Chipset GeForce GTX 750 Memory Clock 5000 MHz Process Technology 28 nm Memory Size 1024 MB Memory Bus 128 bit Core Clock Base:1059MHz/Boost:1137MHz (Standard - Base:1020MHz Boost:1085MHz) Card Bus PCI-E 3.0 Memory Type GDDR5 DirectX 11.2 OpenGL 4.4 PCB Form ATX Digital max resolution 4096 X 2160(via 2 HDMI) Analog max resolution 2048 x 1536 Multi-view 4 I/O Dual-link DVI-I*1/DVI-D*1/HDMI*2 Power requirement 400W