HP Nvidia NVS310 512MB Dual DisplayPort PCI-Express x16 Low Profile Graphics Video Card 680653-001.Nvidia GPU Model Number: NVS 310HP Part Number: 680653-001Compatible Part Numbers: 678929-001 180-12014-1005-A01Specifications:GPU Model: Nvidia NVS 310Interface PCI-Express x16Memory: 512MB DDR2Ports:2 DisplayPort 1.2Max Resolution: 2560 x 1600 at 60 Hz