Lenovo 32GB TruDDR4 2666MHz RDIMM for ThinkSystem Servers

What It Is

This is a Lenovo ThinkSystem 32GB TruDDR4 2666 MHz RDIMM memory module, part number 7X77A01304 (MPN: 613965). Designed as a registered DIMM with ECC support, it belongs to the DDR4 standard class and is intended for installation in select Lenovo ThinkSystem and ThinkAgile server platforms.

Technical Details

• Capacity: 32 GB per module (single module in package)
• Form Factor: RDIMM (registered), 288-pin
• Standard: DDR4
• Effective Frequency: 2666 MHz
• Bandwidth: 21300 MB/s
• Organisation: 2Rx4
• Voltage: 1.2V
• Error Correction: ECC support
• Product Line: ThinkSystem
• Part Number: 7X77A01304

Configuration & Options

• Package contents: one 32 GB RDIMM module
• Total capacity per kit: 32 GB
• Compatible with Lenovo ThinkSystem models: SN550, SN850, SD530, SR850, SR530, SR550, SR650, ST550, SR950, SR630
• Memory is unbuffered-type registered, suitable for server configurations requiring ECC and high-density memory

Operating Conditions

This module is intended for deployment in enterprise server environments within data centers and business IT infrastructure. It is suited for workloads that demand high reliability and data integrity, including virtualization, database management, and enterprise applications. The RDIMM architecture ensures stable operation in multi-module configurations typical for rack and tower servers listed under compatible models.