This product is sourced from the open market in the best available condition.Brand Name: HP-IMSourcingCAS Latency: CL9Error Checking: ECCForm Factor: DIMMMemory Size: 16 GBMemory Speed: 1333 MHzMemory Standard: DDR3-1333/PC3-10600Memory Technology: DDR3 SDRAMNumber of Pins: 240-pinProduct Type: RAM ModuleSignal Processing: RegisteredBasicBrand Name: HP-IMSourcingCAS Latency: CL9Error Checking: ECCForm Factor: DIMMMemory Size: 16 GBMemory Speed: 1333 MHzMemory Standard: DDR3-1333/PC3-10600Memory Technology: DDR3 SDRAMNumber of Pins: 240-pinProduct Type: RAM ModuleSignal Processing: RegisteredGeneral InformationBrand Name: HP-IMSourcingManufacturer: HP-IMSourcingManufacturer Part Number: 647901-S21Product Name: 16GB (1x16GB) Dual Rank x4 PC3L-10600R (DDR3-1333) Registered CAS-9 Low Voltage Memory Kit/S-BuyProduct Type: RAM ModuleMemoryError Checking: ECCMemory Size: 16 GBMemory Speed: 1333 MHzMemory Standard: DDR3-1333/PC3-10600Memory Technology: DDR3 SDRAMSignal Processing: RegisteredMiscellaneousForm Factor: DIMMPhysical CharacteristicsForm Factor: DIMMLength: 7.8Number of Pins: 240-pinThickness: 750 milWeight (Approximate): 1 lbWidth: 3.5Product InformationForm Factor: DIMMLength: 7.8Thickness: 750 milWidth: 3.5StorageMemory Size: 16 GBTechnical InformationCAS Latency: CL9Error Checking: ECCLength: 7.8Memory Size: 16 GBMemory Speed: 1333 MHzMemory Standar