The A/D bits exist entirely for the operating system's benefit. The Accessed bit tells the OS which pages have been recently used, enabling page replacement algorithms to choose pages to evict when memory runs low. The Dirty bit tells the OS which pages have been modified and must be written back to disk before eviction; clean pages can simply be discarded and re-read from disk later.
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The new 14-inch M5 MacBook Pro is the superior pick if you want a nicer 120Hz display, cooler multitasking performance, a better variety of ports, and the best battery life — and you've got some wiggle room in your budget.
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Many scientists agree that it would be the best or perhaps only way to provide continuous power on the lunar surface.
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