General InformationManufacturer: Hewlett Packard EnterpriseManufacturer Part Number: 633542-001Manufacturer Website Address: http://www. hpe. comBrand Name: HPEProduct Name: 1GB Flash Backed Write CacheMarketing Information: 1GB flash backed write cache (FBWC) memory module, 72-bit wide - Does not include the controller board or capacitor module - For use with the P420 and P421 Smart Array controllersProduct Type: Cache MemoryTechnical InformationMemory Size: 1 GBMemory Technology: DDR3 SDRAMData Backup Type: Flash BackedDevice Supported: RAID ControllerPhysical CharacteristicsForm Factor: MiniDIMMMiscellaneousCompatibility: HPE Smart Array controllers: P420 P421