Ryzen and Threadripper

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jsm

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Message 2021328 - Posted: 1 Dec 2019, 16:42:32 UTC - in response to Message 2021319.  

So how about a review of these limits Seti group controllers?
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Message 2021329 - Posted: 1 Dec 2019, 16:44:53 UTC - in response to Message 2021328.  

So how about a review of these limits Seti group controllers?
jsm

Put the proposal into a issue at Github and it may get picked up and incorporated.
https://github.com/BOINC/boinc
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Message 2021382 - Posted: 1 Dec 2019, 23:23:14 UTC
Last modified: 1 Dec 2019, 23:27:15 UTC

Alternate.nl is now showing the 3950X for pre-order for an eye watering €829,-
https://m.alternate.nl/AMD/Ryzen-9-3950X-socket-AM4-processor/html/product/1576431

The TR 3970X goes for €2149,-
https://m.alternate.nl/AMD/Ryzen-Threadripper-3970X-socket-sTRX4-processor/html/product/1593506
The 3960X for €1499,-
https://m.alternate.nl/AMD/Ryzen-Threadripper-3960X-socket-sTRX4-processor/html/product/1593504

And both the Intel 9980XE and 10980XE go for €1099,- ...

Edit: CDROMLAND has the 3950X for €832,95
https://cdromland.nl/product/1663/276170/AMD-Ryzen-9-3950X-processor
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Message 2021396 - Posted: 2 Dec 2019, 2:21:50 UTC

Just saw Japan is completely sold-out of the AMD 3950x with prices at an $800+ premium and the Threadrippers were moving pretty good too.
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Message 2021419 - Posted: 2 Dec 2019, 10:06:50 UTC - in response to Message 2021329.  

review request now in github as an issue.
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Message 2021860 - Posted: 5 Dec 2019, 22:14:05 UTC - in response to Message 2021419.  

I would appreciate extra support on github re a review of limits if you agree one is needed in view of the negative response observed. Link is in Keith's earlier post

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Message 2021861 - Posted: 5 Dec 2019, 22:23:02 UTC - in response to Message 2021860.  

I would appreciate extra support on github re a review of limits if you agree one is needed in view of the negative response observed. Link is in Keith's earlier post

jsm

You need to address your concerns directly to the person responsible for SETI application and SETI server code. That would be Eric Korpela. You can email him at:
korpela at ssl.berkeley.edu
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Message 2021901 - Posted: 6 Dec 2019, 4:09:02 UTC

I tell ya' . . . . this Phoronix article comparing Epyc Naples vs Rome cpus makes a compelling argument to just skip the TR3 3960X and 3970X cpus for the same price. Server motherboard is much cheaper than a TR3 motherboard and offers more memory and more PCIe lanes.
https://www.phoronix.com/scan.php?page=article&item=epyc-rome-power&num=1
https://www.newegg.com/asrock-rack-epycd8-amd-epyc-7000-series-processor-family/p/N82E16813140010?Description=AsRock%20Rack%20EPYCD8&cm_re=AsRock_Rack_EPYCD8-_-13-140-010-_-Product
I'd pair the Asrock epycd8 motherboard with a Rome 7402 24C/48T processor
https://www.newegg.com/p/pl?d=Rome+7402P
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Message 2021931 - Posted: 6 Dec 2019, 12:00:21 UTC - in response to Message 2021901.  

I tell ya' . . . . this Phoronix article comparing Epyc Naples vs Rome cpus makes a compelling argument to just skip the TR3 3960X and 3970X cpus for the same price. Server motherboard is much cheaper than a TR3 motherboard and offers more memory and more PCIe lanes.


In terms of cpu speeds I presume the Threadripper has a higher Ghz speed. But the Epyc may have significantly better processing speed at a lower Ghz based on a glance at the best performing Epyc on the Leaderboard list.

So is this a case of Core Envy combined with a lust for server-level reliability?

Hmmmm......

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Message 2021939 - Posted: 6 Dec 2019, 14:47:51 UTC - in response to Message 2021931.  

It will be interesting to compare the pricing of the 3990WX with the EPYC 64/128. I did try out a dual EPYC last series but was not overally impressed.
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Message 2021940 - Posted: 6 Dec 2019, 15:15:49 UTC - in response to Message 2021939.  

It will be interesting to compare the pricing of the 3990WX with the EPYC 64/128. I did try out a dual EPYC last series but was not overally impressed.
jsm

Was that because of the generally lower cpu clocks and the much lower achievable memory speeds compared to Threadripper?
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Message 2021941 - Posted: 6 Dec 2019, 15:18:30 UTC

I ordered a new cpu block for my Ryzen 3900X cpu. A new company has come up with a new block design I predicted would inevitably be made to work better with the offset die location of Ryzen 3000 cpus. Interested to see if there is any large improvement over my existing blocks with the old centrally located designs.
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Message 2021959 - Posted: 6 Dec 2019, 20:46:19 UTC - in response to Message 2021940.  

Yes and also the dual EPYC was at that time very much more expensive than the Threadrippers. Mind you I did not understand the incapability of the TR2990 to communicate properly internally - something I understand has been corrected with TR3.
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Message 2021965 - Posted: 6 Dec 2019, 21:47:01 UTC - in response to Message 2021939.  

I did try out a dual EPYC last series but was not overally impressed.
If you checkout the article, you'll see how much of an improvement the Rome series are over Naples.
And then there is the earlier article showing the Rome Epyc's leaving the Xeon Plantium behind.
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Message 2022013 - Posted: 7 Dec 2019, 4:55:57 UTC

Optimus is also coming out with a new Threadripper3 cpu block that has new design compared to the older products from the other vendors.
https://optimuspc.com/products/absolute-cpu-block-threadripper-3
I should get my new Optimus Foundation Ryzen 3000 cpu block Tuesday.



Mine is just the black acetal top but this image shows the microfin array and jet plate orientation. The two dies of my 3900X would located under the bottom inlet port so you can see the flow through the microfins go across the short side of the dies and they cover the entire dies. My current XSPC Raystorm Pro block has the microfin array 90° rotated for flow across the long side of the dies and doesn't cover the full length of both dies. The block can't be rotated either because of the rectangular fixing of the AM4 socket screws. One of its drawbacks. My Aquacomputer Cuplex Kryos block has its microfin array oriented the correct way but the surface area of the array isn't large enough to cover all the dies.

Found some thread over on Overclockers.net with the manufacturer participating in the thread. Starting to read through the posts.
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Message 2022034 - Posted: 7 Dec 2019, 6:58:47 UTC - in response to Message 2021861.  

I am pleased to report that the limits WILL be reviewed and if possible and practical will be increased slowly.
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Message 2022042 - Posted: 7 Dec 2019, 8:53:33 UTC - in response to Message 2022034.  

I am pleased to report that the limits WILL be reviewed and if possible and practical will be increased slowly.
JSM

Is that from a conversation with Eric?
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Message 2022072 - Posted: 7 Dec 2019, 11:47:30 UTC - in response to Message 2020775.  
Last modified: 7 Dec 2019, 12:28:37 UTC

Made my decision, going for a Corsair Hydro Series H100i RGB PLATINUM SE, mainly because it's an all white AIO. With a white case it is nice to have white cooling as well. At least this AIO has an AM4 bracket in the package, as I see on plenty of the others that you have to buy it separately... (e.g. on the Hydro Series H115i PRO series)
(Also ordering a Seasonic Focus PX-850 PSU)
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Message 2022084 - Posted: 7 Dec 2019, 12:56:45 UTC - in response to Message 2022042.  




I am pleased to report that the limits WILL be reviewed and if possible and practical will be increased slowly.
JSM


Is that from a conversation with Eric


Confirmed. Thanks for the pointer. I think I can close the github issue?
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Message 2022087 - Posted: 7 Dec 2019, 13:03:06 UTC - in response to Message 2022084.  




I am pleased to report that the limits WILL be reviewed and if possible and practical will be increased slowly.
JSM


Is that from a conversation with Eric


Confirmed. Thanks for the pointer. I think I can close the GitHub issue?
JSM


It seems reasonable unless you want them to respond on GitHub for the record.

Tom
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Message boards : Number crunching : Ryzen and Threadripper


 
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