These 2 4GB each RAM memory were removed from working laptops and/or all-in-one (my own laptops or all-in-one.)  I upgraded to more memory.

Memory SK Hynix 4GB 1RX8 PC3L  - 12800S

HMT45186BFR8A - PB NO AA

Memory Nanya 4GB 2RX8 PC3 - 12800S 

NT4GC64B8HG0NS-DI