PNY NVIDIA Quadro® NVS 440 PCIE x16 . Graphics processor: NVS 440, Maximum resolution: 2048 x 1536 pixels, Processor clock speed: 250 MHz. Graphic adapter memory: 128 MB, Graphics adapter memory type: DDR, Memory bus: 128 bit. Interface type: PCI Express. Minimum processor: Intel Pentium 4/Xeon, AMD, Minimum RAM: 256 MB, Minimum hard disk space: 50 MB. Compatible operating systems: Windows XP, 2000, NT 4.0, Linux