Since i install the corsair h60 2nd generation in my pc i'm getting problem with the overclock , while i'm playing a game like BF3 my cpu drop from 3817.30 MHz to 803.64 MHz , that happen every 30 or 20 seconds . With my stock cooler that never happen . http://i.imgur.com/nCLNKgp.jpg , http://i.imgur.com/pqkHhDp.jpg . My pc specs: CPU:AMD Phenom II x4 965 Oc 3.8 GHz RAM:8GB 1600Mhz GPU:MSI Gtx 650 OC 1GB Motherboard:Asus m4n68t-m v2 PSU: 500 Watts
Sorry for my english.
More aboutproblem phenom 965
Is Cool and Quiet disabled in the bios? That is typically what will cause the multiplier to jump down to 4 (it's lowest power mode).
Yes it is disable
could be your motherboard's vrm is heating due to overclocking