16GB Total. 2PCS 8GB PC3-12800S 204 pin SODIMM DDR3 1600MHz 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: 32GB SOCKETS 4
COMPATIBLE WITH: Apple iMac "Core i7" 3.5 27-Inch (Late 2013) Late 2013 - BTO/CTO - iMac14, 2 - A1419 - 2639