EVGA GeForce GTX 560 1024 MB GDDR5 PCI Express 2.0 2DVI/Mini-HDMI SLI Ready Graphics Card, 01G-P3-1460-KR 128GB/sec Memory Bandwidth 4008 MHz Memory Clock and 1620 MHz Shader Clock PCI-Express 2.0 GeForce GTX 560 with 810 MHz core clock 1024 MB 256-bit GDDR5 Memory GeForce GTX 560 with 810 MHz core clock PCI-Express 2.0 1024 MB 256-bit GDDR5 Memory 4008 MHz Memory Clock and 1620 MHz Shader Clock 128GB/sec Memory Bandwidth NVIDIA 2-way SLI ready 45.4 GT/s Texture Fill Rate Microsoft DirectX 11 Support