Prime Benchmark is a fast and simple processor performance benchmark utility based on searches for prime numbers. It is a raw test of your CPU power in basic operations provided in a compact package. Main features: - duration of the test is 1 minute - multi-threading is fully supported, i.e. multi-processor, multi-core, hyper-threading - scores can be submitted online for comparison and you can submit your result each time you get a higher score There are both installer and portable packages available. If you don't find it here, you may visit developer's site.