NVIDIA NVS 310 1 GB Dual-DisplayPort Graphics Card by Lenovo The NVIDIA NVS 310 graphics card is a PCI Express low-profile form factor graphics add-in card, targeted as an active low-cost graphics solution for the corporate business and enterprise markets. The NVS 310 graphics card offers 1 GB of DDR3 memory and is capable of supporting two digital flat panel displays via the 2 VESA DisplayPort connectors.