CPU Scaling - Core i7 2600K

Performance with the dual-GPU GTX 590 was essentially maxed out with the Core i7 2600K clocked at 3.0GHz. Going from 3.0GHz to 4.0GHz provided an average of just 2fps more performance. Meanwhile, at 2.0GHz the Core i7 2600K lost 22% of its original frame rate.