Galaxy GeForce GTX 580 1536 MB GDDR5 PCI Express 2.0 DVI/DVI/Mini-HDMI SLI Ready Graphics Card, 58NLH5HS3PXZ Chipset: GeForce GTX 580 (Fermi) Core Clock: 772MHz Memory Size: 1536MB Memory Interface: 384-bit Memory Type: DDR5 Max. Resolution: 2560 x 1600