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Article View: comp.sys.amiga.tech
Article #12100

Re: New stuff

#12100
From: Steve -Raz- Berry
Date: Tue, 04 Apr 1989 07:25
31 lines
2213 bytes
In article <1619@dretor.dciem.dnd.ca> king@dretor.dciem.dnd.ca (Stephen King) writes:
)In article <846@savax.UUCP> thompson@savax.UUCP (thompson mark) writes:
))Somewhat impressive, but why settle for less. The Intel 80860 (N-10) will
))absolutely blow the doors off the Weitek part and just about anything else.
))It is a 64 bit RISC processor with an internal FPU capable of 80 MFLOPS or
))120 MOPS (millions of operations per second). [...]
))Initial release will be in the 33MHz and 40MHz speeds but 50MHz is in
))development. The parts are currently sampling for $750. [...]
)
)Excuse me if this seems like a foolish question, but how do they get
)120 MOPS with a (maximum) 50MHz clock speed? I could understand an
)instruction executed on both the rising and falling edges of the clock, but
)that is still less than 120 MOPS. 

Don't quote me exactly but, They use a 64 bit IU bus which I believe is
divided up 32bits integer/ 32bits floating point instruction. So we are
talking 2 OPS per edge. How they get 120MOPS is something I don't want
(or care) to think about now (it's past my bed time).

))Looks like Intel has finally designed something that is worth the silicon
))its on.

)If this thing is made of silicon, I am inclined to agree. Sure it's not
)GaAs ? After all, 120MOPS implies 8.33 nS propogation; barely enough for a
)few simple TTL gates.

I didn't think (or get the impression) that it was GaAs.

Steve -Raz- Berry      Disclaimer: I didn't do nutin!
UUCP: sun!kilowatt!raz                    ARPA: raz%kilowatt.EBay@sun.com
"Fate, it protects little children, old women, and ships named Enterprize"
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Message-ID: <97369@sun.Eng.Sun.COM>
Path: arc1-ca.pugleaf.net!utzoo!utgpu!utstat!jarvis.csri.toronto.edu!mailrus!ncar!ames!amdcad!sun!kilowatt!raz
References: <2017.AA2017@panchax> <846@savax.UUCP> <1619@dretor.dciem.dnd.ca>

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Path: arc1-ca.pugleaf.net!utzoo!utgpu!utstat!jarvis.csri.toronto.edu!mailrus!ncar!ames!amdcad!sun!kilowatt!raz
From: raz%kilowatt@Sun.COM (Steve -Raz- Berry)
Newsgroups: comp.sys.amiga.tech
Subject: Re: New stuff
Summary: Two instructions per cycle
Keywords: 680x0's and computers in general
Message-ID: <97369@sun.Eng.Sun.COM>
Date: 4 Apr 89 07:25:18 GMT
References: <2017.AA2017@panchax> <846@savax.UUCP> <1619@dretor.dciem.dnd.ca>
Sender: news@sun.Eng.Sun.COM
Reply-To: raz@sun.UUCP (Steve -Raz- Berry)
Organization: Sun Microsystems, Mountain View
Lines: 31