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Use "memmove()/bzero()" on both Intel and ARM since that's the only measurement available on ARM Mac at this point.

unfortunately, this is one of most frequently asked questions. starting from macOS Mojave 10.14, apps no longer have access to the microphone or other audio input devices unless you specifically "allow" each app to use the microphone or other audio input devices. when the app gets launched for the f...

Entropy Piano Tuner (free) http://piano-tuner.org Preface What the entropy piano tuner is: It is an experimental open-source software for piano tuning. It is free of charge for everyone (GPL3 license). It offers a modular platform for writing and testing new tuning algorithms. It is designed for exp...

for example...

free conversion web tools:

https://convertio.co/caf-wav/
https://www.zamzar.com/convert/caf-to-wav/ (16-bit only?)
https://www.media.io/convert/caf-to-wav.html (16-bit only?)

LPDDR4X 3733 MHz 4GB x 2 on 2-channel (max bandwidth 58.3 GB/s) MacBookAir9,1 (Scissor 2020): Measured SEQ128KT8 49.62 GB/s non-temporal write. Fast! ../img/amm/20200515-amm-2020-macbook-air.png DDR4 ECC 2933 MHz 32GB x 6 on 6-channel MacPro7,1 (2019): Crucial DDR4 ECC 2933 MHz 32GB x 6 measured SEQ...

memmove()/bzero() measurements represent how well the OS (C library) optimized memmove()/bzero() functions for different CPU architectures. rep movsb/stosb measurements represent how well the ERMS feature is implemented on different CPU architectures. temporal load/store measurements represent how ...

Memory Performance Tips Use all available channels. If you have a Mac with a two-channel memory controller, use at least two memory modules so that two channels actually get utilized. Wikipedia: Multi-channel memory architecture. Use the fastest supported memory clock modules. If you have memory mod...

Q: Is there a non-Mac App Store version of AmorphousMemoryMark? A: No. AmorphousMemoryMark is only available on Mac App Store. https://apps.apple.com/app/amorphousmemorymark/id1495719766 Q: Why is the app icon so ugly? A: I wish I could draw, paint, design app icons, and more. I will replace it with...

FAQ: inconsistent random 4K write speed results The five-second measurement duration time limit was added to ADM2.5 in order to avoid the impractically lengthy 4K read/write measurement time (many minutes and hours) on inherently slow hard drives, to avoid unnecessary writes on SSDs, and to be consi...