techPowerUp posted a review on the MSI R4850 Radeon HD 4850 512 MB
A quote from the article:
>> MSI R4850 Radeon HD 4850 512 MB Review
After some confusion, AMD has lifted the NDA for their brand-new Radeon HD 4850 Series today. The RV770 on these boards comes with 800 shaders and boasts 956 million transistors. Together with a new AA architecture the card takes the $200 segment in a storm offering leading performance/dollar and performance/watt.
>> MSI R4850 Radeon HD 4850 512 MB Review