Memory access on the Apple M1 processor

Re:Memory access on the Apple M1 processor by africanboy on Wednesday January 06, 2021 @05:46PM (#25663736)

there must be something wrong there, on my late 2014 laptop that mounts

    Type: DDR4
    Speed: 2133 MT/s

I get

    two  : 27.1 ns (3x)
    two+ : 28.6 ns (2.2x)
    three: 39.7 ns (3x)

which is not much, considering this is an almost 6 years old system with 2x slower memor

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Re:Memory access on the Apple M1 processor by FabHK on Wednesday January 06, 2021 @06:06PM (#25663970)

Dunno, I didn't reboot and didn't close all other programs (browser, editor, mail, calendar, notes, editor)... Top shows

Load Avg: 2.36, 2.01, 1.97 CPU usage: 2.10% user, 3.39% sys, 94.49% idle

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