Here my processor wouldnt go over 50% usage, even though i enabled the dualcore and dynarec on dolphin.ini.
__________________
[Windows 7 RTM PRO X64][Gigabyte GA-G31M-S2L][Intel E5200@2.5Ghz][Corsair XMS2 DHX 4GB DDR2 800MHz][HIS HD4670 1GB GDDR3][19" LCD SyncMaster T190][Samsung SATA II HD322HJ 320GB][LG DVD-RAM GH22NS30]
E5x00 - Overclocking Thread