On Sat, 2021-05-08 at 12:00 -0500, cctalk-requ...@classiccmp.org wrote:
> I seem to recall that the Tadpole AlphaBook performance is roughly on
> par with the DEC Multia, which is to say, not very good. Though I
> don?t think I ever got OpenVMS running on my Multia.
>
> Zane
I did get it running
On 5/7/21 5:07 PM, Zane Healy via cctalk wrote:
On May 7, 2021, at 12:53 PM, Cameron Kaiser via cctalk
wrote:
Back in the mid-90s, there was an outfit in Britain which made some
laptops using Alpha processors.
That was the Tadpole ALPHAbook. Not many of those got to the outside world.
Been
On Friday, May 7, 2021, 11:07 CDT, Zane Healy wrote:
> These if I needed OpenVMS on a laptop, I'd simply run it via emulator or
> virtualization > (not an option for Itanium). I gather that at least some
> development on OpenVMS 9.2
> is being done on VM's running on the developers laptops.
On May 7, 2021, at 12:53 PM, Cameron Kaiser via cctalk
wrote:
>
>> Back in the mid-90s, there was an outfit in Britain which made some
>> laptops using Alpha processors.
>
> That was the Tadpole ALPHAbook. Not many of those got to the outside world.
> Been watching for one for over a decade. Fo
> Back in the mid-90s, there was an outfit in Britain which made some
> laptops using Alpha processors.
That was the Tadpole ALPHAbook. Not many of those got to the outside world.
Been watching for one for over a decade. For a period of time it was the
fastest laptop available and it was reportedl
> From: Paul Koning
> Message-ID: <9d8bada7-b597-42e1-99c8-4cc751f83...@comcast.net>
> Another part of the puzzle was figuring out how to feed 100 watts of power to
> a chip, > and get rid of that amount of heat, neither of which were anywhere
> close to what was
> done at the time. I still h
On 5/7/21 5:10 AM, Paul Koning wrote:
Speaking of ECL: DEC did some amazing work with ECL VLSI in the early 1990s. There was an R&D
project called "BIPS" (for "billion instructions per second") -- which aimed to
build a single-chip processor that would run at a gigahertz. That was way faste
> On May 7, 2021, at 11:45 AM, Jon Elson wrote:
>
> On 05/07/2021 07:10 AM, Paul Koning via cctalk wrote:
>>
>> They built an interesting hybrid system where you could write the design
>> partly as geometries (for things like memory cells), partly as transistors,
>> partly as gates, and par
On 05/07/2021 07:10 AM, Paul Koning via cctalk wrote:
They built an interesting hybrid system where you could
write the design partly as geometries (for things like
memory cells), partly as transistors, partly as gates, and
partly as C code. I remember an example, where they had a
transistor
> On May 7, 2021, at 2:34 AM, Al Kossow via cctalk
> wrote:
>
> On 5/6/21 7:35 PM, Chris Zach via cctalk wrote:
>
>> Ah well. I don't think it was evil marketing or VAX monsters that killed the
>> KC10, it was simply the fact that the amazing instruction set couldn't be
>> pipelined to mak
http://bitsavers.informatik.uni-stuttgart.de/pdf/dec/pdp10/
Has a *lot* of stuff. As I start cranking up my brain to drag BLT out of
the shed and start working on it I'm finding this stuff to be a serious
refresher.
C
On 5/7/2021 2:06 AM, Lee Courtney wrote:
Chris - great and interesting ove
On 5/6/21 7:35 PM, Chris Zach via cctalk wrote:
Ah well. I don't think it was evil marketing or VAX monsters that killed the KC10, it was simply the fact that the amazing instruction set
couldn't be pipelined to make it more efficient for hardware and the memory management system wasn't as ef
Chris - great and interesting overview. Do you have a reading list for more
details? Thanks!
Lee Courtney
On Thu, May 6, 2021 at 7:35 PM Chris Zach via cctalk
wrote:
>
> > Sort of. But while a lot of things happen in parallel, out of order,
> speculatively, etc., the programming model exposed
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