Comparing two of the CPUs you mention there's significant single thread performance uplift, it's worth noting that the older part has significantly less CPU cache available, and the caching mechanisms are different, understandably. That said, once you've address some of the other points listed in the thread the sysinternals suite from Microsoft provides process monitor (procmon) and process explorer (procexp) which should help you in debugging.

In reply to Re: Windows Perl with sqlite3 by marto
in thread Windows Perl with sqlite3 by miner7777

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