From: Milind Bhandarkar <bhandark@csar.uiuc.edu>
Newsgroups: comp.parallel
Subject: Re: What Ever Became of the "Transputer" ???
Date: 5 May 1999 13:38:51 GMT
Organization: University of Illinois at Urbana-Champaign
Approved: bigrigg@cs.cmu.edu
Message-Id: <7gphlb$p4e$1@goldenapple.srv.cs.cmu.edu>
Originator: bigrigg@ux6.sp.cs.cmu.edu
Xref: ukc comp.parallel:15562


Eugene Miya <eugene@cse.ucsc.edu> wrote in message
news:7g7uhd$ag4@darkstar.ucsc.edu...
> Basically, they got trounced by Intel.  Lack of software, too.
> Could not keep up with the technology curve.  Some shortsightedness
> on the part of Americans.  Certain proprietary things about the
architecture.
> Processors alone are not enough.

T800 was a good processor. It was a contemporary of i386, and I have
gotten better performance on it than on a 386. However, 486 DX, which
came immediately after, was much faster, and the next generation
transputer (T9000) got delayed. I think inmos was taken over or
something by SGS Thompson (from what I remember, its been years since
then). 

> >several ultra-highspeed "serial" links through which
> >data could be exchanged between processors. If anything,
> "ultra-high" is your term.

It was hardly "ultra-high". There were 4 links that could communicate
at 10 Mbps bidirectional b/w. The only advantage was that they were
within the processor, so it saved some space for additional
communication hardware. 

> I want to try to pick up a SUPRENUM machine for The Computer Museum.
> I think there was also an Israeli machine also using Transputers.
> We should try to pick one of those up, too.

India's first successful attempt at making a 256 processor
supercomputer was based on T800 transputer. It was developed at Center
for Development of Advanced Computing, in Pune, India. The name of
this machine was PARAM.  Later they switched to Sparcs.

Milind

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