Galaxy MDT-X5 GeForce GTX 560 Ti 1 GB GDDR5 PCI Express 2.0 DVI/DisplayPort/4xMini-HDMI Multi-Display Graphics Card, 56NGH6DM3TTX Chipset: GeForce GTX 560 Ti (Fermi) Core Clock: 820MHz Memory Size: 1 GB Memory Interface: 256-bit RAMDAC: 400 MHz Bus: PCI-Express 2.0 x16