You should try a search for this over at the Overclockers.com forums... this question seems to come up almost once a week there, so you should be able to find plenty of discussion about it. 
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Michael E. Robbins
M.A.Sc. Candidate, University of Toronto
12.1 GHz of AMD's finest (17.7 GHz total) crunching proudly for the AMDMB.com Killer Frogs
SETI BOINC: Dual Opteron 246s (Iwill DK8N) | XP2800+ (Shuttle SN41G2) | 3x XP2400+ (ASUS A7N266-vm)
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