Sapphire Radeon HD 6770 FleX Edition Review
 

It's not often that we see a new graphics card get released that's no different than its predecessor, but with the Radeon HD 6770, that's just the case. We're already familiar with HD 5770 performance, but let's take a look at how this $140 card compares to its similarly-priced competition, including the recently-launched HD 6790.

http://techgage.com/article/sapphire...dition_review/

no, not very often.
Geforce 9800 GTX
Geforce 9800 GTX+
Geforce 250 GTS
...