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Did somebody tell Sony that we love screws? Because this steel plate is secured with a ton of screws. Um, thanks!
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Underneath: a heat pipe for cooling a row of VRMs, connected to a baby fin stack. Looks like we're seeing the back of the main board here—all the really serious cooling hardware is mounted down below.
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We may be approaching a point of no return, but let's un-mount the hardware and flip the board out.
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Yep, that shiny stuff covering the processor is none other than
mimetic polyalloyliquid metal, the king of high-performance thermal interface material. -
But with that thermal conductivity comes some unwanted electrical conductivity—so you don't want it sloshing around in the wrong place.
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Sony filed a patent for an insulated, foam-cushioned pouch that keeps their liquid metal confined to the surface of the chip ... as long as you don't do what we're doing here.
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