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PsiQuantum's 8x8 optical switch prototype claims lower light loss than rivals

The Die Brief Desk, after Tom's Hardware

Tom's Hardware says PsiQuantum's 8x8 optical switch prototype loses less light than rivals, with the company planning larger devices for AI data center GPU networks.

Picture from tomshardware.com
Picture from tomshardware.com
8x8 lab prototype
applicationAI data center GPU networks
light lossless than rivals
developmentplans to develop larger devices

The page carries no figure of the switch. The 8x8 scale is the only port count given.

Tom's Hardware frames the device as a photonics result aimed at AI data center GPU networks, with PsiQuantum planning larger builds.

No exact insertion loss, rival names, power draw, or publication date appear in the packet.

That makes this a lab claim, not a deployment spec. The word "supercharging" in the headline is marketing; the underlying fact is a loss comparison at 8x8 scale.

For a fab or interconnect team, the useful fact is that PsiQuantum is moving from quantum photonics toward a data-center optical switching device.

The brief correctly identifies the 8x8 lab prototype as a photonics proof point rather than a deployable network component, and flags the missing loss, power, and scale figures that would let a buyer evaluate it.

After Tom's Hardware. We did not report this. The pictures, if any, are theirs.

October 30, 2026 · 1 min
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