[Gc] More memory used on PPC platforms?
bruce at hoult.org
Wed Feb 6 12:19:32 PST 2008
On Feb 7, 2008 5:02 AM, jim marshall <jim.marshall at wbemsolutions.com> wrote:
> We recently ported our application to the PPC 405 platform. First we
> are noticing a big performance drop between our X86 and PPC program. I
> suspect this is mainly due to the CPU on the PPC side, but on X86 our GC
> cycles take roughly 30 msec, whereas on PPC it takes about 90 msec.
You don't give the specs for either machine, but last I heard, the PPC
405 ran at around 400 or 500 MHz and had 16 KB of cache. Of course
any modern x86 (multi GHz, several MB of cache) is going to slaughter
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