[geeks] Opinions on the HP C3x00?

Phil Stracchino phil.stracchino at speakeasy.net
Thu Mar 30 18:05:34 CST 2006


Charles Shannon Hendrix wrote:
> Thu, 30 Mar 2006 @ 17:28 -0500, Dave Fischer said:
>>shannon at widomaker.com writes:
>>>True, sbus was no speed daemon, but wasn't it better than ISA?
>>
>>isa 	 8 Mhz x 16 bits (actually much slower)
>>sbus 	25 Mhz x 64 bits
>>pci	66 Mhz x 64 bits
> 
> That's what I thought, though I could not remember the numbers.
> 
> ISA varied depending on the quality of the motherboard.
> 
> Some would only do 5MHz.
> 
> However, I had no problems with my old 486 running at 10Mhz, and I
> measured transfers very close to that for real.

I actually had my first 486 machine running quite stably for several
years with the ISA bus clocked to 11MHz.  It had a Wedge Technologies
motherboard and an engineering-prototype Alpha Research caching/spanning
IDE controller.


-- 
 Phil Stracchino                     Landline: 603-886-3518
 phil.stracchino at speakeasy.net         Mobile: 603-216-7037
 Renaissance Man, Unix generalist, Perl hacker, Free Stater



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