Possible AMD RX 7900 XTX engineering sample with red PCB surfaces — prototype came with no backplate & custom VBIOS but matches RX 7900 GRE specs

It seems like a never-before-seen engineering sample for AMD's last-gen Radeon RX 7900 XTX has just popped up online, featuring specs that indicate it's a binned down model.
The leak of an engineering sample is an incidental occurrence, likely due to a hardware enthusiast or seller, rather than a strategic release.
This item is primarily of interest to PC hardware enthusiasts and does not significantly alter the strategic landscape for companies or geopolitical actors.
Nothing fundamental changes; it offers a minor insight into AMD's past product development process concerning GPU binning.
PC hardware enthusiasts gain deeper insight into the development process of AMD's RX 7900 series.
Retailers of specialized or engineering sample hardware might see a temporary increase in interest for similar items.
No significant third-order consequences are anticipated from this type of hardware leak.
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Read at Tom's Hardware