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#1
Radeon HD 7770
Newegg.com - SAPPHIRE 11201-00-20G Radeon HD 7770 GHz Edition 1GB GDDR5 PCI Express 3.0 x16 HDCP Ready Video Card
I'm considering buying two of those to crossfire in my PC. Would it be worth it? How much of a performance increase could I expect to see over my HD 4890?