Memory Size: 1GB DDR3 Memory Interface: 512-bit Effective Memory Clock: 1242MHz (2484MHz Effective) Core Clock: 648MHz Interface: PCI Express 2.0 x16 Shader Clock: 1476MHz Stream Processors: 240 Processor Cores RAMDAC: 400 MHz Resolution: 2560 x 1600 Pixel SLI: 3-Way SLI Cooler: With Fan Power Connector: 2 x 6 Pin Dual-Link DVI: Yes HDCP Ready: Yes [...]

Memory Size: 512MB DDR3 Memory Interface: 256-bit Effective Memory Clock: 2200MHz (effective) Core Clock: 738MHz Interface: PCI Express 2.0 x16 Shader Clock: 1836MHz Stream Processors: 128 RAMDAC: 400 MHz Resolution: 2560 x 1600 Pixel SLI: 3-Way SLI Cooler: With Fan Power Requirements: Minimum 450W or greater system power supply (with a minimum 12V current rating [...]