Patriot Signature Line 4GB DDR3 240-Pin DIMM Memory PSD34G133381
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
Kingston 16GB 240-Pin DDR3 SDRAM ECC Registered DDR3 1600 Server Memory DR x4 Model KVR16R11D4/16 - Newegg.com