I use the Thermalright SLK947-U and a 92mm Panaflo H1A @ 9V
The SLK947-U doesn't fit lots of boards though as it needs quite a bit of room around the CPU socket. It is a bolt on, not a clip. Thermalrights website says that it won't fit on the Abit NF7-S v2.0, but it does. It fits my NF7-S...