[Info-vax] VMS on Raspberry Pi 5

Arne Vajhøj arne at vajhoej.dk
Tue Nov 14 10:46:10 EST 2023


On 11/14/2023 10:07 AM, Bob Eager wrote:
> On Mon, 13 Nov 2023 19:29:14 -0500, Arne Vajhøj wrote:
>> On 11/13/2023 7:25 PM, Dave Froble wrote:
>>> On 11/13/2023 4:03 PM, Bob Eager wrote:
>>>> On Mon, 13 Nov 2023 16:26:19 +0000, Scott Dorsey wrote:
>>>>> Ahem A Rivet's Shot  <steveo at eircom.net> wrote:
>>>>>>>
>>>>>>> How does that compare with a real VAX or a PDP/11?
>>>>>>
>>>>>>      One VUPS is supposed to be one original VAX CPU running VMS.
>>>>>
>>>>> Right, so this is about a Vax 6000 or so, right?
>>>>
>>>> No. Original VAX. An 11/780.
>>>>
>>>> A VAX 6000 (one CPU) was about 7 VUPs, as I recall.
>>>
>>> The 6000 used the NVAX, correct?  On a VAXstation 4000 Model 90A I get
>>> 26-27 VUPS.  I'd think the 6000 would be similar.
>>
>> Depends on what 6000.
>>
>> 200 models - 2.8 300 models - 3.9 400 models - 7 500 models - 13 600
>> models - 32
>>
>> (1-6 CPU's)
> 
> That''s why I qualified my statement with "(one CPU)"

Just to be sure that everybody agrees about numbers.

200/300/400/500/600 are generational models independent of number
of CPU's.

A 210 is a 200 model with 1 CPU. 1 x 2.8 VUPS.

A 420 is 400 model with 2 CPU's. 2 x 7 VUPS.

A 660 is a 600 model with 6 CPU's. 6 x 32 VUPS.

Arne






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