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You’re contradicting yourself. The whole reason x86 burns more power is that the CISC front end can’t be avoided.
by willtemperley 1y ago
You’re contradicting yourself. The whole reason x86 burns more power is that the CISC front end can’t be avoided.
- wqaatwt 1y agoAre there any mid-high end RISC-V chips that have comparable performance per watt to x86?
- userbinator 1y agoThat was disproved 11 years ago: https://www.extremetech.com/extreme/188396-the-final-isa-showdown-is-arm-x86-or-mips-intrinsically-more-power-efficient https://www.extremetech.com/extreme/188396-the-final-isa-sho... The CISC decoder is like a "decompressor" that saves memory bandwidth and cache usage.