SKU Number: 21163-00 /I/O Output: Dual DL-DVI-I+DP+HDMI, Triple Display Support /Core Clock: 850 MHz /Memory Clock: Effective 4800 MHz /PCI Express 2.1 x16 bus interface /1024MB /128bit GDDR5 memory interface /Dual Slot Cooler with Auto Fan Control /On-board HDMI, supports HDMI 1.3 with High Bitrate Audio /On-board DisplayPort Maximum Board Power: 108 Watt; Idle Board Power: 18 Watt