AMD Athlon II X4 615E Energy Efficient Propus 2.5 GHz 4 x 512 KB L2 Cache Socket AM3 45W Quad-Core Processor - Retail AD615EHDGMBOX<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"> Multi-Core: Quad-core </span></li><li><span class="a-list-item"> Operating Frequency: 2.5GHz </span></li><li><span class="a-list-item"> Socket: AM3 </span></li><li><span class="a-list-item"> Cache: 2MB </span></li><li><span class="a-list-item"> Power: 45W </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41558JIsKAL.jpg" noproxy>