Gigabyte GV-R775OC-1GI. Graphics processor: Radeon HD 7750, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: AMD. Graphic adapter memory: 1024 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 128 bit. Interface type: PCI Express 3.0. OpenGL version: 4.1. Minimum system power supply: 400 W