Newegg has the AMD Athlon II X4 630 Quad Core Processor (ADX630WFK42GM) for $89.99 - $15 off with coupon code EMCYTZT417 (Exp 04/24) = $74.99 with Free Shipping. Features a 2.80GHz clock speed, socket AM3, 2MB cache, and a 2000MHz bus speed.
Newegg has the Zalman CNPS5X SZ 92mm Hydraulic CPU Cooler for $29.99 - $10 rebate (Exp 04/30) = $14.99 with Free Shipping. Supports AM3, AM2+ and AM2 processors. Maximum fan speed of 2800 RPM and no more than 32 decibels.