Gigabyte GeForce GTX 650 OC 2GB GDDR5 PCI-Express 3.0 2xDVI-D/HDMI/D-SUB Graphics Card GV-N650OC-2GI Ultra Durable VGA - GPU Temperature 5% ~ 10% down - Overclocking capability 10% ~ 30% up - Power Switch Loss 10% ~ 30% down GIGABYTE custom 100mm Fansink Core Clock: 1110MHz - Memory Clock: 5000MHz Features 2x DVI-D / HDMI / D-SUB outputs with HDCP protection Recommended minimum system PSU 400W with two 6-pin PCI-E power connectors Supports NVIDIA SLI / 3D Vision / Surround / CUDA / PhysX technology