NVIDIA Quadro K4000 3GB GDDR5 Graphics card (PNY Part #: VCQK4000-PB) Chipset: NVIDIA Quadro K4000 Bus: PCI-Express 2.0 x16 Video Memory: 3GB GDDR5 Memory Bandwidth: 134.0 GB/s Memory Interface: 192-bit Max. Resolution: 3840 x 2160 Connectors: DVI-I, 2x Display Ports