Kingston ValueRAM 8GB Kit (2x4GB) 1600MHz DDR3 Non - ECC CL11 DIMM SR x8 Desktop Memory KVR16N11S8K2/8 at Amazon.com
Crucial 8GB Single DDR4 2666 MT/s (PC4-21300) SR x8 DIMM 288-Pin Memory – CT8G4DFS8266 – Linnstech Computers
Kingston Technology ValueRAM 4GB 1333MHz DDR3L PC3-10600 ECC Reg CL9 DIMM SR x4 1.35V with TS Server Hynix E Server Memory KVR13LR9S4/4HE at Amazon.com