EVGA GeForce GTX 460 FTW EE (External Exhaust) 1024 MB GDDR5 PCI Express 2.0 2DVI/Mini-HDMI SLI Ready Graphics Card, 01G-P3-1378-TR GeForce GTX 460 with 850 MHz core clock PCI Express 2.0 1024 MB 128-bit 0.5ns GDDR5 memory 4000 MHz memory clock and 1700 MHz shader clock NVIDIA 2-way SLI ready