Full Details from Amazon.com : http://www.amazon.com/gp/product/B00BUM19JS?tag=onigi-20

MSI N650Ti-1GD5/V1 NVIDIA GeForce GTX 650 Ti 1GB GDDR5 PCI Express 3.0 Graphics Card

Chipset NVIDIA GeForce GTX 650 Ti 928 MHz
Video Memory 1GB GDDR5
Memory Clock 5400 MHz Memory Interface 128-bit
Bus PCI-Express 30 x16
Connectors VGA DVI HDMI
Supports NVIDIA PhysX NVIDIA 3D HDCP Microsoft DirectX 11 and OpenGL 43 Technology