HP C1F18AV, NVS 300, 0.5 GB, GDDR3, 64 bit, 2560 x 1600 pixels, PCI Express x16 HP C1F18AV. Graphics processor family: NVIDIA, Graphics processor: NVS 300, Processor frequency: 520 MHz. Discrete graphics card memory: 0.5 GB, Graphics card memory type: GDDR3, Memory bus: 64 bit, Memory clock speed: 790 MHz. Maximum resolution: 2560 x 1600 pixels. DirectX version: 10.1, OpenGL version: 3.3. Interface type: PCI Express x16. Cooling type: Passive