My Rig is Low End but it still plays Crysis at Max settings.
AMD Athlon II X2 240 3.33GHz (stock cooler Runs at 32c)
PNY 2x1GB RAM Modules 800MHz 4 Cas Latency
Thermaltake 500 watt
Gigabyte GA-MA785GM-US2H
XFX 4850 512MB OC (runs at 45c)
WD 640GB Sata III 7200RPM 64MB Cache
Compaq presario 2006 case

Not Bad, not bad at all

Its still a pain in the ass to try and use Cryengine 2 in certain situations, mostly when i come across a memory overload. But the system only cost me about $400 to make no joke.