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On Wednesday 24 November 2010 11:23:48 Neil Bothwick wrote: |
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> On Tue, 23 Nov 2010 22:53:02 +0000, David W Noon wrote: |
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> > >Apparently it's not quite a full i686. The research I did at the time |
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> > >indicated that using anything higher than i486 was asking for |
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> > >problems. |
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> > |
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> > I am a little surprised by that. I ran a couple of K6-3 boxes for some |
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> > few years using i586. As near as I could tell, those processors only |
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> > lacked CMOV instructions when compared with i686. I find it hard to |
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> > envisage the Geode lacking any i586 feature, given that it has MMX |
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> > instructions, CMOV instructions, the CMPXCHG8B instruction and a TSC |
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> > register -- all of those are way beyond i486. |
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> |
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> AFAIR is does implement the full i586 set, but some of it badly, so i486 |
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> gives better performance... but don't ask me to do an emerge -e world on |
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> that box to check it out b:( |
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Tempting.... but.... no, I won't make you do it ;) |
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Joost |