OCIA.net checks out the ThermalRight SLK-947U in their latest review. Below is a direct quote from the review:

"I debated using the X-Plate, but didn?t feel like going through the hassle of removing the P4 retention mechanism on my board. This was one of the perks of this heatsink. It has many different possibilities for mounting, so if you are using an AMD or a P4, it should still go on without a hitch?..or so I thought." Read the full review here