[NTLK] Einstein on M1

Steven Frank stevenf at panic.com
Mon Mar 15 17:53:38 PDT 2021

Agh, of course, I was running a debug build.

Release build is similar to your performance, around 32-33K on my iMac Pro.

So, M1 is more like a 1.5x speed-up than 7x -- but still pretty impressive that a MacBook Air beats an iMac Pro.  :)


> On Mar 15, 2021, at 4:56 PM, Ionos: robowerk.de <m.melcher at robowerk.de> wrote:
> Curious!
> Your Intel performance is almost at Debug build level (I really must put the word DEBUG in the title bar if compiled that way). Optimizing does at least factor 7 on performance using Clang (64 bit build, see attached image).
> Running MacOS in the emulator slows the screen down, but not the CPU, so almost the same performance.
> Still, 53k loops is phantastic. And that's with JIT Generic, and not with a 1:1 mapping from ARM to JIT ARM. (Which is probably needed to get decent performance on eInk devices, but that's a whole other story.)

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