Ayar Labs and wiwynn show a working CPO system with GUC test XPUs on the show floor

BenBajarin · x · 2026-10-14

Ben Bajarin shared hands-on photos of a working co-packaged optics (CPO) demo from Ayar Labs and wiwynn, built around dual GUC test XPUs with liquid cooling. The front panel exposes Ayar Labs TeraPHY optical engines alongside pluggable transceivers.

A live CPO telemetry dashboard shows the TeraPHY optical engine running at 4.01 dB extinction ratio, 374.2 µW OMA, 242.3 µW eye height, 438.2 µW average optical power, and 53.4°C die temperature, with the SuperNova light source laser at 49.5°C. Notably, the outbound side still uses pluggable modules.

Related event: Ayar Labs Demos Working CPO System with Wiwynn and GUC at OCP Summit(2 posts)→

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