The AMD Phenom II X4 955 Black Edition processor is a 3.20GHz quad-core processor with 6MB of L3 cache and support for socket AM3 motherboards. This is the fastest quad-core processor every released by AMD and retails for just $245. Read on to see how the processor does against other popular CPUs.

Quote: "The AMD Phenom II X5 955 Black Edition processor is more than a speed bump as it brings Socket AM3 support to the flagship AMD desktop processor. The extra 200MHz is a nice touch though, as at 3.2GHz the Phenom II is more competitive with the Intel Core 2 quad-core processors. The Intel Core i7 series of processors still leads over the Phenom II X4 955 in all the benchmarks, but it costs hundreds more to build a platform using a Core i7 versus a Phenom II..."



Link: Legit Reviews