I think the whole idea here is that Pluton will be integrated inside of the same physical chip as the CPU. So physically swapping CPUs would swap your Pluton co

I think the whole idea here is that Pluton will be integrated inside of the same physical chip as the CPU. So physically swapping CPUs would swap your Pluton core too. But the Pluton I know of didn't really have any writeable storage. It had some special ROM and fuses that it uses internally for its private keys but that's basically it.