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AMD Intros Ryzen AI 5 330 Mainstream Mobile Processor

btarunr

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AMD today introduced the Ryzen AI 5 330, a mainstream mobile processor model for Microsoft Copilot+ ready notebooks at mainstream price-points. The processor comes with a slim CPU complex, but a full-featured NPU to locally accelerate Copilot+ and other edge AI use-cases. The processor comes with a configurable TDP of 15 W to 28 W, making it fit into most mainstream notebook form-factors with minimal cooling needs.

As for specs, the Ryzen AI 5 330 is based on a cut down variant of the 4 nm "Strix Point" monolithic silicon. Its CPU complex is 4-core/8-thread, although AMD didn't specify what the mix of "Zen 5" and "Zen 5c" cores is. It comes with 12 MB of "total cache" (L2+L3), which means the L3 cache is 8 MB, given that both the "Zen 5" and "Zen 5c" core types come with 1 MB L2 caches. The CPU cores are clocked at 2.00 GHz, with 4.50 GHz maximum boost frequency. Meanwhile, the iGPU model is dubbed Radeon 820M, and is configured with 2 compute units for 128 stream processors. The NPU, however, is the fully fledged XDNA 2 unit with 50 TOPS. We expect notebooks powered by the Ryzen AI 5 330 to be priced well under the $500 mark.



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My guess is it'll be 1 Zen5/3 Zen5c, and it won't be worth it next to Hawk Point laptops.
 
My guess is it'll be 1 Zen5/3 Zen5c, and it won't be worth it next to Hawk Point laptops.
AMD describes a 3/1 split which effectively means it's a 1z5 + 3z5c configuration as we've yet to see a config with less C than proper cores (except where C cores are missing obviously).
Notebookcheck seems to agree as well.

I'm a bit concerned about the iGPU though. On my 7950X3D (albeit with 2 RDNA2 cores) the iGPU gets overwhelmed by very mild graphical workloads. I very much doubt that the 820M is that much faster.
 
Somebody did the maths on the minimum required transistors to run basic games at 720p/60fps... But modern games tend to be shader heavy.

I was able to play GTA5 at 720/60fps on an ATI Mobility Radeon HD 5650 from 2010 (also 15W). It has a Pixel Rate of 5.2GP/s, Texture Rate of 13GP/s, and FP32 of 520 GFlops.

This APU (820M) has twice that, four times the L1 cache, eight times the L2 cache, seven times the DDR memory bandwidth, and efficient upscaling...

I'd bet any money it could run basic games, but is that the handheld or mini laptop you're looking for...

I'm a bit concerned about the iGPU though. On my 7950X3D (albeit with 2 RDNA2 cores) the iGPU gets overwhelmed by very mild graphical workloads. I very much doubt that the 820M is that much faster.

It's 2x the performance of 2x RDNA2 cores. The Boost clock runs at 3500-3700MHz.
 
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This is a light duty office/student PC CPU, 128 GPU cores is not intended for any modern gaming. However there are a great many games to be enjoyed on a GPU like that. I've enjoyed Tomb Raider (2013) at 720p 45-55 fps on a 13 year old Optiplex with an OC'd 1GB R5 240 and this Radeon 820m will be considerably faster than that.
 
I really hope AMD releases something to compete against intel's N100-N300, but with more PCIe lanes in the same TDP, even with all C cores + with 2x LP cores for extra low idle power.. The N300 alternative can have 1-2 full cores if they can fit these in the target TDP and die area.

These will be perfect for NAS, small servers, home labs, mini-PCs, etc.. the PCIe lanes should be enough to handle 10GbE, 8x SATA HBA, a dGPU (even at x4) and 2-4 PCIe NVMe with PCIe bifurcation, so even 16 lanes are enough even if most of them are PCIe 3.0, the higher-end SKUs can have more lanes as well.
 
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