Stefan Mileschin

EVGA has today officially introduced a fresh pair Kepler cards, the GeForce GTX 680 SC Signature and GeForce GTX 680 SC Signature+ which feature a 5 phase PWM design, 8-pin and 6-pin PCIe power connectors (stock models come with two 6-pin plugs), and increased frequencies - 1084 MHz (1006 MHz stock) for the base clock, 1150 MHz for the boost clock (1058 MHz) and 6208 MHz (6008 MHz) for the 2 GB of on board GDDR5 memory.

These two tweaked GTX 680s also have 1536 CUDA Cores, a 256-bit memory interface, PCI-Express 3.0 support, SLI and 3D Vision Surround capabilities, and four display outputs - two DVI, one HDMI and one DisplayPort. The GeForce GTX 680 SC Signature has a price tag of $529.99 while the GeForce GTX 680 SC Signature+, which comes equipped with a backplate, costs $549.99. Neither model is available at this time.

http://www.techpowerup.com/164162/EV...ics-Cards.html