HP B4J92AA, GeForce GT 630, 2 GB, GDDR3, 128 bit, 2048 x 1536 pixels, PCI Express x16 HP B4J92AA. Graphics processor family: NVIDIA, Graphics processor: GeForce GT 630. Discrete graphics card memory: 2 GB, Graphics card memory type: GDDR3, Memory bus: 128 bit. Maximum resolution: 2048 x 1536 pixels. DirectX version: 11, Dual Link DVI. Interface type: PCI Express x16. Cooling type: Active