Discussion Zen 5 Speculation (EPYC Turin and Strix Point/Granite Ridge - Ryzen 9000)

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Ghostsonplanets

Senior member
Mar 1, 2024
384
657
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The mainstream recently got Rembrandt at a good price, I think this+next year the mainstream will be 8540U
I think both Rembrandt and Escher/Hawk will get the boot after this year. MS will want every laptop to support AI PC sooner than later.

It's no wonder neither Snapdragon X Plus nor KRK 243 lose the 45 TOPs NPU, despite being such cutdown parts.
 
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Fjodor2001

Diamond Member
Feb 6, 2010
3,827
286
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Zen 5 DT won't have an NPU and thus won't support AI PC without a dGPU. But it shouldn't matter.
Q - Do it Yourself Desktop Users who want AI PC experiences without being attached to an Laptop. How will they be able to get it?

They can buy an dGPU that meets the minimum system TOPs. Or can replace their system with Intel Arrow Lake which will have ~70 TOPs total, with 16 - 20 TOPs from the overclocked SoC NPU and ~50 TOPs from the brand new TSMC N4 Xe LPG with XMX units.
So clearly Intel makes another judgement here w.r.t. whether it makes sense to incude NPU on desktop CPUs, since Arrow Lake DT will include it.

You can argue which path is the correct one, i.e. to include NPU on desktop CPUs or not. But to say that there is absolutely no discussion about what is correct path to take is simply not being honest. Especially with all the AI hype, and users buying a new PC wanting to be future-proof in this regard.

For those that do not need a dGPU on desktop, but want an AI-capable Win12 PC, they will have two options. Buy an Intel Arrow Lake CPU which already has an NPU included, or buy an AMD Zen5 CPU without NPU included + dGPU (which they do not really need, except for the AI capabilities). For those, the former option will be much cheaper.

That said, I still think it is unclear whether or not AMD will have a solution to comply with the AI requirements on Zen5 DT. In their presentation slides they have stated that it’ll include ”Integrated AI and Machine Learning optimizations”. But no further details about what that means in practice. Could be that Zen5 DT will achieve the 40 TOPS via e.g. iGPU + some kind of generic AI optimized CPU instructions.
 
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Ghostsonplanets

Senior member
Mar 1, 2024
384
657
96
that's 242.
So it's actually 2 WGP instead of 3? Basically mirroring PHX2 for KRK 242 and PHX1 for KRK 444 (Sans the GPU).

Honestly, that's fine for me. RDNA 3.5 WGP @ 3+GHz and with 3.5 enhancements should be able to outpace Radeon 740M fairly easily. And the Z5 CPU will race eons ahead of Z4. The cheaper the merrier 😂
 
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Ghostsonplanets

Senior member
Mar 1, 2024
384
657
96
So clearly Intel makes another judgement here w.r.t. whether it makes sense to incude NPU on desktop CPUs, since Arrow Lake DT will include it.

You can argue which path is the correct one, i.e. to include NPU on desktop CPUs or not. But to say that there is absolutely no discussion about what is correct path to take is simply not being honest. Especially with all the AI hype, and users buying a new PC wanting to be future-proof in this regard.

For those that do not need a dGPU on desktop, but want an AI-capable Win12 PC, they will have two options. Buy an Intel Arrow Lake CPU which already has an NPU included, or buy an AMD Zen5 without NPU included + dGPU (which they do not really need, except for the AI capabilities). For those, the former option will be much cheaper.

That said, I still think it is unclear whether or not AMD will have a solution to comply with the AI requirements on Zen5 DT. In their presentation slides they have stated that it’ll include ”Integrated AI and Machine Learning optimizations”. But no further details about what that means in practice. Could be that Zen5 DT will achieve the 40 TOPS via e.g. iGPU + some kind of generic AI optimized CPU instructions.
ARL DT meeting the requirements is more of a side-effect from reusing the same tiles as MTL and the need of adding back XMX units to the iGPU for ARL-H to meet AI PC requirements.

You're correct in saying that Intel judged differently. But, as others said, it doesn't matter much because nor DT is the focus of AI PC push nor DT users will value AI PC compatibility.

This will have a bigger impact in DT OEMs. But that's a tiny slice of the market in comparison to mobile.
 

Abwx

Lifer
Apr 2, 2011
11,038
3,674
136
It was a response needed since only mobile variants were mentioned regarding NPU. And DT PCs are not always paired with dGPU. You should know that by now. But you’re sounding like a broken record about it.
There s a test at computerbase, a mainstream GPU is miles above an integrated NPU, current low end dGPUs have several years advance, even next gen APUs will trail by a 4x ratio compared to a current low cost dGPU.

In the years 1995-2005 a PC would had hardly lasted more than a few years, it was not expected that 10-15 years old PCs would be still relevant nowadays for basic usage, so this AI thing is just a mean to get the PC market growing again by forcing people to upgrade even recent laptops that otherwise would have been functional well past 2030.
 

Fjodor2001

Diamond Member
Feb 6, 2010
3,827
286
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ARL DT meeting the requirements is more of a side-effect from reusing the same tiles as MTL and the need of adding back XMX units to the iGPU for ARL-H to meet AI PC requirements.

You're correct in saying that Intel judged differently. But, as others said, it doesn't matter much because nor DT is the focus of AI PC push nor DT users will value AI PC compatibility.

This will have a bigger impact in DT OEMs. But that's a tiny slice of the market in comparison to mobile.
Well, Intel could have decided to use another config for ARL desktop, but they chose not to.

I think it's quite obvious Intel intentionally want to fulfill the 40 TOPS Win12 AI-capable PC requirement on desktop too. They know the importance of it, how much it's going to be pushed for in marketing etc, and how much it'll drive sales during 2024H2 and beyond. Both on mobile and desktop, even if perhaps a bit more on the former.

But note that not even Intel is achieving the 40+ TOPS using NPU alone on ARL, but NPU + iGPU. And like I said, I would not be surprised if AMD also will have some solution for it on Zen5 DT, possibly by other means than via NPU, like iGPU + AI optimized CPU instructions.

As a reminder, the topic of Lisa Su's keynote at Computex 2024 is:

"The future of high-performance computing in the AI era."

Holding such an AI-focused presentation and then introducing Zen5 without it having any solution for complying with the AI-capable Win12 PC requirements on desktop would be very, very strange indeed!
 
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Fjodor2001

Diamond Member
Feb 6, 2010
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There s a test at computerbase, a mainstream GPU is miles above an integrated NPU, current low end dGPUs have several years advance, even next gen APUs will trail by a 4x ratio compared to a current low cost dGPU.
Of course a dGPU will be faster. But it'll also be overkill for the 40 TOPS requirement, and much more expensive compared to having it integrated in the CPU via NPU and/or iGPU.
 

Rigg

Senior member
May 6, 2020
472
976
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This will have a bigger impact in DT OEMs.
Will it though? The only AM4 desktop CPU's that had integrated graphics were repurposed mobile. The vast majority of OEM desktops use the G CPU's rather than normal desktop SKU's anyway. The OEM desktops that do use regular desktop SKU's are pretty much always using a discrete GPU. Perhaps this changed a bit with AM5 (and I didn't notice) but it seems like a pretty minor shift to go back to using more mobile derived SKU's on these types of machines. They're usually better suited to the SFF corporate desktops that constitute much of this market anyway.
 

DrMrLordX

Lifer
Apr 27, 2000
21,687
10,950
136
Was just thinking about this... Zen 5 can't becoming out at a worse time with the whole industry apesheet over AI.

Eh it'll be fine. In the datacentre/cloud, there's still a ton of work that needs to be done that isn't handled by AI-centric hardware, and Zen5 will dominate in that space. On mobile, Zen5 will have plenty of TOPs so it'll do okay. In desktop, dGPUs.
 

Abwx

Lifer
Apr 2, 2011
11,038
3,674
136
Of course a dGPU will be faster. But it'll also be overkill for the 40 TOPS requirement, and much more expensive compared to having it integrated in the CPU via NPU and/or iGPU.
A 4070 is 6-8x faster in AI tests than current mobile chips with NPUs, so even a 7600/7600XT or 4060 will be largely ahead of a next gen APU s NPU + CPU + GPU compute throughput.

We re talking dGPUs that will cost around 200-250$ when the next APUs will be released, only Strix Halo will be better in AI than those low cost discrete solutions.
 

S'renne

Member
Oct 30, 2022
136
99
61
Same here. OEMs have a fetish into bringing Intel only options. While the share of AMD laptops has drastically increased, they still stick to up to Zen 3 + Vega SKUs. I'm hoping next year they'll bring Kraken based designs due to Intel having no viable alternative in the space

Watch them bring MTL/ARL-U based designs and try to claim they're KRK competitive
Its been like almost 2 years there is still no Lenovo Legion 7 Pro(AMD) here at all, only Intel lol
 

uzzi38

Platinum Member
Oct 16, 2019
2,662
6,163
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Of course a dGPU will be faster. But it'll also be overkill for the 40 TOPS requirement, and much more expensive compared to having it integrated in the CPU via NPU and/or iGPU.
In AMD's case most systems that will be running without a dGPU will likely be mobile APU based anyway.

Mobile APUs are generally better suited to office PC style usecases than stuff like Raphael. They idle lower, those kinds of office style PC have no real usecase for the handful of cores you get on mobile anyway and of course now they'll have NPUs. That's just the more obvious solution.

I feel like you're heavily overestimating how much of the PC market is tower PCs running high end 12+ core CPUs without dGPUs. It's a very, very, very small subset of systems.
 
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Timorous

Golden Member
Oct 27, 2008
1,665
2,902
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In AMD's case most systems that will be running without a dGPU will likely be mobile APU based anyway.

Mobile APUs are generally better suited to office PC style usecases than stuff like Raphael. They idle lower, those kinds of office style PC have no real usecase for the handful of cores you get on mobile anyway and of course now they'll have NPUs. That's just the more obvious solution.

I feel like you're heavily overestimating how much of the PC market is tower PCs running high end 12+ core CPUs without dGPUs. It's a very, very, very small subset of systems.

Indeed where I work all staff have laptops. Even the cad engineers use chunky desktop replacements rather than a desktop machine. There are a few heavy duty workstations around but I think most engineers remote into them rather than use them locally.
 

Rekluse

Junior Member
Sep 16, 2022
24
20
41
Is the NPU not a part of the GPU or is it a discrete/separate part of the die ?

Also has there been any news on the Linux Kernel utilizing the upcoming NPU's ? (I guess more of a question for the phoronix forums)
 

S'renne

Member
Oct 30, 2022
136
99
61
Is the NPU not a part of the GPU or is it a discrete/separate part of the die ?

Also has there been any news on the Linux Kernel utilizing the upcoming NPU's ? (I guess more of a question for the phoronix forums)
It should but there's nothing else besides the kernel on Linux that explicitly uses them I think
 
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Mahboi

Senior member
Apr 4, 2024
429
720
91
Same here. OEMs have a fetish into bringing Intel only options. While the share of AMD laptops has drastically increased, they still stick to up to Zen 3 + Vega SKUs. I'm hoping next year they'll bring Kraken based designs due to Intel having no viable alternative in the space

Watch them bring MTL/ARL-U based designs and try to claim they're KRK competitive
I believe the problem is still that Intel basically chews the integration work for OEMs in laptops while AMD is just sending some docs and goes "GL m8".
That's one of the big differences that company size (employee count) can make in the laptop market. Intel laptops will often be half made by Intel, so they're seen as easier to make by OEMs, and Intel volume is also helping.
AMD isn't competing there yet.
 

Timorous

Golden Member
Oct 27, 2008
1,665
2,902
136
That is just so incredibly dumb for fixed hours work. They do it here as well. Awful loud machines though with annoying fans. On permanent dock. 3x as expensive. But when I request a nicer monitor or a nicer mouse, nope. IT people are dumb here.

There is a lot of WFH and it is far better than bring your own device.
 

Fjodor2001

Diamond Member
Feb 6, 2010
3,827
286
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A 4070 is 6-8x faster in AI tests than current mobile chips with NPUs, so even a 7600/7600XT or 4060 will be largely ahead of a next gen APU s NPU + CPU + GPU compute throughput.

We re talking dGPUs that will cost around 200-250$ when the next APUs will be released, only Strix Halo will be better in AI than those low cost discrete solutions.
Did you not even read my post which you responded to? As stated in it, I'm not questioning that a dGPU can be faster than the NPUs currently used in mobile CPUs.

Here's is what I wrote, reposted for your convenience:

"Of course a dGPU will be faster. But it'll also be overkill for the 40 TOPS requirement, and much more expensive compared to having it integrated in the CPU via NPU and/or iGPU."
 

Fjodor2001

Diamond Member
Feb 6, 2010
3,827
286
126
I feel like you're heavily overestimating how much of the PC market is tower PCs running high end 12+ core CPUs without dGPUs. It's a very, very, very small subset of systems.
Why are you assuming everyone needs a powerful dGPU, just because they have a powerful CPU? They handle completely different types of workloads.

Also, Intel does not agree with you either. Because otherwise they would not have made sure the ARL desktop CPUs will comply with the 40 TOPS AI-PC requirement without having to add a separate dGPU. I.e. it's an indication that they expect a lot of ARL desktop systems to be built without dGPU.
 
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