Originally Posted by merlin
They selll them under both.. But 99% of the Heatsinks are compatible with 939 and AM2.. Like my 4200 plus x2 was a socket 939.. Just depends how long ago you got it.
Thank you for the help but this thread should be closed, I found it was a socket AM2 but now I can't fit the thing. Check my thread 'Problems fitting heat sink'.
Once again thank you but this should be marked as resolved.