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- Path: pellew.ntu.edu.au!jamesm
- From: jamesm@it.ntu.edu.au (James McArthur)
- Newsgroups: comp.sys.amiga.advocacy,comp.sys.amiga.misc
- Subject: Re: Walker vs. the $999 7200/75 w/4xCD!
- Followup-To: comp.sys.amiga.advocacy,comp.sys.amiga.misc
- Date: 10 Apr 1996 14:43:22 GMT
- Organization: Northern Territory University
- Message-ID: <4kghea$4fa@pellew.ntu.edu.au>
- References: <eraugust-2803960910170001@sbdsk0838.sbrc.hac.com> <4jrdpv$nbe@mercury.dur.ac.uk>
- NNTP-Posting-Host: morinda.cs.ntu.edu.au
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-
- G'Day M D Sergeant, you wrote:
- : cbrown@armltd.co.uk (Chris Brown) wrote:
- : >In article <1350.6662T1401T2752@mbox.vol.it>,
- : >Fabio Bizzetti <bizzetti@mbox.vol.it> wrote:
- : >>
- : >>1-2 years and RISC will return in the garage: where it _always_ has
- : >>been.
- : >
- : >Your assertion is silly.
- : Really silly.
-
- Really, Really, silly :-)
-
- : >>Untill someone makes 5ns main ram (!) and RISC's can go out again, untill
- : >>we get BiCMOS technology for CPU's and at 700Mhz and 20 millions of transistors
- : >>CISC wins again in any case.
- : >
- : >Huh? You are aware that one of the purest RISC designs around today is
- : >the DEC Alpha, right? It's also the fastest commercially available
- : >microprocessor by a *long* way.
- : Right again.
-
- Its virtually the fastest of the "affordable" CPU's/systems that people
- can buy. Damn RISC :-)
-
- : >>Sorry, but the future is for CISC processors (as programming structure) with
- : >>as many parts as possible implemented in RISC architecture.
- : >
- : >This is bad because putting the translation logic on the front to
- : >RISCify the instruction stream will slow the processor down,
- : >complicate its design and lengthen the pipeline (P6 has something
- : >crazy like 14 pipeline stages. Missing a branch is pretty catastrophic
- : >for it).
- : Actually the future is probably in VLIW processors that rely on the compiler to
- : produce long words with multiple instructions, so that there needs be no
- : piplining prediction phase slowing everything down. HP are working on these
- : for their PA8000. This technology was invented (sort of) by Turing in 1946.
- : See the april issue of Byte for more information.
-
- Cool, were doing this sort of stuff for Computer Arch, cant wait to read it.
-
- : Matt.
-
- : --
- : m.d.sergeant@dur.ac.uk Computer Science Project:
- : Matthew Sergeant GUI for LOLITA
- : University of Durham (And wow, is it ever gooey)
-
-