16GB Total Micro 500666-B21-TM PC3 8500 240-Pin DDR3 SDRAM ECC DDR3 1066RAMData Integrity Check:ECCForm Factor:DIMM 240-pinMemory Specification Compliance:PC3-8500Memory Speed:1066 MHzModule Height (inch):1.18RAM Features:Quad rankRegistered or Buffered:RegisteredStorage Capacity:16 GBTechnology:DDR3 SDRAMType:DRAMUpgrade Type:System specificTitleTotal Micro 16GB Memory 500666-B21-TM PC3 8500 DDR3 SDRAM ECC DDR3 1066 RAMConditionNew, no original box ContentTotal Micro 16GB Memory RAMManufacturerTotal Micro Model500666-B21-TM SKURATG001WarrantyManufacturer lifetime limited warrantyhttp://www.compeve.com/Products/RAM/Total Micro/500666-B21-TM/500666-B21-TM_compeve__1.jpg