Just a quick test on 3.2G, 3.6G and 4G on prime95
My rig:
CPU:E6850 L722A232
M/B:Asus P5K-Deluxe
CPU Cooler:Ultra 120 eXtreme with thermaltake A1926 fan
RAM:Crucial Ballistix DDR2-1066 5-5-5-15 1G X2
VGA:Asus 2600XT DDR3
POWER:Enermax Liberty 500W
CASE:Thermaltake Armor Jr.
3.2G Start
http://i95.photobucket.com/albums/l1...primeLarge.jpg
3.2G finished
http://i95.photobucket.com/albums/l1...inishLarge.jpg
3.6G start
http://i95.photobucket.com/albums/l1...primeLarge.jpg
3.6G finished
http://i95.photobucket.com/albums/l1...primeLarge.jpg
4G start
http://i95.photobucket.com/albums/l1...primeLarge.jpg
4G finished
http://i95.photobucket.com/albums/l1...hrfinished.jpg