MacBook Memory for Model 6.1

MacBook Late 2009
DDR3-1066Mhz

Maximum Memory: The"Unibody" MacBook Late 2009 and newer have a system maximum of 8GB.

Non-Stacked IC's: Ramjet uses a Non-stacked module for the 4GB SO-DIMM module for the MacBook. The cheaper stacked IC variety of 4GB SO-DIMM draws more power, which increases heat and decreases battery life. 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-DIMM.

Click here to download Apple's installation guide (PDF.)