hi,please help me,I want to buy a graphic card,and I'm stuck between crossfire4770 or a single 4890,and I dont know which one is better and faster,help me,I want to choose wisely,if crossfire4770 is better than a single4890,then I prefer to buy two 4770 and use them as crossfire,but if a single 4890 is better and faster than crossfire4770,then I prefer to choose single 4890,please help me.
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I think the dual 4770's will be faster...but not by too much...maybe 15 - 20%??
4890 is your best option really. You wont run into any problems with games and Xfire compatibility and you also have a free slot for future upgrades...also probs less power use and heat output.