Name: M393A2K40CB2-CTD6Q Samsung 16GB DDR4 2666MT/s RDIMM ECC CL19 Memory Module
Brand: Samsung
SKU: M393A2K40CB2-CTD6Q
Price: 124.00 USD
Availability: InStock
Rating: 4.8 (119 reviews)

Product Overview
The Samsung 16GB DDR4 2666MT/s RDIMM ECC memory module provides dependable system memory with built-in error correction and registered DIMM design. It fits into server and workstation setups needing stable performance and data integrity, particularly where error correction and multi-module configurations are essential.

General Information
Brand	Samsung
Part Number	M393A2K40CB2-CTD6Q

Technical Information
Memory Capacity	16GB
Memory Technology	DDR4
Module Type	RDIMM
RAM Standard	PC4-21300
Pin Count	288-Pin
Error Correction	ECC (Registered)
Rank	2Rx8
Voltage	1.2V

Performance
Bus Speed	2666 MT/s
Bandwidth	21300 MB/s
Native Speed	2666 MT/s
CAS	CL19

Physical Characteristics
Weight	0.50
Condition	Refurbished

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

Product Description
This Samsung 16GB DDR4 2666MT/s RDIMM ECC memory module is built for reliable server and workstation environments where stability and speed matter. It’s commonly used in data centers and enterprise servers to support demanding applications and multitasking workloads. Often found in systems requiring error correction, this module helps prevent data corruption and system crashes, making it a solid choice for IT professionals and system builders focused on uptime and performance. Key Features High-speed 2666MT/s data rate enhances system responsiveness ECC technology detects and corrects memory errors automatically CL19 latency balances speed and reliability in memory access Registered DIMM design stabilizes memory signals in multi-module setups Compatible with a wide range of server platforms and chipsets This memory module is typically deployed in rack-mounted servers, workstations, and enterprise-grade computing systems. Its error-correcting capabilities help maintain data accuracy, which is critical in financial, scientific, and virtualization workloads. By integrating this module, users gain a dependable memory upgrade that reduces downtime and supports continuous operation in environments where every second counts.

Use Cases
The Samsung 16GB DDR4 2666MT/s RDIMM ECC memory module is optimized for environments where data integrity and system stability are critical. It is especially suited for IT professionals managing enterprise servers, virtualization hosts, and data-intensive applications requiring error correction and reliable memory performance. How It's Used: Deployed in data centers to support high-density rack servers running virtualization workloads with multiple VMs. Integrated into enterprise storage clusters to maintain data accuracy and uptime during large-scale database operations. Used by cloud service providers for consistent memory performance across multi-node compute clusters. Implemented in financial services IT infrastructure to minimize system errors in real-time transaction processing. Applied in remote office/server room setups where stable and scalable server memory is required for business-critical applications. This memory module contributes to operational efficiency by reducing error-related downtime and enhancing system reliability. Its registered and ECC features facilitate scalability in multi-module configurations, supporting growing workload demands in demanding IT environments.