Name: M393AAK40B42-CWD6Y Samsung 128GB DDR4-2666 CL19 ECC RDIMM Memory
Brand: Samsung
SKU: M393AAK40B42-CWD6Y
Price: 1.00 USD
Availability: InStock
Rating: 4.8 (122 reviews)

Product Overview
The Samsung 128GB DDR4-2666 CL19 ECC RDIMM Memory is engineered to provide substantial memory capacity with error-correcting capabilities. It fits enterprise servers requiring DDR4 ECC Registered DIMMs and operates at a 2666 MHz speed with CAS latency of 19.

General Information
Brand	Samsung

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

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

Physical Characteristics
Package	FBGA
Weight	3.00
Condition	Refurbished

Miscellaneous
Eco Friendly	Yes
Compliance Standards	RoHS, CE, FCC
Assembly Required	No

Product Description
The Samsung M393AAK40B42-CWD6Y is a 128GB DDR4-2666 ECC Registered DIMM memory module designed for use in server and enterprise computing environments. It offers large capacity memory suitable for data-intensive workloads requiring error correction to maintain data integrity. This memory is typically employed in multi-processor servers and systems that support ECC Registered DIMMs. IT professionals and system administrators rely on modules like this for systems where memory reliability and uptime are critical. Key Features 128GB capacity to meet high memory demands DDR4 technology with 2666 MHz speed for balanced throughput ECC (Error-Correcting Code) support to detect and correct memory errors Registered DIMM architecture enhancing signal integrity and system stability CAS Latency 19 tuned for server workload environments This module plays a crucial role in maintaining system performance and data accuracy in enterprise servers. Its ECC and registered design suits environments where memory error mitigation and system uptime are priorities.

Use Cases
This Samsung memory module is commonly used in data centers and enterprise servers where large memory capacities and error correction are essential. It supports workloads involving databases, virtualization, and large-scale data processing. How It's Used: Installed in multi-processor servers needing ECC Registered DIMM support Used in virtualization hosts to allocate substantial memory to virtual machines Employed in database servers requiring memory capacity and integrity Utilized in high-availability systems demanding error correction for uptime Deployed in enterprise applications processing large datasets The module’s error-correcting and registered design help maintain system stability and accuracy, making it suitable for critical IT infrastructure environments.

FAQ's
What does ECC mean in this memory module? ECC stands for Error-Correcting Code, which detects and corrects common memory errors to improve system reliability, especially in server environments. Is this memory compatible with standard desktop systems? This module is a Registered DIMM designed for servers and is not compatible with typical desktop motherboards that use unbuffered DIMMs. What is the significance of CL19 latency? CL19 indicates the CAS latency timing of 19 clock cycles, which affects memory access speed and is tuned for server-grade performance. Can this module be used in non-ECC systems? No, this ECC Registered DIMM requires a motherboard and processor that support ECC Registered memory modules. What speed does this DDR4 memory operate at? This Samsung memory module operates at a DDR4 speed of 2666 MHz, suitable for balanced server workload performance. What types of servers support this module? Servers that support DDR4 ECC Registered DIMMs and require large memory capacities typically support this module, including many enterprise-class multi-processor systems.