Intel Xeon 5150 2.66 GHz 4M L2 Cache 1333MHz FSB LGA771 Dual-Core Processor - OEM/Tray<div style="text-align: left;"><strong>[Product Information]</strong><ul><li id="replacementPartsFitmentBullet" class="aok-hidden" data-doesntfitmessage="We're not sure this item fits your " data-fitsmessage="This fits your "><span class="a-list-item"><span id="replacementPartsFitmentBulletInner"><a href="#" class="a-link-normal hsx-rpp-fitment-focus">Enter your model number</a>to make sure this fits.</span></span></li><li><span class="a-list-item"> Product Type - Processor </span></li><li><span class="a-list-item"> Processor Type - Intel Xeon </span></li><li><span class="a-list-item"> Performance Index - N/A </span></li><li><span class="a-list-item"> Performance Index - N/A </span></li><li><span class="a-list-item"> Bus Speed - 1333 MHz </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/51jo-Ym20XL.jpg" noproxy>