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Coral NPU: A full-stack platform for Edge AI

https://research.google/blog/coral-npu-a-full-stack-platform-for-edge-ai/
80•LER0ever•2d ago

Comments

jononor•2d ago
It seems here that Google provides the core IP, and that Synaptic packages this (and probably other related IP blocks) block that can be used to build a SoC. As of now there are no chips announced. So it will be some years before we as software/electronics engineers get to play with it.

The architecture seems to be RISC-V array with standard RVV vector instruction set. That is a quite familiar environment for software developers compared to custom systolic arrays.

nerdsniper•2d ago
I think they announced 5 chips[0] in the SL2610 product line[1] today. It appears they're combining 1-2 ARM Cortex-A55 with a Cortex-M52 and a 1 TOPS NPU. Somewhat more complete data sheet here[2] (which is still a bit anemic, IMHO) There are photos of the devkit hardware that will be offered at [6] if you scroll up a little bit.

The original Google Coral lineup offered a 4TOPS accelerator back in 2018-2020.[3][4]

The original (4 TOPS) Coral used ~1 watt while this new Coral TPU is designed for 10mW/0.5 TOPS.[5] That power budget fits well alongside low power MCU's.

It doesn't appear to include any hardware accelerated video encoding[6] for H264/etc, which was also a massive limitation of the original google coral (improved slightly in the Dev Board Mini). There's a lot of documentation on consuming WebRTC content, and while streaming out is mentioned ... any encoding would have to be performed on one of the A55 cores at dubious performance levels. The RK3588, for example, includes a VPU for hardware accelerated video encoding (H264/HEVC encoding @ 8k30fps).

0: https://cdn.bfldr.com/ZU41R0OK/at/tjm5s8hrmz5mgqrjtsrc5c4/sl...

1: https://www.synaptics.com/products/embedded-processors/sl261...

2: https://cdn.bfldr.com/ZU41R0OK/at/ks4thp8bw9n3bt2ktms3k34s/s...

3: https://abopen.com/news/google-launches-coral-edge-tpu-devel...

4: https://developers.googleblog.com/en/new-coral-products-for-...

5: https://developers.google.com/coral/guides/power

6: https://synaptics-astra.github.io/doc/v/latest/linux/index.h...

fisf•1d ago
Looking at the state of the original Coral TPU (which was basically abandoned, just like regular other Google stuff), would make me very wary to use this is a long term product.
serf•1h ago
the coral tpu does what it does and it's not bad at it. The documentation is good , and quite a few people use them practically. They're available readily.

What's upsetting about the state? Continued development?

however, to your point : being google affiliated is a huge red-flag for longevity.

pjmlp•2d ago
Interesting that in 2025 they only provide C compiler support as building tool, who cares about security in AI systems.
fisf•1d ago
This is blatantly false. There are MLIR based backhands for other languages. This is explicitly mentioned on the landing page at https://developers.googleblog.com/en/introducing-coral-npu-a....

Please language troll somewhere else.

webdevver•2d ago
is hardware still squirrelled away behind mega paywalls of one or two companies holding all the EDA software?

someone at ycombinator should create a "github for silicon IP" company. that would be awesome.

LER0ever•2d ago
Also seems the core hardware was open-sourced? Github: https://github.com/google-coral/coralnpu
babl-yc•1h ago
Will be interested to see what their developer kit looks like when (and if) they release it.

I've been experimenting with the BeagleY-AI to build a little edge AI gizmo with a camera (Texas Insturments SoC + 4 TOPS NPU in RPi 5 form factor)

https://docs.beagleboard.org/boards/beagley/ai/demos/using-e...

metadat•5m ago
That's cool, any success stories, challenges or other feedback you can share?

I've only heard of people using Coral PCIe / USB for edge image AI processing tasks like classifying subjects in a stream. Curious if you have the same use case or something different!

Root System Drawings

https://images.wur.nl/digital/collection/coll13/search
220•bookofjoe•8h ago•41 comments

How to sequence your DNA for <$2k

https://maxlangenkamp.substack.com/p/how-to-sequence-your-dna-for-2k
45•yichab0d•2h ago•21 comments

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https://www.crunchydata.com/blog/is-postgres-read-heavy-or-write-heavy-and-why-should-you-care
75•soheilpro•1d ago•8 comments

Chen-Ning Yang, Nobel laureate, dies at 103

https://www.chinadaily.com.cn/a/202510/18/WS68f3170ea310f735438b5bf2.html
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122•Bogdanp•7h ago•23 comments

Who invented deep residual learning?

https://people.idsia.ch/~juergen/who-invented-residual-neural-networks.html
60•timlod•5d ago•21 comments

./watch

https://dotslashwatch.com/
280•shrx•12h ago•77 comments

Solution to CIA’s Kryptos sculpture is found in Smithsonian vault

https://www.nytimes.com/2025/10/16/science/kryptos-cia-solution-sanborn-auction.html
86•elahieh•2d ago•34 comments

Titan submersible’s $62 SanDisk memory card found undamaged at wreckage site

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https://werd.io/why-the-open-social-web-matters-now/
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61•robin_reala•2d ago•6 comments

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24•mvdan•9h ago•2 comments

K8s with 1M nodes

https://bchess.github.io/k8s-1m/
68•denysvitali•2d ago•19 comments

Liva AI (YC S25) Is Hiring

https://www.ycombinator.com/companies/liva-ai/jobs/inrUYH9-founding-engineer
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Carbonized 1,300-Year-Old Bread Loaves Unearthed in Turkey

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12•ilamont•5d ago•1 comments

New Work by Gary Larson

https://www.thefarside.com/new-stuff
482•jkestner•1d ago•124 comments

When you opened a screen shot of a video in Paint, the video was playing in it

https://devblogs.microsoft.com/oldnewthing/20251014-00/?p=111681
113•birdculture•2d ago•10 comments

Coral NPU: A full-stack platform for Edge AI

https://research.google/blog/coral-npu-a-full-stack-platform-for-edge-ai/
80•LER0ever•2d ago•10 comments

Picturing Mathematics

https://mathenchant.wordpress.com/2025/10/18/picturing-mathematics/
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Ripgrep 15.0

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Lux: A luxurious package manager for Lua

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Our Paint – a featureless but programmable painting program

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40•ksymph•6d ago•5 comments

Fast calculation of the distance to cubic Bezier curves on the GPU

https://blog.pkh.me/p/46-fast-calculation-of-the-distance-to-cubic-bezier-curves-on-the-gpu.html
108•ux•13h ago•24 comments

Show HN: The Shape of YouTube

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18•hide_on_bush•6d ago•7 comments

Attention is a luxury good

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140•herbertl•6h ago•84 comments

Most users cannot identify AI bias, even in training data

https://www.psu.edu/news/bellisario-college-communications/story/most-users-cannot-identify-ai-bi...
8•giuliomagnifico•4h ago•0 comments