Lenovo 49Y1418 16 GB DDR3-1066 ECC RDIMM | Server Memory, IBM

Give supported IBM server platforms the memory headroom they need to stay responsive under real workloads. This 16 GB DDR3 SDRAM module is specified as a low-profile registered DIMM with ECC, making it a practical choice for environments where memory integrity and predictable behavior matter. At 1,066 MHz, it is aimed at established server generations rather than generic desktop use. That matters in production infrastructure: the right module can help maintain application stability, support virtualization density, and reduce the risk of memory-related interruptions. The registered design also suits server architectures that depend on controlled signaling across populated memory channels. For procurement teams, the value is straightforward. This is a targeted replacement or expansion part for IBM systems that need verified compatibility and enterprise-grade memory characteristics. It is not about excess specification. It is about matching the platform with the exact module it was built to run.