You are correct, it appears to be that "patch". Source: https://discussions.appl... | Hacker News

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		TheSithMaster on Jan 10, 2018 \| parent \| context \| favorite \| on: iPhone update for Meltdown-Spectre: before/after p... You are correct, it appears to be that "patch". Source: https://discussions.apple.com/thread/8211392

ucha on Jan 10, 2018 [–]

So basically, the difference in performance is likely almost entirely due to the battery patch and has nothing to do the Meltdown-Spectre fix.

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