[ale] CPU recommendations

Jeff Hubbs jhubbslist at att.net
Mon Oct 14 10:03:38 EDT 2019


Confirm/refute: I've been told that in this day and age, there's no 
reason to not use a Ryzen if you have to use Intel's Fortran compiler.

On 10/14/19 9:13 AM, Calvin Harrigan via Ale wrote:
> I've used Nvidia GPUs and AMD processors for years. Never had a problem.
> I built a ryzen system earlier this year on the cheap. Mb/ram/CPU < 
> 500. I could have gone cheaper, but I wanted 8 cores and some future 
> proofing.
>
> On Sun, Oct 13, 2019, 19:15 DJ-Pfulio via Ale <ale at ale.org 
> <mailto:ale at ale.org>> wrote:
>
>     I'm running a Ryzen 2600 with an nVidia GPU. Works great. I don't
>     do any
>     CUDA stuff. Suppose I could add an old GPU into the system to be used
>     for GUI stuff, but that isn't my skillset.
>
>     I'd be surprised if someone here didn't have both AMD and nVidia
>     GPUs in
>     the same machine somewhere.
>
>     On 10/13/19 4:11 PM, Jeffrey Layton via Ale wrote:
>     > Thanks very much! I really appreciate the advice.
>     >
>     > I'm not a gamer, more of a scientific user/HPC person. I will be
>     using
>     > NV cards so that's kind of important.
>     >
>     > BTW - $300 is for the CPU only. :)
>     >
>     > I'm not too worried about 95W or 65W but thanks for the
>     > tip about the processor models and the power draw.
>     >
>     > I'm with you - I've upgraded this case at least once. I'm
>     > hoping it will last me a little long :)?? I think it will.
>     >
>     > Thanks!
>     >
>     > Jeff
>     >
>     >
>     > On Sun, Oct 13, 2019 at 1:21 PM DJ-Pfulio via Ale <ale at ale.org
>     <mailto:ale at ale.org>
>     > <mailto:ale at ale.org <mailto:ale at ale.org>>> wrote:
>     >
>     >?? ?? ??+1 for AMD Ryzen.
>     >
>     >?? ?? ??Is $300 total cost or CPU-only cost?
>     >?? ?? ??3600x - $200
>     >?? ?? ??3600 - $180
>     >?? ?? ??2600 - $115
>     >?? ?? ??1600 - $80
>     >
>     >?? ?? ??I think I could build a system (CPU+RAM+MB) around a Ryzen
>     2600 for $300
>     >?? ?? ??(12K+ passmarks).?? That's 6 cores, 12 threads.?? Intel isn't
>     anywhere
>     >?? ?? ??near that price/performance.?? Ryzen APU models with onboard
>     GPUs end in
>     >?? ?? ??'g', so 2400g.?? I wouldn't want to mix AMD and nvidia GPUs
>     on the same
>     >?? ?? ??system, but people mix Intel iGPUs with both all the time.
>     >
>     >?? ?? ??I've been reusing the same case, GPU, HDDs, and all other
>     stuff for
>     >?? ?? ??years, just swapping the CPU+MB usually, but DDR4 required I
>     get new
>     >?? ?? ??RAM.
>     >
>     >?? ?? ??I think I could do $220 for the Ryzen 1600+RAM+MB if I
>     needed to go
>     >?? ?? ??cheap.?? That's over 10K passmarks for that price.
>     >
>     >?? ?? ??With Ryzen, the 'x' in the model means 95W+. Without the
>     'x', 65W, if
>     >?? ?? ??that is important to you.
>     >
>     >?? ?? ??If you game and that is important, it is completely
>     different. If you
>     >?? ?? ??need more cores, AMD is the best game the last few years.
>     >
>     >?? ?? ??On 10/13/19 8:43 AM, Jim Kinney via Ale wrote:
>     >?? ?? ??> As always, AMD is pretty much "best bang for the buck".
>     I'm not
>     >?? ?? ??dealing
>     >?? ?? ??> with home user gear much these days but the Ryzen cpu is a
>     fantastic
>     >?? ?? ??> value. If you plan to use gpu number crunchers, just make
>     sure the x16
>     >?? ?? ??> slots are double width apart. Don't skimp on the power
>     supply or
>     >?? ?? ??case fans.
>     >?? ?? ??>
>     >?? ?? ??> On October 13, 2019 8:37:17 AM EDT, Jeffrey Layton via Ale
>     >?? ?? ??<ale at ale.org <mailto:ale at ale.org> <mailto:ale at ale.org
>     <mailto:ale at ale.org>>>
>     >?? ?? ??> wrote:
>     >?? ?? ??>
>     >?? ?? ??>?? ?? ??Good morning,
>     >?? ?? ??>
>     >?? ?? ??>?? ?? ??I don't want to start an argument, particularly on a
>     Sunday
>     >?? ?? ??morning,
>     >?? ?? ??>?? ?? ??but I'm looking for a new "workstation" at home. I
>     haven't built
>     >?? ?? ??>?? ?? ??anything in the last few years, so any help would be
>     appreciated.
>     >?? ?? ??>
>     >?? ?? ??>?? ?? ??Someone is loaning me 2xNVIDIA GPUs that are x16 PCIe
>     each.
>     >?? ?? ??I'd like
>     >?? ?? ??>?? ?? ??to have both in a x16 slot physically and
>     electrically. Other than
>     >?? ?? ??>?? ?? ??that, at least 4cores (more is better). Perhaps
>     something with
>     >?? ?? ??>?? ?? ??built-in graphics (not always necessary but the two NV
>     cards
>     >?? ?? ??are not
>     >?? ?? ??>?? ?? ??really designed for graphics - mostly computation). I
>     can always
>     >?? ?? ??>?? ?? ??throw in a simple inexpensive GPU. I'd like to keep
>     the price
>     >?? ?? ??below
>     >?? ?? ??>?? ?? ??$300 but I can go a little higher I think.
>     >?? ?? ??>
>     >?? ?? ??>?? ?? ??I don't mind AMD or Intel. I don't mind having to buy
>     a new MB and
>     >?? ?? ??>?? ?? ??memory. With these two cards and a new CPU, I'm sure
>     I'll have to
>     >?? ?? ??>?? ?? ??buy a new PSU (probably 1kW or greater since each GPU
>     is about
>     >?? ?? ??300W).
>     >?? ?? ??>
>     >?? ?? ??>?? ?? ??To get things started, Newegg has a pretty good deal
>     on the
>     >?? ?? ??>?? ?? ??i7-6800K. 6c/12t, 4 memory channels. Right now it's
>     about $324
>     >?? ?? ??>
>     >?? ??
>     ????(https://www.newegg.com/intel-core-i7-6th-gen-core-i7-6800k/p/N82E16819117649?Item=9SIA4RE7MX7779
>     >?? ?? ??>?? ?? ??).
>     >?? ?? ??>
>     >?? ?? ??>?? ?? ??Thanks for any and all suggestions!
>     >
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