[FFmpeg-devel] Hardware purchase request: AVX512-capable laptop

[Kieran Kunhya]

On Sat, 6 Jan 2024, 19:00 Lynne, <dev at lynne.ee> wrote:

> Jan 7, 2024, 00:36 by kierank at obe.tv:
>
> > On Sat, 6 Jan 2024, 16:06 Lynne, <dev at lynne.ee> wrote:
> >
> >> Jan 6, 2024, 21:15 by remi at remlab.net:
> >>
> >> >
> >> >
> >> > Le 6 janvier 2024 20:26:42 GMT+02:00, Michael Niedermayer <
> >> michael at niedermayer.cc> a écrit :
> >> >
> >> >>
> >> >>
> >> > >I think some kind of remotely usable system does make sense for every
> >> volunteer
> >> > >who wants to work. It simply results in more available time for that
> >> work.
> >> >
> >> >>
> >> >>
> >> > >Even i (who doesnt travel volunteerly around) have needed and used my
> >> notebook
> >> > >for FFmpeg away from my desktop system many times.
> >> > >When ive spend some time in appartments of other familiy members,
> when
> >> i had to
> >> > >change my own apartment due to very noisy neighbors and so forth
> >> >
> >> >>
> >> >>
> >> > >Maybe a compromise would be a cheap laptop that is just used to login
> >> and
> >> > >access the more powerfull hardware via SSH ?
> >> >
> >> > That sounds much more sensible indeed.
> >> >
> >>
> >> To address your concerns about limited lifetime and durability,
> >> I chose the ThinkPad. It's not a +2k eur Macbook, it's serviceable,
> >> and I can still do stuff with it that I can't do on my current setups.
> >> We have many times more than enough to cover it, and make no
> >> impact on the project's finances.
> >> I could agree to jamrial's suggestion too, though I don't think it
> >> would be as durable or problem-free.
> >>
> >
> > But didn't you say the ThinkPad doesn't support AVX-512?
> >
>
> Err, no? It has a 7840U, which according to
> https://www.amd.com/en/product/13186
> has support for AVX512.
> I was initially confused as it's labelled as a Ryzen 7, and I thought
> Ryzen 9s
> were the ones based on Zen 4, but afaik both 7 and 9 are Zen 4.
>

There is still no reason why you couldn't use the dedicated NUC that has
AVX512 and access it remotely with a much cheaper laptop.

Kieran

>