Sapphire RADEON HD 7950 3072 MB . Graphics processor: Radeon HD 7950, Maximum resolution: 2560 x 1600 pixels, Graphics processor family: AMD. Graphic adapter memory: 3072 MB, Graphics adapter memory type: GDDR5-SDRAM, Memory bus: 384 bit. Interface type: PCI Express 3.0. Shader model version: 5.0, OpenGL version: 4.1. Depth: 275 mm, Height: 42 mm, Width: 115 mm