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>According to Apple's propaganda and blogospere, the M1 is much more efficient not "needing" the extra RAM. Marcan recently found custom instructions to handle

>According to Apple's propaganda and blogospere, the M1 is much more efficient not "needing" the extra RAM. Marcan recently found custom instructions to handle memory compression / decompression in hardware. https://twitter.com/marcan42/status/1362450439845781505 https://twitter.com/marcan42/status/1362450439845781505

saagarjha 6y ago
These are not new and have been part of Apple’s ISA extensions for several years. For some reason marcan decided to blackbox them, but they’re fairly easy to find if you open the kernel in a disassembler so I’m not sure why he did.
- mrkstu 6y ago
  New to Mac, new audience. People are used to iPhones being parsimonious with RAM, it’s new on Mac.
  - saagarjha 6y ago
    It's basically the same processor; it stands to reason that the instructions are the same (but maybe not used in the same way).