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Article #870

Re: Faster than SPICE

#870
From: Mark G. Johnson
Date: Wed, 12 Apr 1989 14:44
28 lines
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In article <560@ole.UUCP> upton@ole.UUCP (Mike Upton) writes:
 >
 >It has been so long since we have run 2G6 that we dont really have
 >any valid performance comparison, but on non-trivial problems
 >HSPICE is approx 3-10 times faster than 2G6.
 >

And he's right.  MIPS's production circuit simulator is HSPICE too, and
we find it to be a bunch faster than 2G.6 as well.

 >
 >I would really like to run HSPICE on a MIPS-M2000 (is that what the
 >R3000 based system is called?)
 >

Yep, M2000 has R3000 cpu.  Runs 20X the VAX780 on HSPICE (see Performance
Brief for details) ----  making life cozy for the circuit designers here.
CMOS group has 3 M2000's and 12 M120's so there are adequate :-) cycles
available for SPICE runs.

Still, it'd be very interesting to hear about other, yet more extreme,
simulators that go even faster.  (If any).   In particular, simulators
that are faster on problems in which every node is jumping around like
crazy (such as our octal-FCT CMOS driver ground-bounce studies).
-- 
 -- Mark Johnson	
 	MIPS Computer Systems, 930 E. Arques, Sunnyvale, CA 94086
	...!decwrl!mips!mark	(408) 991-0208
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!bloom-beacon!apple!versatc!mips!mark
References: <16857@obiwan.mips.COM> <560@ole.UUCP>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!jarvis.csri.toronto.edu!mailrus!tut.cis.ohio-state.edu!bloom-beacon!apple!versatc!mips!mark
From: mark@mips.COM (Mark G. Johnson)
Newsgroups: comp.lsi.cad,comp.lsi
Subject: Re: Faster than SPICE
Message-ID: <17087@obiwan.mips.COM>
Date: 12 Apr 89 14:44:11 GMT
References: <16857@obiwan.mips.COM> <560@ole.UUCP>
Reply-To: mark@mips.COM (Mark G. Johnson)
Organization: MIPS Computer Systems, Sunnyvale, CA
Lines: 28