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    SubjectRe: [CFT] faster athlon/duron memory copy implementation
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    On Thu, 2002-10-24 at 13:15, Manfred Spraul wrote:

    > Attached is a test app that compares several memory copy implementations.
    > Could you run it and report the results to me, together with cpu,
    > chipset and memory type?

    Hi Manfred. Below is the average of three runs.

    Dual Athlon 1600, AMD 760M chipset, 2GB of ECC DDR266.

    Looks like AMD is right :)

    Athlon test program $Id: fast.c,v 1.6 2000/09/23 09:05:45 arjan Exp $

    copy_page() tests
    copy_page function 'warm up run' took 18622 cycles per page
    copy_page function '2.4 non MMX' took 21086 cycles per page
    copy_page function '2.4 MMX fallback' took 21096 cycles per page
    copy_page function '2.4 MMX version' took 18498 cycles per page
    copy_page function 'faster_copy' took 10311 cycles per page
    copy_page function 'even_faster' took 10464 cycles per page
    copy_page function 'no_prefetch' took 8589 cycles per page

    Robert Love

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