Name: 4X77A12192 Lenovo 128GB DDR4-2666MHz PC4-21300 ECC Registered DCPMM CL19 1.2V 288-Pin Memory Module
Brand: Lenovo
SKU: 4X77A12192
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Lenovo 128GB DDR4-2666MHz ECC Registered Memory Module is a high-capacity RAM designed for servers and enterprise-grade systems. It balances large memory size with error correction and stable performance, fitting into setups where reliability and uptime are priorities.

General Information
Brand	Lenovo
Part Number	4X77A12192
Alternate Part Number	4X77A12192-02-CT

Technical Information
Memory Capacity	128GB
Memory Technology	DDR4
Module Type	RDIMM
RAM Standard	PC4-21300
Pin Count	288-Pin
Error Correction	ECC Registered
Voltage	1.2V

Performance
Bus Speed	2666 MT/s
Bandwidth	21300 MB/s
Native Speed	DDR4-2666 (2666 MT/s)
CAS	CL19

Physical Characteristics
Weight	0.50
Condition	Refurbished

Miscellaneous
Eco Friendly	Yes
Compliance Standards	WEEE, RoHS, CE, FCC

Product Description
This Lenovo memory module is designed to provide high-capacity, reliable memory for servers and workstations. It is commonly used in enterprise environments where data integrity and uptime are critical. Built for systems that need large memory pools, it helps maintain stability under heavy workloads. Key Features High-capacity 128GB size supports demanding applications Error-correcting code (ECC) helps detect and correct memory errors Registered DIMM design enhances signal integrity for better reliability Supports DDR4 speed of 2666MHz for smooth data processing Low operating voltage reduces power consumption This memory module often appears in server racks or data centers where consistent performance over long periods is essential. Its error-correcting feature minimizes system crashes, making it a practical choice for database servers, virtualization, and critical workloads.

Use Cases
This memory module is designed for high-performance computing environments where data integrity and large memory capacity are essential. How It's Used: Installed in enterprise servers to support virtualization and large databases Used in data center systems requiring persistent memory for fast recovery Deployed in high-performance computing clusters handling complex simulations Employed in critical workloads that need error-correcting memory to prevent data corruption Integrated into workstations for intensive data processing and analytics Its robust design and advanced features make it a reliable choice for IT infrastructures demanding both capacity and resilience.