AmigaActive (1414/1947)

From:Alan Buxey
Date:23 Apr 2001 at 15:34:17
Subject:Re: Common misconception (was Re: Voyager Image Decoders)

hi,

> The 68060 FPU is very good, and that is the 68k emulator's stumbling block
> for sure (simply because the FPU on a 603e isn't as fast, and scarily enough
> the 604e one is slower :)

?? the 604 FPU is slow than the 603e's , but both of them easily beat that
on the 060 :-)

> Do some integer tests, run around in Workbench for a while, and it'll feel
> pretty much like it would on a 68060. The context switches between

it doesnt. trust me, i've an 060 (as you know) and workbench isnt 'pretty
much like' . its not as bad as it felt on 50Mhz 030, but it is around the
040 mark. of course, when starting to use bits that are now on the PPC it
is much better..did I say native PPC disk access?? :-)

> How would Mac people know? They can't use a 68060 at all.. Mac emulation
> on the Amiga has to disable caches and hack MacOS ("OS8.x support" boxes
> in SS) to get it to work even at all..

there've been 060 cards for the Mac. no Apple Mac had 060 as standard, but
a few 3rd party cards did arrive.

they certainly know that their old 040 Quadra beat the doo-dah out of
their PowerMac 601 ;-)

alan

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