AddOn 4GB DDR3 SDRAM Memory Module - 4 GB (1 x 4 GB) - DDR3-1600/PC3-12800 DDR3 SDRAM - CL11 - 1.35 V - ECC - Registered - 240-pin - DIMM
IBM® 00D5043 Compatible Factory Original 8GB DDR3-1600MHz Registered ECC Dual Rank x8 1.35V 240-pin CL11 RDIMM
Technical Specifications:
Memory Size: 4 GBMemory Technology: DDR3 SDRAMMemory Voltage: 1.35 VNumber of Modules: 1 x 4GBMemory Speed: 1600 MHzMemory Standard: DDR3-1600/PC3-12800Error Checking: ECCSignal Processing: RegisteredCAS Latency: CL11Number of Pins: 240-pinForm Factor: DIMMEnvironmentally Friendly: YesEnvironmental Certification: RoHS, WEEETAA Compliant: No