4X77A93887 Lenovo 128GB RDIMM DDR5-5600 PC5-44800R ECC Memory

4X77A93887 Lenovo 128GB RDIMM DDR5-5600 PC5-44800R ECC Memory

Lenovo TruDDR4 / TruDDR5 enterprise memory module for ThinkSystem servers. Lenovo-validated for chassis BIOS + memory population rules.

Specifications

• Part Number: 4X77A93887
• Brand: Lenovo
• Capacity: 128 GB
• Type: RDIMM ECC Registered
• Speed: 5600 MHz
• Generation: TruDDR4 (DDR4) or TruDDR5 (DDR5) — see item_group
• Rank / Organization: 288-pin
• ECC: Yes (registered, enterprise)

Compatibility

Lenovo memory is generation-locked to ThinkSystem platform + processor family. Population must follow Lenovo memory rules per UEFI guide.

• TruDDR4 2666/2933 (Xeon Scalable Gen1/Gen2): ThinkSystem SR530/SR550/SR570/SR590/SR630/SR650/SR670/SR850/SR860/SR950
• TruDDR4 3200 (Xeon Scalable Gen3 / EPYC 7003): ThinkSystem SR630 V2/SR650 V2/SR670 V2/SR635/SR645/SR655/SR665
• TruDDR5 4800/5600 (Xeon Scalable Gen4/5 / EPYC 9004): ThinkSystem SR630 V3/SR650 V3/SR860 V3/SR950 V3/SR645 V3/SR665 V3
• TruDDR5 6400 (Xeon 6 / EPYC 9005): Lenovo Gen8 (SR630 V4/SR650 V4)

Use Cases

Server memory capacity expansion for virtualization (VMware/Hyper-V/KVM/Proxmox), in-memory databases (SAP HANA/Redis/MemSQL), HPC, ML training, large-scale Java heap workloads. ECC catches single-bit errors; registered/load-reduced design enables high-density populations.

Ships worldwide from ICD, Cairo, Egypt. All parts are tested, inspected, and backed by ICD's quality guarantee.