TechwareLabs has published a review of the AMD Phenom 9950 X4 Quad-Core Processor

AMDs release on July 1st 2008 included the introduction to three new quad core processors. One of which is the 9950, which was released to fix the TLB erratum problems on the 9900. The other two released were products new to the market, the 9150e and the 9350e

AMD Phenom 9950 X4 Quad-Core Processor Review