iMac Memory for Model 9.1

iMac Early 2009 and Mid 2009
DDR3-1066Mhz

The DDR3-1066Mhz based iMac Intel has 2 slots with a memory maximum of 8GB.

Non-Stacked IC's: Ramjet uses a Non-stacked module for the DDR3-1066 modules for the iMac. The cheaper stacked IC variety of SO-DIMM draws more power, which increases heat and can cause increased errors. Ramjet ONLY uses premium non-stacked chips.

1066 vs. 1067? The correct name for this memory is DDR3-1066. But since it runs at 1066.66Mhz, the Apple System Profiler reports it as 1067Mhz.

DDR3-1066, 1066Mhz, PC3-8500, CAS Latency 7, Non-ECC, Unbuffered, 1.5V, 204pin SO-DIMMs

Watch our installation video:

Click here for Apple's installation guide (PDF.)