A-Tech 256GB (8 x 32GB) Kit for Dell R620 Compatible DDR3/DDR3L 1600MHz PC3-12800 4rx4 ECC Load Reduced LRDIMM 1.35v Server Memory RAM Sticks (ATMS31660518894X8) at Amazon.com
Kingston Technology 32GB (1 X 32GB) 1066MHz DDR3 240-Pin Quad Rank Registered ECC Low Voltage DIMM for IBM Servers (PC3 8500) KTM-SX310QLV/32G at Amazon.com
Samsung DDR3-1600 32GB/4Gx72 ECC/REG CL11 Sever Memory M386B4G70DM0-YK04 at Amazon.com
A-Tech 32GB KIT (2 x 16GB) for Asus Z Motherboard Series Z8NA-D6, Z8NA-D6C, Z8NH-D12 DIMM DDR3 ECC Registered PC3-12800 1600MHz Dual Rank Server RAM Memory at Amazon.com
32GB, 240-pin DIMM, DDR3 PC3-10600 Memory Module at Amazon.com