Did you try a PROM reset? (I think that's how it's called) | Hacker News

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		raverbashing on Dec 24, 2014 \| parent \| context \| favorite \| on: UI Performance Decline – OS X Tiger to Yosemite [v... Did you try a PROM reset? (I think that's how it's called)

jbrooksuk on Dec 24, 2014 | [–]

Isn't it PRAM? Or is that a different thing?

raverbashing on Dec 24, 2014 | | [–]

Ah that's it

http://support.apple.com/kb/PH14222?viewlocale=en_US

rotten on Dec 24, 2014 | [–]

I tried it on a Mac Mini. It didn't help. Yosemite performance is abysmal. I really regret upgrading.

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