IBM Compatible 202173-B21 - 8GB Kit (4x2GB) DDR 266MHz ECC Memory Module

Upgrade confidently your IBM-compatible servers and workstations with the IBM Compatible 202173-B21 8GB KIT. This four-module DDR 266MHz ECC memory kit is designed for reliability, speed, and seamless integration into classic IBM systems. With a total capacity of 8GB (4 x 2GB) and ECC protection, it helps organizations maintain data integrity while delivering smoother multitasking and better performance for demanding workloads. Whether you’re expanding memory for virtualization, database access, or general server tasks, this kit is built to meet the expectations of enterprise environments that rely on consistent uptime.

• High-density 8GB kit composed of four 2GB DDR 266MHz ECC memory modules, ideal for upgrading aging IBM-compatible systems and providing a generous memory pool for multitasking, caching, and lightweight virtualization.
• ECC protection for data integrity—Error-Correcting Code helps detect and correct single-bit memory errors, reducing the risk of data corruption and unexpected downtime in mission-critical applications.
• IBM-compatible reliability and validation—engineered and tested for compatibility with IBM-based servers and workstations, delivering dependable operation in enterprise environments where stability matters most.
• 266MHz DDR speed with DIMM form factors—delivers solid performance for legacy IBM systems while maintaining broad compatibility with older memory controllers and system BIOSes.
• Lifetime warranty and support—backed by a lifetime warranty to ensure long-term confidence, with access to technical support and replacement if needed.

Technical Details of IBM Compatible 202173-B21 - 8GB Kit (4x2GB) DDR 266MHz ECC Memory Module

• Memory Type: DDR SDRAM ECC DIMM
• Module configuration: 8GB kit comprising 4 x 2GB modules
• Speed: DDR 266MHz (PC-2100 class) memory speed
• Form Factor: DIMM for standard desktop/server memory slots in IBM-compatible systems
• ECC: Yes, provides error detection and correction for improved reliability
• Warranty: Lifetime warranty

How to install IBM Compatible 202173-B21

• Power down the system completely and unplug from the power source. Ground yourself to prevent static electricity from damaging sensitive components.
• Open the system chassis and locate the memory DIMM slots on the motherboard. If upgrading, identify which slots to populate first based on your motherboard’s dual- or quad-channel guidance.
• Handle the memory modules by the edges, avoiding contact with the gold pins. Align the notch on each module with the key in the slot before seating it.
• Insert each DIMM firmly into its slot until the locking latches click into place. Ensure even seating to prevent post-installation issues.
• Power on the system and enter the BIOS or UEFI to verify that all modules are detected. Run a memory test or a lightweight diagnostic to confirm stability and correct operating speed.

Frequently asked questions

• Q: Is this memory compatible with IBM servers? A: Yes. It is designed for IBM-compatible systems and validated for reliability in enterprise environments.
• Q: What does ECC mean? A: ECC stands for Error-Correcting Code. It detects and corrects single-bit memory errors to improve data integrity and system stability in critical workloads.
• Q: How much memory does the kit provide? A: The kit provides 8GB total, consisting of four 2GB DDR 266MHz ECC DIMMs.
• Q: What is the warranty? A: The kit includes a lifetime warranty, offering long-term coverage and support for your memory investment.
• Q: Can I use this in older systems? A: This memory is intended for IBM-compatible platforms and may require compatible motherboard BIOS/firmware and memory controller support. Always verify slot type, speed, and ECC support before purchasing.
• Q: Will it improve performance? A: In systems with insufficient memory or workloads optimized for multi-threading, upgrading to an 8GB ECC DDR266MHz kit can reduce paging and improve multitasking responsiveness, especially for servers handling databases, virtualization, or dense workloads.