techPowerUp posted a review on the Powercolor HD 3650 Xtreme 512 MB video card
AMD's new HD 3650 is basically an improved version of the 2600 XT without any major technological advances other than a smaller die size resulting in cheaper cards. PowerColor's HD 3650 Extreme comes equipped with 512 MB of fast GDDR3 memory and runs at higher clocks than the AMD reference design.Powercolor HD 3650 Xtreme 512 MB Review