TechwareLabs has published a review of the PowerColor HD 4870 Video Card
A quote from the article:
>> PowerColor HD 4870 Review
Is your old video card just not cutting it anymore? Do you go to LAN parties or simply try to play single player games and lock up or find your game experience could be better? Its time to introduce to you, the Power Color HD 4870. Sure you have heard that this is an amazing card, but how amazing is it? Hang on for the ride as we find out what this card is capable of.
>> PowerColor HD 4870 Review