Here's a quick overview:
GeForce GTX 260 Core 216 55nm: 675MHz core, 2304MHz memory, 1458MHz shader, $259.99 GeForce GTX 260 Core 216 Superclocked 55nm: 626MHz core, 2106MHz memory, 1350MHz shader, $269.99 GeForce GTX 260 Core 216 SSC 55nm: 576MHz core, 1998MHz memory, 1242MHz shader, $289.99
EVGA is proud to announce that the popular GTX 260 "Core 216" is now available with a 55nm GPU. The EVGA GTX 260 ‘Core 216’ 55nm combines high performance and power efficiency, delivering you the perfect solution for any performance or gaming enthusiast. Also, with PhysX and CUDA support, you are properly equipped for the future of the visual PC. Witness next generation visual computing today!