Pretty sure this chip is fine, it runs fine stock but is not stable when OC on my X58m. I believe the board doesn't fully support as the uncore multiplier and some other stuff is locked when using this chip
$45 +ship - paypal
https://www.heatware.com/eval.php?id=65104
http://feedback.ebay.com/ws/eBayISAPI.dll?ViewFeedback2&userid=sdprerunner&ftab=AllFeedback
$45 +ship - paypal
https://www.heatware.com/eval.php?id=65104
http://feedback.ebay.com/ws/eBayISAPI.dll?ViewFeedback2&userid=sdprerunner&ftab=AllFeedback