memory - What can be replaced/upgraded in a late-2009 iMac to make it run like a 2014-2016 iMac? - Ask Different
Install memory in an iMac - Apple Support
Install memory in an iMac - Apple Support
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memory - Will this RAM work for me? (Late 2009 iMac) - Ask Different
iMac 21.5" Late 2009 (10,1) - CPU Upgrade E8600 | MacRumors Forums
Install memory in an iMac - Apple Support (HK)
iMac RAM upgrade: Here's an affordable way to improve multitasking - CNET
How to Upgrade the RAM in Your iMac
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How to Upgrade the RAM in Your iMac
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