2.8GHz i7 2009 models are: ° OWC 4GB DDR3 Memory Kit (2 x 2GB matched memory modules) — US$87.99; ° OWC 8GB DDR3 Memory Kit (2 x 4GB matched memory modules) — $475.99 (you can add to existing 4GB for ...

If you plan on upgrading your iMac's RAM, then looking to third-party distributors will offer you more options at far cheaper prices. Topher, an avid Mac user for the past 15 years, has been a ...

I've got a mid-2011 iMac with the stock 4 GB of RAM (two 2 GB Sticks). Running the utility from Crucial.com, looks like the sweet spot for me is 8 GB (two 4 GB sticks). Can I keep my two 2's and just ...