With our own LGA775 adapter, Ultra-90 can be installed on any Intel socket T motherboard without having to remove the motherboard. So far, we have not found any board that is not compatible with the Ultra-90, but if you find any that is not compatible, we would appreciate if you could report them to here.

With our own P4-478 adapter, Ultra-90 can be installed on any Intel socket 478 motherboard without having to remove the motherboard. So far, we have not found any board that is not compatible with the Ultra-90, but if you find any, we would appreciate if you could report them to here.

Ultra-90 is designed to fit most of AMD socket 754/939/940 motherboards. If you find any that is not compatible, we would appreciate if you could report them to here.

With our own AM2 RM (Rev. A), the Ultra-90 should fit any socket AM2 motherboards. If you find any that is not compatible, we would appreciate if you could report them to here.