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AMD FSR 4 Confirmed to Have Been Co-Developed with Sony

erek

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“For those who may not remember, the joint machine learning project Amethyst was announced in late 2024 by Sony. In an exclusive Wccftech interview with Mark Cerny, the PlayStation 5 Pro System Architect explained:

Pretty much when PlayStation 5 Pro was wrapping up, we began discussions and development of those various aspects of Amethyst. To get more specific, I think we were getting pretty good momentum by the end of 2023. But as you know, it takes a phenomenally long amount of time to go from discussions and concepting to actually having a piece of hardware out in the marketplace.

We're looking to co-develop performant new AI architectures that can be used freely in any space that anybody chooses to use them, whether that is PC, console, or cloud. For the software, if I look at it today, we have games that run on a TV and there's a certain set of developers that make them, and AMD for PC has games that run on PC monitors that have a somewhat overlapping set of developers that make games for them. There are different needs and different relationships there, so really what we're looking to do is to co-develop those network architectures and those training strategies that can then be freely used in both contexts.


The collaboration is specifically on the AI models, then. It's the big AMD FSR 4 change, after all. FSR 1 was just a spatial upscaler, whereas FSR 2 switched to a temporal upscaler. Neither could possibly perform as well as an AI model, though, which has now been proven with the launch of FSR 4, described as a massive improvement over FSR 3. Of course, the trade off is that AMD had to restrict it to the new Radeon RX 9000 Series, just like NVIDIA has been doing with DLSS and its GeForce RTX Series.”

Source: https://wccftech.com/amd-fsr-4-confirmed-to-have-been-co-developed-with-sony/
 
That would explain why it's such a huge leap from 3.1, AMD leveraged their partnership with Sony.

Strange they wouldn't go to Microsoft to dev... Oh right...
 
They need to explain why PSSR sucks so bad then lol, FSR 4 is better than DLSS 3 and sometimes beats 4 in some area.

I'll bet it's tied to the new architecture not being available on the PS5. If I was a console guy I would be looking forward to what Sony and AMD can accomplish in the next year or two.

FSR4 (or 5) working with AMD's future APUs could be a really significant bonus for cheap PCs being significantly better for gaming.
 
Of course, the trade off is that AMD had to restrict it to the new Radeon RX 9000 Series, just like NVIDIA has been doing with DLSS and its GeForce RTX Series.”
Nvidia only 'restricted' the frame generation part of DLSS though. The image quality improvements have worked on all RTX cards.
 
So basically this:

1741379624310.jpeg
 
yeah after watching the review from hardware unboxed, AMD really did improve with upscaling tech. at LEAST AMD is finally benefiting working with Sony and MSFT when making consoles for them.
 
AMD has talked about this months ago. They said they worked with Sony on PSSR... and Sony fed all their work back to AMD. Basically saying do what you want with it.I would say they should have worked with Sony earlier. Really though wasn't much point till the Sony had a PS5Pro with the needed hardware.
I would imagine FSR5 will be Playstation 6s PSSR2. With a few minor FSR4 updates over the next year. (this could really benefit AMD if Sony makes good tools for developers. Should make it all that much logical and eaiser to include FSR in ports)
I know some have said Sony may push PS6 to 2028, I believe that is when MS intends to launch their next box. I could see Sony targeting Late 26 though. A little over 2 years. PS5Pro gives them a platform to test PSSR improvements for an eventual PSSR2 for PS6.

I wonder if Sony will be updating PSSR till then and those updates will find their way into FSR4.1 4.2 and so on, with borwoed PSSR code.
 
Well, the first edition of FSR4, available for use, is top notch. There is room most likely to grow and improve upon this base which is very exciting.

Frame generation with non-rendered normal pipeline, every pixel is calculated compared to upscalers in which not every pixel is rendered but calculated, at times more than the actual number of pixels rendered by the normal pipeline. Are they fake pixels as well (lol). It is the final presentation, accuracy, usability, benefits that determines merit.

FSR 4 also has new multi-frame generation which supposed to have less ghosting, like to see some comparisons with that with Nvidia MFG. AMD MFG, I like that the hud can be rendered separate from the game frames not having the same issues with artifacts that Nvidia MFG has.
 
FSR 4 also has new multi-frame generation which supposed to have less ghosting, like to see some comparisons with that with Nvidia MFG. AMD MFG, I like that the hud can be rendered separate from the game frames not having the same issues with artifacts that Nvidia MFG has.
I ran the latest Monster Hunter Wilds benchmark on a 6600xt with FG on a Samsung 32 inch Odyssey and it worked flawlessly (in Linux no less). It's on Steam. I also tested it on 6950xt (in Windows) and it was good there, but both were totally usable.
 
My concern is will FSR4 work in Linux without AMD's proprietary drives, and can FSR4 be made to work on RDNA2&3? PSSR runs on the PS5 Pro's RDNA2 based GPU and that looks better than FSR3.1. I'm doubting the need for RDNA4 to use FSR4.
 
My concern is will FSR4 work in Linux without AMD's proprietary drives, and can FSR4 be made to work on RDNA2&3? PSSR runs on the PS5 Pro's RDNA2 based GPU and that looks better than FSR3.1. I'm doubting the need for RDNA4 to use FSR4.
The pro isn't RDNA2 though... its a mishmash of RDNA2 raster with RDNA4 AI accelerators.
It would be nice though if they found a fall back way to calculate things as Intel did... even if the performance isn't quite as good.
 
PSSR runs on the PS5 Pro's RDNA2 based GPU and that looks better than FSR3.1
Sony presentation they talk about 300 ai tops (int8, no mention of sparsity) that not far from a 3090, a 6800 RDNA 2 gpu (about the equivalent of what the ps5 pro has now), not sure if a regular RDNA2 would have reached 80 (6900xt was about 94 tops theorical maximum at a similar 2.3ghz of the ps5 pro).

It seem like they added a lot of lower bits inference power to the ps5 pro, less than RDNA4 that has by a giant amount more ML power (at least announced model specs, will see what the 9050-9060 if they launch can do with what) but still a complete different class than rdna 2 back of those days.
 
Probably. Depends on when, but you might be able to force it already:

OptiScaler
Yup saw a post regarding Optiscaler and Cyberpunk 2077. They said the following: "
"I've got FSR4 working in Cyberpunk 2077 via Optiscaler. FSR4 Performance looks better than FSR3 Quality! The difference is insane. Path Tracing runs with UWQHD@FSR4 Perf. at 50-60 FPS. Full RT runs well above 60 FPS with FSR4 Balanced. Game changer!
 
Yup saw a post regarding Optiscaler and Cyberpunk 2077. They said the following: "
"I've got FSR4 working in Cyberpunk 2077 via Optiscaler. FSR4 Performance looks better than FSR3 Quality! The difference is insane. Path Tracing runs with UWQHD@FSR4 Perf. at 50-60 FPS. Full RT runs well above 60 FPS with FSR4 Balanced. Game changer!
I might play the expansion when my card gets here. Has anyone been able to get it work with Metro Exodus? I have it downloaded but not started yet.
 
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I might play the expansion when my card gets here. Has anyone been able to get it work with Metro Exodus? I have it downloaded but not started yet.
Haven't (re)installed Exodus yet, but I'll give it a whirl (probably tomorrow, when I have time).
 
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Haven't (re)installed Exodus yet, but I'll give it a whirl (probably tomorrow, when I have time).
Cool I'd really appreciate it that's great. Looking forward to my card getting here next week.
 

Sony will give the PS5 Pro crisper graphics — by backporting FSR 4​

Sony says it’s working on a “reimplementation” of AMD’s FSR 4 upscaler that will make PS5 Pro games look crisper.
by Sean Hollister
Mar 10, 2025, 10:39 PM GMT+5:30

starting in 2026, the company hopes to imbue games with a new AI upscaling formula that’ll make them even crisper, based on the AMD FSR 4 technique that’s now shipping with AMD’s new RX 9070 and RX 9070 XT graphics cards and appears to be competitive against Nvidia’s latest DLSS as well.
“Our target is to have something very similar to FSR 4’s upscaler available on PS5 Pro for 2026 titles as the next evolution of PSSR,” PlayStation lead architect Mark Cerny tells Digital Foundry.

https://www.theverge.com/news/626952/sony-fsr-4-upscaler-coming-to-ps5-pro-reimplementation
 

Sony will give the PS5 Pro crisper graphics — by backporting FSR 4​

Sony says it’s working on a “reimplementation” of AMD’s FSR 4 upscaler that will make PS5 Pro games look crisper.
by Sean Hollister
Mar 10, 2025, 10:39 PM GMT+5:30

starting in 2026, the company hopes to imbue games with a new AI upscaling formula that’ll make them even crisper, based on the AMD FSR 4 technique that’s now shipping with AMD’s new RX 9070 and RX 9070 XT graphics cards and appears to be competitive against Nvidia’s latest DLSS as well.
“Our target is to have something very similar to FSR 4’s upscaler available on PS5 Pro for 2026 titles as the next evolution of PSSR,” PlayStation lead architect Mark Cerny tells Digital Foundry.

https://www.theverge.com/news/626952/sony-fsr-4-upscaler-coming-to-ps5-pro-reimplementation

Modders found a way to inject AMD FSR4 support to any DLSS2+/XeSS games​

https://videocardz.com/newz/modders-found-a-way-to-inject-amd-fsr4-support-to-any-dlss2-xess-games

1741636706161.png
 
This....

Sony will give the PS5 Pro crisper graphics — by backporting FSR 4​

Sony says it’s working on a “reimplementation” of AMD’s FSR 4 upscaler that will make PS5 Pro games look crisper.
by Sean Hollister
Mar 10, 2025, 10:39 PM GMT+5:30

starting in 2026, the company hopes to imbue games with a new AI upscaling formula that’ll make them even crisper, based on the AMD FSR 4 technique that’s now shipping with AMD’s new RX 9070 and RX 9070 XT graphics cards and appears to be competitive against Nvidia’s latest DLSS as well.
“Our target is to have something very similar to FSR 4’s upscaler available on PS5 Pro for 2026 titles as the next evolution of PSSR,” PlayStation lead architect Mark Cerny tells Digital Foundry.

https://www.theverge.com/news/626952/sony-fsr-4-upscaler-coming-to-ps5-pro-reimplementation
Makes this look even stupider than it did originally, which is pretty impressive
 

Sony will give the PS5 Pro crisper graphics — by backporting FSR 4​

Sony says it’s working on a “reimplementation” of AMD’s FSR 4 upscaler that will make PS5 Pro games look crisper.
by Sean Hollister
Mar 10, 2025, 10:39 PM GMT+5:30

starting in 2026, the company hopes to imbue games with a new AI upscaling formula that’ll make them even crisper, based on the AMD FSR 4 technique that’s now shipping with AMD’s new RX 9070 and RX 9070 XT graphics cards and appears to be competitive against Nvidia’s latest DLSS as well.
“Our target is to have something very similar to FSR 4’s upscaler available on PS5 Pro for 2026 titles as the next evolution of PSSR,” PlayStation lead architect Mark Cerny tells Digital Foundry.

https://www.theverge.com/news/626952/sony-fsr-4-upscaler-coming-to-ps5-pro-reimplementation
This can't work on RDNA2+3 because?
 
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This can't work on RDNA2+3 because?
Giant difference in FP8 inference speed on the ps5 pro and RDNA 4 probably.

This can probablby work on a CPU (any Turing complete chip can run anything in theory), working is not the issue, working fast enough for upscaling to render faster than native will tend to be.
 
Haven't (re)installed Exodus yet, but I'll give it a whirl (probably tomorrow, when I have time).
Update: no luck, Metro Exodus: Enhanced Edition KTDs me repeatedly when I use OptiScaler (attempts to load game, then KTDs me with an error message). Good news is, no other issues except that the BugTrap error message appears, informing me that it detected a crash. I'm running my new 9070 XT.
 
Cerny mentioned that Sony helped AMD researchers integrate more demanding, graphically complex scenes into their research because Sony has seen first-hand how developers try to cram as much detail as possible into every scene.

"Mark makes us a better company," said Huynh. "We push each other."

Big chunks of RDNA 5, or whatever AMD ends up calling it, are coming out of engineering I am doing on the project."
Sony's Mark Cerny
AMD, on the other hand, pushed Sony to set up a dedicated quality assurance team specifically focused on vetting whether each new iteration of an upscaling algorithm was actually better than what came before it.

"This was news to us," said Cerny. "We did not have this at SIE; it really hadn't occurred to us. And it turns out to be vital."

https://www.tomsguide.com/gaming/pl...hy-your-ps5-pro-is-getting-an-upgrade-in-2026
 
They need to explain why PSSR sucks so bad then lol, FSR 4 is better than DLSS 3 and sometimes beats 4 in some areas.
FSR4 makes use of the transformer AI models, that requires Maxtix Multiplication, RDNA 3 can “emulate” matrix multipliers with some fancy use of its FP16 hardware but it’s a poor imitation, anything older that gets to do some bastardized stuff with the CNN models in its place but it makes other things worse.
RDNA4 is the first of the consumer AMD cards with dedicated Matrix Multiplier hardware (aka Tensor Cores).

PSSR uses the same workflow as FSR4, but uses an optimized CNN model any time something calls for the TF model, but the CNN models just aren’t as good.

I wouldn’t call FSR4 better than DLSS3, because it really comes down the the version of DLSS3, not all games automatically update their DLSS ini’s and if you manually update them you can see dramatic improvements even in older titles. But generally FSR4 does better with objects in motion reducing shimmering but does worse with object details, it’s a trade off.

I’m looking forward to the next major DX12 update as it will hopefully contain DirectSR which is a unified API then the whole FSR vs DLSS vs XESS thing can go away.
 
There definitely isn't as big of a performance improvement with FSR4 on RDNA3 but it can be done and you still do get a performance/image quality uplift over native. It's just not as big as a RDNA 4 card with tensor capabilities.

View: https://www.youtube.com/watch?v=_G4ymGTnoTo

For now.

Once FSR 4 comes to PS5 pro, the 7900xtx has similar tops to PS5 pro. So navi 31 users can also benefit
 
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And the lowest RDNA 4 that will be released over time could be not too far from PS5 pro has well, that make a lot of sku in the wild that make the effort worthy.
 
For now.

Once FSR 4 comes to PS5 pro, the 7900xtx has similar tops to PS5 pro. So navi 31 users can also benefit

7900xtx is about 5x a PS5 pro. PS5 pro is basically a 6800. (fp16 177 vs 36 tflops) We can only hope. I have a 7900xtx.
 
7900xtx is about 5x a PS5 pro. PS5 pro is basically a 6800. (fp16 177 vs 36 tflops) We can only hope. I have a 7900xtx.
In term of things like 8 bits AI inference (TOPS) very useful for transformer it is closer (despite the PS5 pro being a custom specific for CNN in mind and having issue)

I am not sure if we have clear numbers (some rumors for the ps5 pro to be half or so a 9060xt in that regard)
 

Sony will give the PS5 Pro crisper graphics — by backporting FSR 4​

Sony says it’s working on a “reimplementation” of AMD’s FSR 4 upscaler that will make PS5 Pro games look crisper.
by Sean Hollister
Mar 10, 2025, 10:39 PM GMT+5:30

starting in 2026, the company hopes to imbue games with a new AI upscaling formula that’ll make them even crisper, based on the AMD FSR 4 technique that’s now shipping with AMD’s new RX 9070 and RX 9070 XT graphics cards and appears to be competitive against Nvidia’s latest DLSS as well.
“Our target is to have something very similar to FSR 4’s upscaler available on PS5 Pro for 2026 titles as the next evolution of PSSR,” PlayStation lead architect Mark Cerny tells Digital Foundry.

https://www.theverge.com/news/626952/sony-fsr-4-upscaler-coming-to-ps5-pro-reimplementation
feb 25th — PSSR update for PS5 pro

https://x.com/DetectiveSeeds/status/2016632416555643255?s=20
 
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