Asus Graphics Cards TURBO-GTX970-OC-4GD5 Dual-ball bearing fan - Without the problem of oil drying common in sleeve-bearing fans, the Dual-ball bearing fan on ASUS Turbo GTX 970 lasts 4X longer Super Alloy Power -Exclusively-formulated alloy components boost performance by reducing power loss, enhancing durability, and achieving cooler operation. GPU TWEAK + Split Game caster - easily stream and real-time intuitive graphics tuning and monitoring 1088 MHz Core - Boostable to 1228 MHz, 1664 CUDA Cores Maxwell Architecture, 4GB GDDR5 vRAM 7010 MHz Effective Memory Clock, 256-Bit Memory Interface DisplayPort, HDMI, and DVI Outputs, Turbo Blower-Style Cooler PCI Express 3.0 x16 Interface