Megalextoria
Retro computing and gaming, sci-fi books, tv and movies and other geeky stuff.

Home » Digital Archaeology » Computer Arcana » Computer Folklore » What is the oldest computer that could be used today for real work?
Show: Today's Messages :: Show Polls :: Message Navigator
E-mail to friend 
Return to the default flat view Create a new topic Submit Reply
Re: What is the oldest computer that could be used today for real work? [message #410886 is a reply to message #410882] Fri, 10 September 2021 12:51 Go to previous messageGo to previous message
Andreas Kohlbach is currently offline  Andreas Kohlbach
Messages: 1456
Registered: December 2011
Karma:
Senior Member
On Fri, 10 Sep 2021 15:57:39 -0000 (UTC), Thomas Koenig wrote:
>
> J Clarke <jclarke.873638@gmail.com> schrieb:
>> On Fri, 10 Sep 2021 01:35:34 -0000 (UTC), John Levine
>> <johnl@taugh.com> wrote:
>>
>>> According to Thomas Koenig <tkoenig@netcologne.de>:
>>>> > A brand new Z can emulate the 370/145. So can my Raspberry Pi if I
>>>> > don't expect any performance.
>>>>
>>>> Surely, a higher performance than the original? ...
>>
>> No. The pi is painfully slow running the emulator.
>
> Slower than the original? How many cycles per S/360 instruction does
> it take? If it was really slower than the original, it would have
> to be more than 100 cycles per instruction. I find that hard to
> believe.

Having the issue here with an (aged) AMD PC. It's since years (software
bloat over the years I assume) no longer able to emulated a Commodore 64
with full speed (around 1 MHz for the 6510 CPU), while the host is
supposed to run at 780 MHz (according to /proc/cpuinfo here in Linux), so
780 times faster. Yeas ago it was able to emulate the C64 at its max
speed, while I could run other tasks on the host at the same time.
--
Andreas
[Message index]
 
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Read Message
Previous Topic: Re: ISO CD image
Next Topic: book review: Broad Band: The Untold Story of the Women Who Made the Internet
Goto Forum:
  

-=] Back to Top [=-
[ Syndicate this forum (XML) ] [ RSS ] [ PDF ]

Current Time: Fri Mar 29 06:11:03 EDT 2024

Total time taken to generate the page: 0.09211 seconds