Name: M391A4G43AB1-CWEQ0 Samsung 32GB DDR4-3200 ECC Unbuffered UDIMM Memory Module
Brand: Samsung
SKU: M391A4G43AB1-CWEQ0
Price: 649.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Samsung M391A4G43AB1-CWEQ0 is a 32GB DDR4 ECC unbuffered memory module designed for systems requiring error correction and stable performance. It fits into standard 288-pin UDIMM slots and runs at 3200 MT/s, providing a reliable balance of speed and data integrity for professional computing environments.

General Information
Brand	Samsung
Part Number	M391A4G43AB1-CWEQ0

Technical Information
Memory Capacity	32GB
Memory Technology	DDR4
Module Type	RDIMM
RAM Standard	PC4-25600
Pin Count	288-Pin
Error Correction	ECC
Rank	2Rx8
Voltage	1.2V

Performance
Bus Speed	3200MHz
Bandwidth	25600 MB/s
Native Speed	3200MT/s
CAS	22

Physical Characteristics
Weight	0.50
Condition	Refurbished

Miscellaneous
Eco Friendly	Yes
Compliance Standards	RoHS, CE, FCC
Assembly Required	Yes

Product Description
This Samsung memory module provides 32GB of DDR4 RAM designed to deliver reliable performance in a variety of computing systems. It is commonly used in servers, workstations, and high-performance desktops where error correction is crucial. Built for environments that require stable and consistent memory operation, it supports error-correcting code (ECC) to detect and correct internal data corruption. The module operates at a speed of 3200 MT/s and is configured as a 2Rx8 rank structure with a CAS latency of 22, providing a balance of speed and latency suitable for many professional workloads. Often found in IT infrastructures requiring dependable memory, this Samsung part is a solid choice for maintaining system stability. Key Features 32GB capacity supporting substantial memory workloads DDR4 technology with a 3200 MT/s data rate ECC functionality ensures data accuracy and system reliability Unbuffered DIMM suitable for standard server and workstation architectures 288-pin UDIMM format compatible with a wide range of platforms Samsung's memory modules are known for their consistent build quality and long-term reliability. This component helps maintain system integrity without compromising on speed, making it a dependable part of any memory configuration.

Use Cases
This memory module is typically deployed in enterprise IT environments, data centers, and professional workstations where uptime and data accuracy are essential. It's well suited for systems that handle virtualization, database operations, or compute-intensive tasks requiring stable memory performance. How It's Used: Installed in servers to maintain uptime through ECC error correction in data center environments Used in enterprise workstations running complex applications that demand reliable memory Deployed in virtualization hosts to support multiple virtual machines with consistent memory performance Configured within storage clusters that benefit from error-correcting memory to protect data integrity Added to engineering and scientific computing systems requiring large, dependable RAM capacity By supporting error detection and correction along with solid performance metrics, this module helps IT teams build stable and scalable memory infrastructures. It ensures operational continuity and supports demanding workloads without unexpected memory errors.