Good deal on that EVGA, I bought a second one yesterday.
If you game over 1920x1080 res than it's better to get 1GB of ram. Otherwise 768 is great!
I upgraded from a GTX260 core 16 and got a 20% increase in fame rate in FarCry 2, purchased this one ...
NCIX.com - Buy EVGA GeForce GTX 460 Superclocked Fermi 763MHZ 768MB GDDR5 Dual DVI Mini-HDMI PCI-E DX11 Video Card - 768-P3-1362-TR In Canada.