Apple A1278 Samsung 2GB 1Rx8 PC3-10600S SO-DIMM RAM Memory M471B5773DH0-CH9
32GB 16GB 8GB DDR3 1600MHz 1333MHz PC3-10600S 12800S Laptop RAM Kingston LOT AU | eBay
What is the difference between the RAM labeled '1Rx8 PC3L-12800S-11-13-B4' (inside the laptop) and '2Rx8 PC3-12800S-11-11-F3' (planning to buy)? - Quora