> >Damn. All this talk of 500-series PowerBooks is making me want to go to the >>attic and put my NetBSD running, 68040 upgraded, 90 MHz 540C back into >>action, instead of writing code, like I should be doing... :-P >> >>,xtG >>.tsooJ > >Whoa, did you say 90MHz? Do you mean 90/45 (as usual speed >nomenclature for 68040s is 50/25MHz, 66/33Mhz, 80/40Mhz, core clock >be 2x the bus interface) or do you mean your CPU is genuinely >running at 90MHz?! If so, how'd you manage that? Even the 68060 >didn't go that fast. Besides, the '040 doesn't support clock >multipliers like the PowerPC, so you'd also need a 90MHz bus to run a >90MHz CPU (all '040 macs run 1:1) > >It should be noted that the 68040's clock input runs at 2x the actual >speed of the CPU, hence the dual speed nomenclature. A 66/33MHz >68040 is really only a 33MHz part. > >Still, intriguing. I'll bet you clocked your bus to 45MHz with a >80/40MHz 68040 installed. ;-) > >Peace, >Drew
More importantly, where did he get a CQFP 40 MHz part ? Mad Dog -- PowerBooks is sponsored by <http://lowendmac.com/> and... Small Dog Electronics http://www.smalldog.com | Enter To Win A | -- Canon PowerShot Digital Cameras start at $299 | Free iBook! | Support Low End Mac <http://lowendmac.com/lists/support.html> PowerBooks list info: <http://lowendmac.com/lists/powerbooks.shtml> --> AOL users, remove "mailto:"; Send list messages to: <mailto:[EMAIL PROTECTED]> To unsubscribe, email: <mailto:[EMAIL PROTECTED]> For digest mode, email: <mailto:[EMAIL PROTECTED]> Subscription questions: <mailto:[EMAIL PROTECTED]> Archive: <http://www.mail-archive.com/powerbooks%40mail.maclaunch.com/> Using a Mac? Free email & more at Applelinks! http://www.applelinks.com
