Hardware Canucks posted a review on the Sapphire HD 5850 1GB & Sapphire HD 5770 1GB video cards
A quote from the article:
>> Sapphire HD 5850 1GB & Sapphire HD 5770 1GB Review
ATI's HD 5000 series have been burning up the GPU sales charts
as of late with their near-flawless combination of price, performance and efficiency. The HD 5850 and HD 5770 have been particularly popular with gamers who are looking at cards that won't break the bank but offer enough horsepower to play any of today's games. In this review we take a look at two such cards from Sapphire.
>> Sapphire HD 5850 1GB & Sapphire HD 5770 1GB Review