March 30, 2012 - EVGA announces immediate availability of the EVGA GeForce GTX 680 Hydro Copper. This card offers a preinstalled Hydro Copper Waterblock, and reduces the GPU operating temperature by as much as 50%. Additionally, the EVGA GeForce GTX 680 is optimized for overclocking with a 5 Phase PWM Design and 8pin + 6pin power connectors. The EVGA GeForce GTX 680 Hydro Copper ships with increased clockspeeds of 1215MHz (boost clock) and 1150MHz (base clock). The memory has further been tuned with a stock frequency of 6300MHz.
The EVGA Hydro Copper waterblock is also available separately.
EVGA GeForce GTX 680 Landing Page http://www.evga.com/articles/00669/
EVGA GeForce GTX 680 Hydro Copper http://www.evga.com/products/moreInfo.asp?pn=02G-P4-2689-KR&family=GeForce%20600%20Series%20Family&sw=
Hydro Copper Waterblock (Separate) http://www.evga.com/products/moreInfo.asp?pn=400-CU-G680-B1&family=Accessories%20-%20Hardware&sw=4
Hydro Copper Waterblock Internals http://www.evga.com/forums/tm.aspx?&m=1510320&mpage=1.