Lenovo 16GB TruDDR4 2666MHz RDIMM for ThinkSystem Servers

Equipment Overview

The Lenovo 7X77A01302 is a 16 GB DDR4 registered DIMM (RDIMM) engineered for enterprise server environments. It operates at an effective frequency of 2666 MHz with a throughput of 21300 MB/s, providing reliable memory capacity for virtualized workloads, database operations, and high-density compute tasks. The module is designed to meet the rigorous compatibility standards of Lenovo ThinkSystem platforms, ensuring stable performance in mission-critical deployments. This single-module kit offers a direct upgrade path for servers requiring ECC and registered memory.

Main Parameters

• Part Number: 7X77A01301
• Brand: Lenovo
• Memory Standard: DDR4
• Form Factor: RDIMM (288-pin DIMM)
• Module Capacity: 16 GB (1 module per kit, total 16 GB)
• Effective Frequency: 2666 MHz
• Bandwidth: 21300 MB/s
• ECC Support: Yes
• Registered (Buffered): Yes
• Low-Profile: No
• Voltage: 1.2V
• Rank Organization: 1Rx4

Key Advantages

This memory module is selected for enterprise projects due to its validated compatibility with a broad range of Lenovo ThinkSystem servers, reducing integration risk. The combination of ECC and registered buffering enhances data integrity and system stability under heavy load, which is critical for 24/7 operations. Its 2666 MHz speed and 1Rx4 organization provide a balanced performance-to-density ratio, suitable for scaling memory capacity without compromising efficiency.

Compatibility & Integration

The module is designed for installation in Lenovo ThinkSystem platforms, including models SN550, SN850, SD530, SR850, SR530, SR550, SR650, ST550, SR950, and SR630. It adheres to standard DDR4 RDIMM specifications, ensuring straightforward integration into existing server memory slots. The 1.2V operating voltage complies with industry-standard power requirements for DDR4 modules, supporting seamless deployment in mixed-configuration environments.