[Info-vax] VUPS.COM relevance for modern CPUs

abrsvc dansabrservices at yahoo.com
Tue Dec 20 10:50:40 EST 2022


> None of this makes much sense. spec.org have been devising cpu tests 
> for decades and have specialist tests for different workloads. That 
> includes all the info on compilers and code used. Probably the most 
> accurate data around and is supported by system and cpu vendors as 
> well. Too many variables involved, so some sort of level playing 
> field approach is the only way to get accuracy. 
> 
> Can be fun devising simple tests, but would never used that as a 
> basis for purchasing decisions... 
> 
> Chris

The big problem with these standard benchmarks is that some compilers will look for these and insert some "special" optimizations specifically for those benchmarks. You are better served using a homegrown benchmark of some type that more closely reflects your application environment.

Dan



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