What kind of pc games can you recommend for a relatively weak machine? This configuration: Processor: AMD Athlon (tm) 64 X2 Dual Core Processor 6400+ (2x3.2Ghz) Motherboard: GA-M57SLI-S4 (NVIDIA® nForce 570 SLI chipset) Memory: 5GB DDR2 Video Card: NVIDIA Quadro 4000 GF100GL, 2Gb GDDR5 Hard Drives: 2 x 320Gb ATA WDC WD3200AAKX-2 Power Supply: Chieftec 500W