4 ms·
Typically, yes. It didn't matter back in the day when the CPU had no way to enter an idle state to begin with. Wikipedia says that Intel CPUs didn't actually en
by pcwalton 8y ago
Typically, yes. It didn't matter back in the day when the CPU had no way to enter an idle state to begin with. Wikipedia says that Intel CPUs didn't actually enter a low-power state on HLT until 1994 [1].
[1]: https://en.wikipedia.org/wiki/HLT_(x86_instruction)#History_on_x86 https://en.wikipedia.org/wiki/HLT_(x86_instruction)#History_...