Name: 840759-691 HPE 64GB DDR4 PC4-21300 2666MHz ECC Server Memory Module
Brand: HPE
SKU: 840759-691
Price: 299.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The HPE 64GB DDR4 PC4-21300 2666MHz ECC Memory Module provides a solid upgrade for servers needing larger memory capacity with error correction. It fits into HPE server platforms where stability and speed are essential. This module balances capacity, speed, and reliability to support demanding workloads without compromising system integrity.

General Information
Brand	HPE
Part Number	840759-691

Technical Information
Memory Capacity	64GB
Memory Technology	DDR4
Module Type	RDIMM
RAM Standard	PC4-21300
Pin Count	288-Pin
Error Correction	ECC
Rank	4
Voltage	1.2V

Performance
Bus Speed	2666MHz
Bandwidth	21300 MB/s
Native Speed	2666 MT/s
CAS	19

Physical Characteristics
Package	Single module (1 x 64GB)
Weight	0.50
Condition	Refurbished

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

Product Description
This 64GB DDR4 ECC memory module is designed to enhance server stability and speed. It operates at 2666MHz, providing a balance between performance and energy efficiency. Often found in enterprise servers, it helps maintain smooth operation during demanding workloads. Built for IT professionals managing data centers or business-critical applications, this memory module supports error correction, reducing the risk of system crashes caused by memory errors. It’s commonly used in HPE servers that require dependable and high-capacity memory. Key Features High-capacity 64GB module suitable for memory-intensive tasks Error-correcting code (ECC) reduces risk of data corruption 2666MHz speed ensures efficient processing of large datasets PC4-21300 standard guarantees compatibility with relevant HPE systems Designed to maintain server uptime in demanding environments In practice, this memory is deployed in data centers, virtualization hosts, and enterprise servers where uptime is critical. It helps deliver consistent performance during heavy multi-tasking and database operations. By reducing errors, it plays a vital role in maintaining system reliability for businesses.

Use Cases
The HPE 64GB DDR4 PC4-21300 2666MHz ECC Memory Module is designed for demanding server environments where data integrity and system uptime are critical. It is well-suited for enterprise IT infrastructures, virtualization hosts, and data-intensive applications requiring robust memory capacity and error correction. How It's Used: Supporting virtualization platforms in enterprise data centers to enhance workload density and stability. Deployments in high-performance computing clusters where memory reliability impacts processing accuracy. Storage server environments requiring large memory buffers to optimize read/write operations and cache efficiency. Edge computing nodes that require stable memory modules to handle fluctuating workloads with minimal downtime. Remote office servers that demand resilient memory to maintain continuous business operations without frequent maintenance. This memory module contributes to operational efficiency by minimizing memory-related errors and enabling scalable performance in complex IT ecosystems. Its ECC capabilities help maintain system stability, which is essential for mission-critical applications and sustained service availability.

840759-691 HPE 64GB DDR4 PC4-21300 2666MHz ECC Server Memory Module

Product Overview

General Information

Technical Information

Performance

Physical Characteristics

Miscellaneous

Product Description

Use Cases