the actual boost clock will vary depending on actual system conditions. For more information, please visit http://www.geforce.com/