Intel released their Core 2 Quad CPUs early last year and AMD followed with their first four core CPUs in September of 2007.
Today they have two lines of processors with Quad Cores, the Phenom and the Opteron platform. The Phenom is their consumer line of desktop quad ore CPUs and the Opteron is their server and workstation line.
So being a little late to the table with Phenom can be a good and bad thing depending on whether the new processor outperforms the competition from Intel at the same price range.
Early versions of the Phenom were buggy with a TLB erratum that caused benchmarks to be lower than expected.
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