parts-quick 8GB DDR3 Memory for Dell PowerEdge R720 Server PC3-12800 ECC Registered DIMM 240 pin 1600MHz RAM at Amazon.com
Supermicro 8GB DDR3 MEM-DR380L-SL02-ES16 Server Memory
4GB PC3-10600E 240 pin DDR3 1333MHz Dual Rank x8 CAS-9 ECC Unbuffered UB DIMM Server Memory for HP ProLiant DL120 G7 (PARTS-QUICK Brand). Equivalent to HP Part Number: 500672-B21 at Amazon.com
Kingston ValueRAM 16GB Kit (2x8GB) 240-Pin DDR3 SDRAM ECC Registered DDR3 1333 Server Memory Model (KVR1333D3D4R9SK2/16G) at Amazon.com