8GB Total. Two 4GB PC3-8500S 204 pin SODIMM DDR3 1066MHz Genuine CMS brand, CMS is one of the most trusted names in the Computer Memory industry and this product carries a Lifetime Warranty from CMS Max
Memory MAX MEMORY: 8GB SOCKETS 2
COMPATIBLE WITH: Mid-2010 15" - BTO/CTO - MacBookPro6, 2 A1286 2352 Apple MacBook Pro "Core i7" 2.8 15"
Mid-2010 Special Comments: Apple officially supports 16GB of RAM in this model. The actual maximum RAM be higher that what Apple formally supports this will be updated.