Some motherboards may provide more power via CPU OPT than via CPU FAN. For this reason, it is recommended to check the manual of your motherboard to see if you can benefit from additional power.

So, I just recently built a new system. For the motherboard I have an Asus P5K SE, and a Core2Duo E6750 for the CPU. So far everything seems to be working great execpt for one nagging detail. Asus ...

This motherboard has the CPU socket on the back A very unique motherboard By Shawn Knight May 24, 2021, 13:11 19 comments. Serving tech enthusiasts for over 25 years.