Name: 41Y2851 IBM 4GB DDR2-667MHz PC2-5300 ECC Registered RDIMM CL5 2Rx4 1.8V 240-Pin Memory Module
Brand: IBM
SKU: 41Y2851
Price: 67.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The IBM 4GB DDR2-667MHz PC2-5300 ECC Registered RDIMM provides error-correcting memory designed for servers and systems that prioritize data reliability. It fits into 240-pin slots and works well in environments where consistent performance and error detection are needed to support business-critical tasks.

General Information
Brand	IBM
Part Number	41Y2851
Alternate Part Number	41Y2851-12-CT

Technical Information
Memory Capacity	4GB
Memory Technology	DDR2
Module Type	RDIMM
RAM Standard	PC2-5300
Pin Count	240-Pin
Error Correction	ECC
Rank	2Rx4
Voltage	1.8V

Performance
Bus Speed	667MHz
Bandwidth	5300 MB/s
Native Speed	667MHz
CAS	CL5

Physical Characteristics
Weight	0.50
Condition	Refurbished

Product Description
This 4GB DDR2 memory module is built for servers and workstations that need reliable, error-checked memory performance. It is commonly used in IBM systems where ECC Registered DIMMs help maintain data integrity during demanding operations. IT professionals and system administrators often rely on this type of memory to support stable multitasking and server workloads. Key Features ECC technology detects and corrects memory errors for improved system stability DDR2-667MHz speed balances performance and compatibility with legacy systems Registered DIMM design reduces electrical load for better signal integrity on server motherboards Low voltage operation at 1.8V helps reduce power consumption 240-pin configuration ensures straightforward installation into supported IBM server slots This memory module is typically found in enterprise servers running critical applications where uptime is essential. It plays a key role in preventing data corruption and maintaining steady system operation over long periods, especially under heavy workloads.

Use Cases
The IBM 4GB DDR2-667MHz PC2-5300 ECC Registered RDIMM is typically deployed in server environments where data integrity and system stability are critical. It benefits IT professionals managing enterprise-grade servers that require reliable memory modules to maintain uptime and handle sustained workloads without errors. How It's Used: Installed in data center rack servers running virtualization platforms to support multiple virtual machines with consistent memory performance. Used in enterprise storage clusters to ensure error-correcting memory safeguards data during intensive read/write operations. Deployed in financial services servers where transaction accuracy and fault tolerance are mandatory. Integrated into database servers handling large datasets requiring stable and scalable memory capacity. Employed in telecommunications infrastructure systems to maintain continuous operation under heavy network load. This memory module supports operational efficiency by reducing the risk of data corruption and system crashes in mission-critical environments. Its ECC Registered design facilitates scalability and reliable performance essential for demanding server workloads.

41Y2851 IBM 4GB DDR2-667MHz PC2-5300 ECC Registered RDIMM CL5 2Rx4 1.8V 240-Pin Memory Module

Product Overview

General Information

Technical Information

Performance

Physical Characteristics

Product Description

Use Cases