Ric> My 400 PII will complete a "set" of Seti data is an average of 8
    Ric> hours (my dual 266 PII will complete one set every eight hours, per
    Ric> CPU, so it pumps out 2 in 8 hours).  The PIII takes 50 hours! per
    Ric> set.

    Ric> Just a data point. The PIII is a laptop, ...

You don't mention how big the L2 cache is on the two processors.  That can
make a huge difference.  My 450MHz PIII laptop has a 256K L2 cache.  A PII
with a 512K cache may well have a distinct speed advantage if it can keep
most or all of the Seti working set in its L2 cache.

Try "cat /proc/cpuinfo" on your two machines (well, on your Linux machine at
least).

-- 
Skip Montanaro ([EMAIL PROTECTED])
(847)971-7098

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