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Apple silicon

Evaluating M3 Pro CPU cores: 4 Vector processing in NEON

Differences in vector processing performance between the M1 Max and M3 Pro, and in their use of power. Their frequency control is more complex.

December 5, 2023 Macs, Technology

Last Week on My Mac: Beware of the two Sonomas

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macOS Sonoma is currently forked into two: one series of builds for M3 Macs, and another for all the rest. How does that affect the user?

December 3, 2023 Macs, Technology

Evaluating M3 Pro CPU cores: 3 Special CPU modes

Examines two special core allocation modes: for the virtual cores in a macOS VM, and in Sonoma’s new Game Mode.

December 1, 2023 Macs, Technology

Evaluating M3 Pro CPU cores: 2 Power and energy

Looks at power use and energy efficiency in M3 Pro chips, deriving equations for energy use according to numbers of cores used and their role.

November 29, 2023 Macs, Technology

Evaluating M3 Pro CPU cores: 1 General performance

Using assembly language test loops to understand the differences between M1 Pro and M3 Pro CPU cores casts new light on their differences.

November 27, 2023 Macs, Technology

A short history of Recovery in macOS

From blessing Classic Mac OS, through SUM and the first Recovery partition in Mac OS X Lion, right up to 1 True Recovery on Apple silicon Macs.

November 25, 2023 Macs, Technology

Viable, ViableS and Vimy updates to fix a bug

These fix a bug when restoring a VM window that has been minimised to the Dock.

November 23, 2023 Macs, Technology, Updates

What has changed in CPU cores in M3 chips?

Little seems to have changed in CPU cores in M3 chips, if you read reviews. Dig a bit deeper and there are major changes, as explained here.

November 22, 2023 Macs, Technology

Last Week on My Mac: Over the Rainbow

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My MacBook Pro 16-inch is on its way. Why is it coming with an M3 Pro and not an M3 Max?

November 19, 2023 Macs, Technology

Are we running out of panaceas?

We used to reset the Desktop, the SMC, and NVRAM, install the Combo updater, or perform a clean install. Now there’s only Safe mode left.

November 18, 2023 Macs, Technology

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