AMD Piledriver FX-8350, 4.8Ghz
NEC's 2560x1600 2x1600x1200 PLP 4960x1600
3xMSI HD 7950 OC BE @1065/1465 stock volts.
Are all cores running maxed out at that clock? I don't think you'd beat its performance without going for a six core Intel CPU. But when Mantle comes along I expect you'd remove any CPU bottleneck at all on the 8350.