16GB Total. TWO 8GB PC3-8500 204 pin SODIMM DDR3 1066MHz Major brand memory. Guaranteed and tested.
Warranty: Lifetime Warranty. by Computer Memory Solutions Manufactured by
Computer Memory Solutions COMPATIBLE WITH: Apple Mac mini "Core 2 Duo" 2.66 (Mid-2010) Mid-2010 - BTO/CTO - Macmini4, 1 - A1347 - 2364 Originally, both the official and actual maximum RAM was 8 GB. However, as confirmed if running OS X 10.7. 5 or higher, updated with the latest EFI, and equipped with proper specification memory modules, this model can support up to 16 GB of RAM.