Tuesday, June 30th 2026

AMD Backs Up PS6 Portable Rumors With "Zen 6 LP" Core Support in Linux

When rumors and leaks about the internals of the upcoming PlayStation 6 Portable handheld started to emerge, we caught wind that the upcoming gaming handheld would feature a Zen 6c CPU with four Zen 6c cores and two Zen 6 LP cores. The rumors that the PS6 Portable would feature Zen 6 LP cores has been corroborated by a new Linux kernel patch from AMD engineer, Vishal Badole, that includes support for Zen 6 LP cores, piling evidence on top of Sony's recent hints that it is developing a standalone gaming handheld for the PS6 generation. The kernel update adds support for a new CPU classification and reads:
"This series extends the x86 topology cpu_type classification to support a Low Power core type, in addition to the existing Performance and Efficiency types. AMD heterogeneous parts report the core type via CPUID Fn0x80000026 EBX [31:28](Extended CPU Topology, Core Type). Value 2 identifies a low-power core designed for minimal power consumption during background or idle workloads."
The mention of "minimal power consumption" indicates that this is Zen 6 LP, and it would be the first time we've seen AMD branch off from its current heterogenous design, which features two CPU core types—Zen 5c and Zen 5—while we've already seen Zen 6 and Zen 6c cores appear in rumors about Medusa Point APUs. The Canis APU in the upcoming PlayStation 6 Portable was, until this kernel update, the only time we've seen mention of the Zen 6 LP core type, so the addition of support to the Linux kernel seems to add credence to the leaks and rumors concerning the PS6 handheld, but it's not a guarantee of anything, given how volatile the gaming hardware space has been of late.
Source: Linux Kernel mailing list on Archive.today
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47 Comments on AMD Backs Up PS6 Portable Rumors With "Zen 6 LP" Core Support in Linux

#1
Exilarch
They're going with the portable version because of RAM and GPU production capacities are being in high demand for data centers. Once the government subsidies for the AI bubble evaporate, things are going to go back to normal.
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#2
kondamin
I guess there will always be people willing to spend silly money on a trinket hey really want.
And at the right price even low volume makes financial sense
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#3
AusWolf
What does the Linux kernel have to do with the PS6?

Also, I hope this e/p/ep/lp/xp, whatever mixed core crap doesn't seep through desktop parts like it did on Intel's side.
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#4
Chaitanya
AusWolfWhat does the Linux kernel have to do with the PS6?

Also, I hope this e/p/ep/lp/xp, whatever mixed core crap doesn't seep through desktop parts like it did on Intel's side.
Isnt Playstation OS a fork of FreeBSD?
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#5
dgianstefani
TPU Proofreader
AusWolfWhat does the Linux kernel have to do with the PS6?

Also, I hope this e/p/ep/lp/xp, whatever mixed core crap doesn't seep through desktop parts like it did on Intel's side.
Yeah it's such crap, that's why every CPU maker on the planet is now making heterogeneous architectures with a mix of cores.

AMD is just late, as usual.
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#6
_roman_
That does not make any sense.

Sony locks the firmware of the PAYstation (note no l). there is no other operating system allowed or supported, they do everything to lock it down.

Where does the connection come with the linux kernel? Or linux operating system, embeeded linux? I do not see it.

Zen4C cores do already exists, low lache variants. They may already exists in mobile laptops etc these days. With all the rebrands or not rebrands.

Cache wise I distingusih, zen 4c vs zen 4, vs ryzen 8000 low cache vs ryzen 7000 cache. AMD does several segmentation only by cpu cache for l1, l2, l3. Feel free to check the specs and get a clear picture.
dgianstefaniYeah it's such crap, that's why every CPU maker on the planet is now making heterogeneous architectures with a mix of cores.
I installed this gnu gentoo linux installatin in 2006, 20 years ago. I do build my kernel, check the new kernel options and read the changes.
Fact is, in my personal opinion and bias, there is no proper linux kernel support yet for those mixed cores.

I think 12th generation intel core introduced those mixed cores, we are now at 16, 17, 18th intel core (who cares)

When I personally see, changes in teh scheduler and other stuff which are only for those mixed cores for years, it implies it is a bad fix.

The only reason those low power cores etc exists are intel high power consumptions. For arm it is not that worse as arm v8(whatever), v9 do not even have many cpu instructions. android was always a laggy google platform and on a smartphone or tablet power consumption is the most important over response times or cpu instructions. Intel just took over the same strategy from smartphone and implemented it without proper software support.

Lower cache cores wiht the same architectures have less impact as those intel cores which can not execute most of the code.

Intel had also a reason why it has no avx512 inside. they can not do it. And the power consumption will go up.


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That news topic does not make any sense. Feel free to provide facts which sony Paystation uses which linux kernel officially.

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Consoles have it much easier, a few cores are just used for system tasks and not for gaming tasks. that was stated multiple times in the past years. so having a few low power cores which just do cpu scheduling tasks or operating system tasks can be a bonus.
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#7
Chaitanya
dgianstefaniYeah it's such crap, that's why every CPU maker on the planet is now making heterogeneous architectures with a mix of cores.

AMD is just late, as usual.
AMD already offers Heterogeneous Cores on its CPU platforms since 2022 and unlike Intel or ARM those compact/dense cores are on same cutting edge node and architecture like their full fat counterparts. Now AMD is just adding it seems like LP cores into mix.
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#8
RejZoR
dgianstefaniYeah it's such crap, that's why every CPU maker on the planet is now making heterogeneous architectures with a mix of cores.

AMD is just late, as usual.
And they all suck. Intel needs insane involvement of Windows kernel and scheduler as well as apps to work half alright and most of the time it's just placing game threads all over the place. Same with AMD's dual CCD X3D models where it's still all over the place with bunch of asterisks. Meanwhile my "dumb" 9800X3D just works. Every thread that goes to ANY core I know for a fact will be utilized correctly because all cores are the same and all are treated the same.
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#9
dgianstefani
TPU Proofreader
RejZoRAnd they all suck. Intel needs insane involvement of Windows kernel and scheduler as well as apps to work half alright and most of the time it's just placing game threads all over the place. Same with AMD's dual CCD X3D models where it's still all over the place with bunch of asterisks. Meanwhile my "dumb" 9800X3D just works. Every thread that goes to ANY core I know for a fact will be utilized correctly because all cores are the same and all are treated the same.
And that 9800X3D is slower in productivity than the hybrid CPUs. Including ones that can be sold at half the price.

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#10
AleXXX666
RejZoRAnd they all suck. Intel needs insane involvement of Windows kernel and scheduler as well as apps to work half alright and most of the time it's just placing game threads all over the place. Same with AMD's dual CCD X3D models where it's still all over the place with bunch of asterisks. Meanwhile my "dumb" 9800X3D just works. Every thread that goes to ANY core I know for a fact will be utilized correctly because all cores are the same and all are treated the same.
haven't had ANY issues with 14600K cores cocktail with:
WIN 10 21H2 LTSC
WIN 10 22H2
WIN 11 21H2, 22H2, 23H2, 24H2 LTSC, 25H2, and even God-damn 26H1.
Something is wrong with me? No. Just CLEAN INSTALL always, latest BIOSes (the CPU swapped through 3!! motherboards, 1 B660 DDR4, then B760 DDR5 now Z790 DDR5 lol), and strictly locked power limits to "reasonable" like 250W. No degradation issues even with P-cores OC, no gaming issues with stuttering, good enough bench scores (but below the tops because of restricted power limit lol).
For the price of "just" X3D 8 core "dumb" CPU I could have extra(/spare lol) GOOD mobo for my Intel, LMFAO. And if I'm into spending SUCH money on a CPU only as X3D costs, I'd be getting any day Ryzen 9 or i9 thing.:rolleyes::oops::kookoo::D
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#11
user556
dgianstefaniAnd that 9800X3D is slower in productivity than the hybrid CPUs. Including ones that can be sold at half the price.
That price difference is because no-one wants to touch those warts. Intel almost has to give them away.

On that note, Intel don't make such a mess with their server parts. There they sell them as either all P-cores or all E-cores.

I think the problem is Intel have designed a laptop part then overclocked the shit of of them to get desktop performance. Whereas AMD have sensibly used their server chiplets for desktop.
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#12
dgianstefani
TPU Proofreader
user556That price difference is because no-one wants to touch those warts. Intel almost has to give them away.

On that note, Intel don't make such a mess with their server parts. There they sell them as either all P-cores or all E-cores.

I think the problem is Intel have designed a laptop part then overclocked the shit of of them to get desktop performance. Whereas AMD have sensibly used their server chiplets for desktop.
But they don't "suck", because they outperform AMD CPUs that are more expensive.

At the high end, the 270K Plus is within 2% of a CPU that's twice it's price. The 250K Plus beats everything except the 16 core xx50 parts, at $220.
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#13
Red Hood
Wonder if the PS6 Portable will get dedicated games like the PSP or run PS6 games at much lower settings?
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#14
AusWolf
ChaitanyaIsnt Playstation OS a fork of FreeBSD?
Ah, I didn't know that, thanks.
dgianstefaniYeah it's such crap, that's why every CPU maker on the planet is now making heterogeneous architectures with a mix of cores.

AMD is just late, as usual.
This party is good to be late from because it's not a good one.
dgianstefaniBut they don't "suck", because they outperform AMD CPUs that are more expensive.

At the high end, the 270K Plus is within 2% of a CPU that's twice it's price. The 250K Plus beats everything except the 16 core xx50 parts, at $220.
While that's true in work applications, Intel CPUs have horrendous efficiency in gaming. Take your pick.
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#15
dgianstefani
TPU Proofreader
AusWolfWhile that's true in work applications, Intel CPUs have horrendous efficiency in gaming. Take your pick.
Essentially identical to the 96/9700X. Try again.

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#16
AusWolf
dgianstefaniEssentially identical to the 96/9700X. Try again.

9000 series is a huge regression compared to the 7800X3D for example. There's more than one CPU in this chart.
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#17
dgianstefani
TPU Proofreader
AusWolf9000 series is a huge regression compared to the 7800X3D for example. There's more than one CPU in this chart.
"horrendous efficiency"

Literally middle of the pack.
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#18
AusWolf
dgianstefani"horrendous efficiency"

Literally middle of the pack.
You know what... I just had a look, 200 series really isn't bad in this regard. My info is old, coming from 12-14th gen Core i series.

I take your point.
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#19
GenericUsername2001
AusWolfWhat does the Linux kernel have to do with the PS6?

Also, I hope this e/p/ep/lp/xp, whatever mixed core crap doesn't seep through desktop parts like it did on Intel's side.
By itself, the Linux kernel nothing to do with the PS6 (well at least until people unlock it so they can put Linux on it, like they have done for some PS5s). What this article is pointing out is that AMD is basically confirming Zen 6 will have LP cores as a core type, in addition to their regular and c(ompact) cores. There have been rumors that the PS6 handheld will use a chip with 4 Zen 6c cores + 2lp cores; AMD adding LP core support for Linux makes those rumors seem better supported, as it shows that lp cores will be a thing on Zen 6.
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#20
user556
GenericUsername2001... as it shows that lp cores will be a thing on Zen 6.
The best part being we won't see LP cores in the chiplets.
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#21
Denver
I am more inclined to buy the handheld than the PS6 if the latter costs $1,000.
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#22
RejZoR
dgianstefaniBut they don't "suck", because they outperform AMD CPUs that are more expensive.

At the high end, the 270K Plus is within 2% of a CPU that's twice it's price. The 250K Plus beats everything except the 16 core xx50 parts, at $220.
If something is hugely inconsistent and I have to trust the core scheduler witchcraft to do a good job then that's not a good CPU. They outperform AMD CPU's because they just have fuck ton of tiny cores that are great for synthetic benchmarks that almost linearly scale with every physical core regardless of what it is, that's not the case for games if they happen to land on them. And as someone who often plays older games, my trust is even smaller because I very much doubt anyone is optimizing today's CPU's for games from 2015 and you still want them running at peak performance.

I don't buy Intel anymore because of their stupid socket policy and I don't buy them because they don't have monolithic core design anymore either. I just want something reliable that just works and doesn't ever have to rely on software to pick the right core. I followed that rule with 5800X3D and I followed that rule with 9800X3D. For the future, I honestly don't know at this point, but I prefer the safest reliable way.
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#23
Phayzon
RejZoRIf something is hugely inconsistent and I have to trust the core scheduler witchcraft to do a good job then that's not a good CPU.
You do realize this means you want a single core, single threaded CPU right? All multi core CPUs are at the mercy of scheduling, regardless if the cores are “different” or not.
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#24
RejZoR
PhayzonYou do realize this means you want a single core, single threaded CPU right? All multi core CPUs are at the mercy of scheduling, regardless if the cores are “different” or not.
That's not true and you know that. Stop pretending. Every multicore CPU is also single threaded, you do understand that. Right? But if that single thread is put on the efficiency core and should be on performance one, you have a problem. On my 9800X3D, it literally doesn't matter. Core 0 or core 7, it literally doesn't matter, they are all the same.
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#25
dgianstefani
TPU Proofreader
RejZoRThat's not true and you know that. Stop pretending. Every multicore CPU is also single threaded, you do understand that. Right? But if that single thread is put on the efficiency core and should be on performance one, you have a problem. On my 9800X3D, it literally doesn't matter. Core 0 or core 7, it literally doesn't matter, they are all the same.
Except if the task is put on a SMT thread in which case it runs slower. Hence why turning off SMT gives performance in games.
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