HP LD534AV, Quadro 400, 0,5 GB, GDDR3, 64 bit, 2560 x 1600 pixels HP LD534AV. Graphics processor family: NVIDIA, Graphics processor: Quadro 400. Discrete graphics card memory: 0,5 GB, Graphics card memory type: GDDR3, Memory bus: 64 bit. Maximum resolution: 2560 x 1600 pixels. DirectX version: 10.1, OpenGL version: 3.3. Cooling type: Active