CPU: Pentium E5800 Dual core @ 3.2GHz
RAM: 8Gb
GPU: GTX 550ti 1Gb
OS: Windows 7 64bit
I get very decent Fps in the wilderness and some cities but large battles and more populated cities drop into the 15-25 range on Auto-detect. Playable but not ideal also if I turn settings to high I only get slightly less fps (1-2) than the Auto-detect settings.