Evga GTX780Ti GDDR5 3GB 384bit Graphic Card SC w/ ACX Cooler

Performance

NVIDIA GTX 780 Ti
2880 CUDA Cores
1006 MHz Base Clock
1072 MHz Boost Clock
241.4GT/s Texture Fill Rate
Memory

3072 MB, 384 bit GDDR5
7000 MHz (effective)
336 GB/s Memory Bandwidth
Interface

PCI-E 3.0 16x
DVI-I, DVI-D, HDMI, Display-Port
Resolution & Refresh

240Hz Max Refresh Rate
Max Analog : 2048x1536
Max Digital : 4096x2160
Operating System Support

Windows 8 32/64bit
Windows 7 32/64bit
Windows Vista 32/64bit
Windows XP 32/64bit
Requirements

Minimum of a 600 Watt power supply.
(Minimum recommended power supply with +12 Volt current rating of 42 Amps.)
An available 6-pin PCI-E power connector and an available 8 pin PCI-E power connector
Total Power Draw : 250 Watts