Power consumption on GTX 650 is very efficient, significantly lower than competitor's 28nm GPUs. Even at max power usage, it's only 62W, well below the PCIe slot's 75W.
Nvidia has officially announce the GTX 660 and the GTX 650.
GTX 650 would probably be the most interesting card...
No one sane will buy AMD when they drop support in less than 4 years, just ask the HD4xxx owners when they were moved to legacy support. Also AMD still can't even get 4K decoding working on HD7xxx and how long has that been on the...