OWC 16GB (2x8GB) ram Upgrade PC3-12800 DDR3L 1600MHz sodimm 204 Pin CL11 Memory Upgrade Kit Compatible with Late iMac, Mac Mini, and MacBook Pro Computer at Amazon.com
Smart 512MB DDR RAM PC3200 184-Pin DIMM Major/3rd at Amazon.com
Kingston Value (KVR16N11/8) RAM 8 GB 1600MHz DDR3 (PC3-12800) Non-ECC CL11 240 Pin DIMM Motherboard Memory at Amazon.com
Nanya 256MB DDR RAM PC-3200 184-Pin DIMM at Amazon.com
Crucial RAM 16GB DDR4 3200MHz CL22 (or 2933MHz or 2666MHz) Laptop Memory CT16G4SFRA32A at Amazon.com
OFFTEK 256MB Replacement Memory RAM Upgrade for PC Chips M825LU v7.x (PC3200 - Non-ECC) Motherboard Memory at Amazon.com
Amazon.com: 2GB DDR2 PC2-5300 667MHz PC Memory Ram Module Board for Intel/AMD : Electronics