AMD Barcelona benchmarks "omissions and disclosure"

A lot of people in the press have been scratching their heads at some of the performance claims made by AMD at the Barcelona launch Monday night including my colleague Tom Krazit who also covered the event for news.com (sister site to ZDNet). Not only were results omitted for questionable reasons, but they were omitted […]

A lot of people in the press have been scratching their heads at some of the performance claims made by AMD at the Barcelona launch Monday night including my colleague Tom Krazit who also covered the event for news.com (sister site to ZDNet). Not only were results omitted for questionable reasons, but they were omitted without a proper disclosure. The media then picked up on these slides and presented it to the public as is.

The slide in question claimed to be a comparison of the best published SPEC CPU 2006 (Standard Performance Evaluation Corporation) results of the best Intel compiler results versus the best PGI compiler results as of September 9, 2007. What AMD didn’t tell you was that they omitted better Intel results because of an optimization technique called “auto parallelization”. I only learned of this because I’ve compiled the officially published scores from SPEC for the Barcelona launch and AMD’s numbers didn’t match mine and I asked AMD about the disparities.

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AMD, Barcelona, Processor, CPUs, Desktop, Server, Benchmark, Benchmarking