I managed 4.6 Ghz stable at 1.25V on a 3770K
Max Temp 77C delta of 55C
System:
I7 3770k @ 4.6Ghz 1.25V w/ H100i
ASRock Fatal1ty Z77 Professional Mobo
16Gb Gskills Ripjaws @ 1600Mhz
2x AMD Radeon HD 6950 w/ 2Gb ram each
I'm fairly proud of myself
I think i could manage 4.7Ghz but would be knocking on the 80C door pretty hard

Max Temp 77C delta of 55C
System:
I7 3770k @ 4.6Ghz 1.25V w/ H100i
ASRock Fatal1ty Z77 Professional Mobo
16Gb Gskills Ripjaws @ 1600Mhz
2x AMD Radeon HD 6950 w/ 2Gb ram each
I'm fairly proud of myself

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