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Yes. The aluminum chassis is basically a heat sink. The underside of the M1 Air heats up when the soc is under load. Cooling that spot will help cool the soc.

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If the chassis were a heat sink, it would be a serious burn risk.

That's basically why it throttles.

It’s not directly connected to the CPU, but it clearly gets quite hot.

Removing that heat should be beneficial either way.

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