After an exchange of fire on the graphics performance

Two 4850 after an exchange of fire than a piece of 4870's strong performance did not??

Why not buy a 4870 X2 it is expensive 1500 …

definitely tough to be tough, but some have since bought a 4850X2 why not go buy it 4870X2 Zhongguancun, there are a lot of testing, the results of 4870 than a 4850 strengths is now 590 yuan Look, two on about 1100 yuan, 1100 yuan can buy the 4850, but also, looks like ATI is the exchange of fire between two different graphics cards, unlike NV of the SLI must be the same as two cards.