I'm a current supporter of AMD displaycards, before HD5850, i used X1950 Pro. My hardwares are: Asus 990FX Sabertooth, X6 1055T, DDR3-1600 8GB, OCZ V3 120GB SSD, MSI R5850 PM2D1G OC, OCZ 700W PSU. I usually playing racing games such as Dirt 3, NFS series, WTCC, GTRs. Recently I bought the GIRD2 new game.I need to upgrade my display card. Budget below USd 400.....Any suggestions?