Name: M321RBGA0B40-CWKZH Samsung 256GB DDR5-4800MHz PC5-38400 ECC Registered RDIMM CL40 8Rx4 1.1V 288-Pin Memory Module
Brand: Samsung
SKU: M321RBGA0B40-CWKZH
Price: 9227.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Samsung 256GB DDR5-4800MHz PC5-38400 ECC Registered RDIMM is a high-capacity memory module intended for use in servers and professional workstations. It combines cutting-edge DDR5 speeds with error correction capabilities to ensure dependable performance in environments where data accuracy and uptime are crucial.

General Information
Brand	Samsung
Part Number	M321RBGA0B40-CWKZH

Technical Information
Memory Capacity	256GB
Memory Technology	DDR5
Module Type	RDIMM
RAM Standard	PC5-38400
Pin Count	288-Pin
Error Correction	ECC
Rank	8Rx4
Voltage	1.1V

Performance
Bus Speed	4800 MHz
Bandwidth	38400 MB/s
Native Speed	4800 MT/s
CAS	CL40

Physical Characteristics
Weight	0.50
Condition	Refurbished

Product Description
This Samsung 256GB DDR5-4800MHz memory module is built for servers and workstations needing large, reliable memory capacity. It fits into 288-pin slots and provides the correction of memory errors to maintain system stability during demanding workloads. Often found in data centers and enterprise environments, it supports applications that require consistent uptime and data accuracy. Key Features Utilizes DDR5 technology to deliver faster bandwidth compared to previous generations Registered DIMM design stabilizes memory signals for large-scale memory configurations Supports ECC to detect and correct common types of internal data corruption Operates at a standard CAS latency of 40 for balanced speed and reliability Designed with an 8Rx4 rank configuration to optimize performance in multi-rank setups Typically deployed in enterprise servers running critical applications, this module helps maintain smooth operation under heavy multi-tasking. Its robust error correction and efficient power usage make it a solid choice for IT professionals managing high-capacity memory requirements.

Use Cases
The Samsung 256GB DDR5-4800MHz PC5-38400 ECC Registered RDIMM is engineered for high-density server environments and mission-critical systems that demand robust error correction and high data throughput. It is ideally suited for IT professionals managing virtualized infrastructures, large-scale databases, and enterprise-grade applications requiring reliable memory performance under sustained loads. How It's Used: Deployed in data center rack servers to support virtualization workloads and maximize VM density. Integrated into enterprise storage arrays to ensure data integrity during heavy transactional operations. Used in high-performance computing clusters for scientific simulations requiring large memory pools with error correction. Implemented in financial services servers where low-latency access and fault tolerance are critical. Configured within cloud service provider infrastructure to maintain uptime and data accuracy across multi-tenant environments. This memory module facilitates operational efficiency by enabling systems to handle complex workloads at scale with minimized risk of data corruption. Its ECC capabilities and low voltage design help optimize power usage and maintain system stability in demanding server deployments.

M321RBGA0B40-CWKZH Samsung 256GB DDR5-4800MHz PC5-38400 ECC Registered RDIMM CL40 8Rx4 1.1V 288-Pin Memory Module

Product Overview

General Information

Technical Information

Performance

Physical Characteristics

Product Description

Use Cases