Questions tagged [x86]

The processor architecture of most PCs and servers, including the 386/486/Pentium/… (IA-32) 32-bit family and the amd64 64-bit family. Most x86 processors are made by Intel or AMD.

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Why are AMD processors not/less vulnerable to Meltdown and Spectre?

I’ve read up on Meltdown and Spectre and it’s not obvious to me why AMD would be less vulnerable. Do AMD processors simply not have speculative execution? Or do they have some way of not exploding the ...