M393A4K40BB0-CPB Samsung 32GB ECC DDR4 SDRAM 2133MT/s PC4-17000 RAM

Highlights of Samsung M393A4K40BB0-CPB 32GB DDR4 Memory

The Samsung M393A4K40BB0-CPB is a dependable 32GB DDR4 server RAM designed for enterprise-grade servers and professional workstations. With ECC Registered architecture and optimized speed, this module delivers consistent performance, improved stability, and long-term reliability for demanding workloads.

General Information

• Manufacturer: Samsung
• Part Number: M393A4K40BB0-CPB
• Product Type: Memory Module
• Sub Type: DDR4 PC4-17000

Technical Specifications

• Memory Technology: DDR4 SDRAM
• Module Setup: 1 x 32GB
• Operating Speed: 2133MT/s
• Memory Standard: DDR4-2133 / PC4-17000
• CAS Latency: CL15
• Rank Structure: Dual Rank
• Data Integrity: ECC (Error-Correcting Code)
• Signal Type: Registered (RDIMM)

Physical Characteristics

• Form Factor: 288-Pin RDIMM
• Shipping Height: 1.00 inch
• Shipping Depth: 6.75 inches
• Shipping Weight: 0.20 lb

Compatibility

Supported System Requirements

• DDR4-enabled server or workstation motherboard
• Support for ECC (Error-Correcting Code) memory
• Registered DIMM (RDIMM) compatibility
• 288-pin DDR4 memory slots
• 2133MT/s DDR4 memory support

Compatible Server Platforms

• Intel Xeon E5 v3 and v4 series processors
• Intel Xeon Scalable (1st and 2nd Gen) platforms
• AMD EPYC 7001 and 7002 series servers (RDIMM supported)

Compatible Server Brands

• Dell PowerEdge servers supporting DDR4 RDIMM
• HPE ProLiant Gen9 and Gen10 servers
• Lenovo ThinkSystem and System x servers
• Supermicro enterprise server motherboards
• Fujitsu and Cisco UCS server systems

Overview of Samsung M393A4K40BB0-CPB 2133MT/s PC4-17000

The Samsung M393A4K40BB0-CPB 32GB DDR4 2133MT/s ECC Registered SDRAM module belongs to a specialized enterprise memory category engineered to support stability-driven server and workstation platforms. This category is defined by its use of DDR4 Registered DIMM architecture, which introduces a register between the memory controller and the DRAM devices to improve signal integrity and scalability. Such memory is designed specifically for professional computing environments where sustained uptime, data accuracy, and predictable performance are mandatory requirements rather than optional enhancements.

DDR4 Evolution and Server-Oriented Enhancements

DDR4 technology introduced substantial improvements over earlier DDR3 generations, including reduced operating voltage, higher achievable densities, and improved power management. This category leverages those improvements while maintaining conservative speed and latency specifications suitable for long-term deployment. The DDR4 2133MT/s speed grade used by this memory category represents an early but highly stable DDR4 standard that remains relevant for a wide range of enterprise platforms.

Samsung Enterprise Memory Manufacturing and Quality Control

This memory category benefits from Samsung’s position as one of the world’s leading semiconductor manufacturers. Samsung designs and produces its own DRAM dies, assembles memory modules in controlled facilities, and applies extensive validation procedures before release. The category represented by the Samsung M393A4K40BB0-CPB is characterized by rigorous binning processes, thermal stress testing, and long-duration reliability verification. Enterprise memory modules within this category are manufactured to tighter tolerances than consumer-grade memory.

Component Selection and PCB Engineering

The printed circuit board design used in this memory category is optimized for signal routing accuracy and thermal dissipation. High-quality PCB materials and multilayer layouts help maintain signal integrity at the specified DDR4 2133MT/s speed, even when multiple modules are installed per channel. This attention to engineering detail allows the Samsung M393A4K40BB0-CPB to operate reliably in dense memory configurations. Component selection within this category prioritizes endurance and stability.

PC4-17000 Bandwidth Characteristics and Performance Balance

The PC4-17000 designation defines the theoretical maximum bandwidth of this DDR4 2133 memory category. At this bandwidth level, the memory delivers sufficient throughput for a wide range of enterprise workloads without introducing excessive power consumption or thermal output. This balance makes the category particularly attractive for servers that must operate within strict power and cooling envelopes. Rather than chasing peak bandwidth figures, this category focuses on maintaining consistent data transfer rates under sustained load.

Latency CL15 Timing Profile

CAS latency is a key performance parameter in memory design, influencing how quickly data can be accessed once a request is issued. The CL15 timing used by this memory category represents a carefully chosen balance that supports reliable operation across a wide temperature and voltage range. In enterprise environments, stable latency characteristics are often more valuable than aggressive timing profiles that may compromise reliability. The CL15 profile ensures that this DDR4 Registered ECC category maintains predictable response times, which is essential for workloads sensitive to latency variability. By adhering to standardized timings, the Samsung M393A4K40BB0-CPB supports consistent application performance across different system configurations.

ECC Technology and Memory Error Mitigation

Error Correcting Code functionality is a defining attribute of this memory category. ECC Registered DDR4 modules are designed to detect and correct single-bit errors in real time, as well as identify multi-bit errors that could compromise system stability. This capability is critical in professional computing environments where even minor data corruption can have significant consequences. The ECC mechanism integrated into this category operates transparently, without requiring software intervention or manual configuration.

Impact of ECC on System Reliability

Memory errors can occur due to electrical interference, cosmic radiation, or component aging. In non-ECC systems, such errors may go undetected, leading to silent data corruption. This memory category mitigates that risk by actively monitoring and correcting errors at the hardware level. The Samsung M393A4K40BB0-CPB exemplifies this category’s role in enhancing overall system reliability. By reducing the incidence of memory-related system crashes and data inconsistencies, ECC Registered memory supports higher service availability. This is particularly important in environments with strict uptime requirements and service-level agreements.

Registered DIMM Architecture and Scalability Advantages

The registered DIMM architecture used in this memory category introduces a register that buffers command and address signals. This design reduces the electrical load on the memory controller, enabling systems to support more DIMMs per channel and higher total memory capacities. The Samsung M393A4K40BB0-CPB leverages this architecture to deliver scalable memory solutions for enterprise platforms. Scalability is a key consideration in server design, and this category supports configurations ranging from modest deployments to large-scale memory-intensive systems. By maintaining signal integrity across populated channels, registered memory enables predictable scaling without compromising stability.

Multi-Socket Server

Multi-socket servers place additional demands on the memory subsystem due to increased channel counts and inter-CPU communication. This memory category is specifically designed to meet those demands, supporting balanced memory configurations across multiple processors. The Samsung M393A4K40BB0-CPB fits seamlessly into such environments, ensuring uniform performance across sockets. This compatibility makes the category suitable for enterprise applications that require large shared memory pools, such as virtualization clusters and in-memory databases.

32GB Module Density and Capacity Planning

The 32GB capacity offered by this memory category provides an effective balance between density and affordability. By utilizing high-density DRAM chips, this category allows system builders to achieve substantial total memory capacities with fewer modules. This approach simplifies system design and improves airflow within server chassis. Capacity planning is a critical aspect of enterprise infrastructure management, and this category supports flexible scaling strategies. Administrators can deploy initial configurations and expand memory capacity over time without replacing existing modules, provided platform limits are respected.

Cloud Infrastructure Use Cases

Virtualization platforms benefit significantly from the 32GB module size, as it allows for efficient allocation of memory resources to multiple virtual machines. This memory category supports high consolidation ratios while maintaining performance consistency. The Samsung M393A4K40BB0-CPB enables administrators to optimize memory utilization across diverse workloads. Private cloud environments also rely on predictable memory behavior to deliver consistent service quality. This category’s emphasis on stability and compatibility makes it well-suited for such deployments.

288-Pin RDIMM Physical Interface Platform

The 288-pin RDIMM form factor defines the physical interface for this memory category. Designed exclusively for server and workstation motherboards that support DDR4 Registered ECC memory, this interface ensures secure installation and reliable electrical connectivity. The Samsung M393A4K40BB0-CPB adheres to JEDEC-defined pin layouts and signaling standards. This category is incompatible with consumer desktop systems, reinforcing its focus on professional environments. Supported platforms include enterprise servers from major OEMs as well as custom-built systems using server-grade motherboards.

Validation Assurance

Memory modules within this category are often validated by system manufacturers to ensure compatibility with specific platforms. This validation process reduces deployment risk and simplifies support arrangements. The Samsung M393A4K40BB0-CPB belongs to a category that meets stringent OEM requirements, making it suitable for certified configurations. Compatibility assurance is especially important in enterprise environments where standardized hardware configurations are maintained across multiple systems.

Continuous Operation and Environmental Stability

Enterprise servers are often required to operate continuously under varying environmental conditions. This memory category is designed to maintain stable performance across a wide temperature range. Samsung’s enterprise validation processes ensure that the M393A4K40BB0-CPB can withstand prolonged operation without degradation. This stability supports long-term infrastructure investments and reduces the frequency of hardware replacements.

Application Domains and Enterprise Workload Alignment

The Samsung M393A4K40BB0-CPB memory category is aligned with a broad range of enterprise workloads, including database management systems, application servers, virtualization hosts, and analytics platforms. Its balanced performance characteristics make it suitable for mixed workloads that demand both reliability and efficiency. This category is also commonly used in legacy system upgrades, where compatibility with DDR4 2133 platforms is essential. By deploying this memory, organizations can extend the useful life of existing hardware while improving capacity and reliability.

Database, Analytics, and Middleware Performance

Databases benefit from ECC protection and stable latency, which reduce the risk of data corruption during intensive operations. Analytics platforms processing large datasets rely on consistent memory throughput to maintain performance predictability. This memory category supports these requirements effectively. Middleware and enterprise application servers also benefit from the reliability and scalability offered by this DDR4 Registered ECC category.

Long-Term Deployment Strategy

Enterprise memory categories are designed with long product lifecycles in mind. The Samsung M393A4K40BB0-CPB belongs to a category that emphasizes consistent specifications and long-term availability. This approach simplifies spare management and ensures uniform behavior across deployments over time. Lifecycle consistency is particularly important in regulated industries and large organizations where hardware standardization is a priority.

Predictable Behavior and Infrastructure Planning

Predictable memory behavior simplifies performance modeling and capacity planning. This category’s adherence to standardized specifications ensures that systems perform as expected, even as configurations evolve. The Samsung M393A4K40BB0-CPB supports informed decision-making in enterprise infrastructure planning. By delivering consistent performance characteristics, this DDR4 2133 ECC Registered memory category reinforces its role as a dependable foundation for enterprise computing environments.