The Thermalright Ultra-120 is compatible out of the box with socket 775 Intel Pentium and Core 2 Duo CPUs, and with socket 754/939/940 AMD Athlon64 processors. A CPU mounting bracket for the newly introduced 940-pin socket AM2 heatsink retention frame is also available separately, yet really ought to be included. Frostytech has updated this review with a complete reference list of both AMD and Intel heatsinks to compare against, previously this review only contained results for AMD 939/AM2 platforms.
FULL STORY @ FROSTYTECH (http://www.frostytech.com/articleview.cfm?articleID=2001)