Graphics Processing Unit NVIDIA GeForce GTX 750Ti Interface PCI Express x16 3.0 Boost / Base Core Clock 1137 MHz / 1059 MHz Memory Size (MB) 2048 Memory Type GDDR5 Memory Interface 128-bit Memory Clock Speed (MHz) 5400 DVI Connectors 1 (Dual-link DVI-D) Max Resolution: 2560 x 1600 @60 Hz D-SUB Connectors 1 HDMI Connectors 1 (version 1.4a) Max Resolution: 4096x2160 @24 Hz Maximum Displays 2 HDCP Support Y RAMDAC speed (MHz) 400 DirectX Version Support 12 OpenGL Version Support 4.4 Card Dimension(mm) 205x111x38 mm Card Weight (g) 422 Power consumption (W) 60 Recommended PSU (W) 400