M393A4K40BB0-CPB0 Samsung 32GB DDR4 SDRAM 2133MHZ PC4-17000 Memory

Highlights of Samsung M393A4K40BB0-CPB0 32GB DDR4 Memory

The Samsung M393A4K40BB0-CPB0 is a high-performance 32GB DDR4 RDIMM memory module designed for enterprise servers and professional workstations. Featuring ECC error correction, registered signal processing, and a dual-rank architecture, this module delivers reliable performance, improved stability, and consistent data integrity for mission-critical systems.

General Information

• Manufacturer: Samsung
• Part Number: M393A4K40BB0-CPB0
• Product Type: Server Memory Module
• Sub Type: DDR4 2133MT/s PC4-17000

Technical Specifications

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

Compatibility Requirements

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

Supported Processor Platforms

• Intel Xeon E5-2600 v3 and v4 series processors
• Intel Xeon Scalable processors (1st and 2nd Generation)
• AMD EPYC 7001 and 7002 series platforms with RDIMM support

Compatible Server & Workstation Brands

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

Overview of Samsung M393A4K40BB0-CPB0 PC4-17000 Memory

The Samsung M393A4K40BB0-CPB0 32GB DDR4 2133MT/s PC4-17000 CL15 ECC Registered Dual Rank SDRAM 288-Pin RDIMM Memory belongs to a specialized enterprise memory category engineered for reliability-focused server and workstation platforms. This category is defined by the integration of DDR4 Registered DIMM architecture, dual rank memory organization, and ECC data protection, all of which are essential for professional computing environments that demand continuous uptime and data accuracy. Memory modules within this category are optimized for predictable performance, electrical stability, and broad platform compatibility rather than consumer-oriented peak frequency gains.

DDR4 Server Memory Evolution and Enterprise Alignment

DDR4 technology represents a significant advancement in server memory design, introducing lower operating voltage, increased module density, and improved signaling efficiency. This category leverages these advantages while maintaining strict adherence to JEDEC standards to ensure interoperability across enterprise platforms. The DDR4 2133MT/s speed tier remains a foundational standard for many server architectures, particularly those optimized for stability and long-term deployment. Enterprise DDR4 memory categories prioritize consistency over rapid iteration, enabling organizations to standardize hardware configurations across data centers.

Samsung Enterprise Memory Manufacturing and Validation

This memory category benefits from Samsung’s vertically integrated semiconductor manufacturing ecosystem. Samsung designs its own DRAM dies, fabricates them in advanced facilities, and assembles complete RDIMM modules under stringent quality control protocols. The category represented by the Samsung M393A4K40BB0-CPB0 is subjected to extensive electrical, thermal, and endurance testing to ensure suitability for continuous enterprise operation. Enterprise validation procedures include stress testing across temperature ranges, signal integrity analysis in multi-DIMM configurations, and long-duration operational verification.

Component Quality and PCB Design Integrity

The printed circuit board architecture used in this category is engineered for precise signal routing and effective heat dissipation. Multi-layer PCB designs support clean electrical pathways at DDR4 2133MT/s speeds, even when memory channels are fully populated. This attention to PCB engineering allows the Samsung M393A4K40BB0-CPB0 to operate reliably in dense server configurations. High-quality passive components are selected to withstand prolonged exposure to elevated operating temperatures common in rack-mounted systems. This reinforces the category’s emphasis on durability and long-term stability.

PC4-17000 Bandwidth and DDR4 2133MT/s Performance

The PC4-17000 designation defines the theoretical bandwidth capability of this memory category, delivering efficient data transfer rates suitable for enterprise workloads. At 2133MT/s, this category provides a balanced throughput profile that supports multi-core processors without introducing excessive power consumption or thermal load. Rather than targeting peak synthetic benchmarks, this category focuses on sustaining consistent bandwidth under real-world workloads. Applications such as virtualization, enterprise middleware, and transactional databases benefit from this predictable performance behavior. The Samsung M393A4K40BB0-CPB0 demonstrates how PC4-17000 memory can support demanding environments while maintaining operational efficiency.

CL15 Latency Profile and Timing Stability

CAS latency is a critical metric in server memory design, influencing application responsiveness and transaction consistency. The CL15 timing profile used in this category reflects a conservative approach optimized for reliability across varying operating conditions. This ensures stable latency behavior even as system load fluctuates. Standardized timing parameters simplify system validation and reduce compatibility risks. The Samsung M393A4K40BB0-CPB0 adheres to JEDEC-defined timing specifications, enabling predictable performance across supported platforms.

ECC Data Protection Architecture

Error Correcting Code functionality is fundamental to this memory category. ECC Registered DDR4 modules continuously monitor data integrity, detecting and correcting single-bit errors while flagging multi-bit anomalies. This hardware-level protection is essential for enterprise environments where undetected memory errors could lead to data corruption or system instability. The ECC mechanism operates transparently, ensuring that applications and operating systems benefit from enhanced reliability without performance overhead. This makes the category particularly suitable for financial systems, scientific simulations, healthcare platforms, and large-scale databases.

System Reliability Benefits of ECC Memory

Memory errors can arise from environmental factors, electrical noise, or component aging. In non-ECC systems, such errors may go unnoticed, compromising data integrity. This category mitigates that risk by implementing continuous error correction at the hardware level. The Samsung M393A4K40BB0-CPB0 exemplifies how ECC memory contributes to higher system availability and reduced risk of silent data corruption. By minimizing memory-related crashes and inconsistencies, ECC Registered memory supports enterprise service-level objectives and compliance requirements.

Registered DIMM Architecture

The registered DIMM design employed in this category places a register between the memory controller and the DRAM devices, buffering command and address signals. This architecture significantly reduces electrical load on the memory controller, enabling support for more DIMMs per channel and higher overall memory capacity. The Samsung M393A4K40BB0-CPB0 leverages this registered architecture to maintain signal integrity across populated memory channels. This is particularly important in multi-socket servers and high-density memory configurations.

Scalability in Multi-CPU Server Platforms

Multi-socket server systems introduce additional complexity to memory subsystem design due to increased channel counts and inter-processor communication. This memory category is engineered to operate reliably in such environments, supporting balanced memory distribution across CPUs. Scalable memory configurations are essential for enterprise workloads such as virtualization clusters and in-memory analytics platforms. This category ensures that performance remains consistent as memory capacity scales.

Dual Rank Memory Organization and Performance

Dual rank memory architecture is a defining feature of this category. By organizing DRAM chips into two ranks, the memory module can interleave access operations, improving utilization of the memory bus. This design enhances effective bandwidth and responsiveness under certain workload patterns. The Samsung M393A4K40BB0-CPB0 uses dual rank organization to balance density and performance, making it well-suited for enterprise workloads that involve concurrent memory access. This architecture complements the registered DIMM design by improving overall efficiency without compromising stability.

Workload Behavior and Rank Interleaving

Rank interleaving allows the memory controller to alternate access between ranks, reducing idle cycles and improving throughput consistency. This is particularly beneficial for multi-threaded server workloads where memory access patterns are complex. This category’s dual rank design supports improved memory utilization in virtualization and database environments, contributing to smoother performance under load.

32GB Module Density and Enterprise Capacity Planning

The 32GB capacity offered by this memory category represents an optimal balance between density, cost, and scalability. High-density DRAM integration allows systems to achieve substantial total memory capacity with fewer installed modules, improving airflow and simplifying system layout. Capacity planning in enterprise environments often involves incremental expansion. This category supports such strategies by allowing administrators to add additional 32GB modules as workload demands increase, without replacing existing memory.

Private Cloud Deployments

Virtualization platforms benefit significantly from the 32GB module size, as it enables efficient allocation of memory resources to multiple virtual machines. This category supports high consolidation ratios while maintaining predictable performance characteristics. Private cloud infrastructure also relies on consistent memory behavior to deliver reliable service quality. The Samsung M393A4K40BB0-CPB0 supports these environments by providing stable, enterprise-grade memory performance.

288-Pin RDIMM Form Factor and Platform

The 288-pin RDIMM form factor defines the physical and electrical interface for this memory category. Designed exclusively for server and workstation motherboards that support DDR4 Registered ECC memory, this form factor ensures secure installation and precise signal alignment. The Samsung M393A4K40BB0-CPB0 complies fully with JEDEC-defined pin configurations and electrical specifications. This ensures compatibility with a wide range of enterprise platforms from major OEMs and motherboard manufacturers.

Certification and System Integration

Enterprise memory categories often undergo validation by system manufacturers to ensure compatibility and performance consistency. This validation simplifies deployment and reduces the risk of unsupported configurations. The Samsung M393A4K40BB0-CPB0 belongs to a category that meets stringent OEM certification requirements. Certified memory configurations are essential for maintaining vendor support agreements and ensuring reliable system operation.

Thermal Control and Continuous Operation

DDR4 memory operates at a lower voltage than previous generations, and this category leverages that efficiency to reduce power consumption. Operating at 1.2 volts, the Samsung M393A4K40BB0-CPB0 contributes to improved energy efficiency in data center environments. Lower power consumption reduces heat output, easing thermal management challenges in dense server deployments. This category supports sustained operation under continuous load without thermal throttling.

Environmental Stability and Long-Term Reliability

Enterprise servers are designed for continuous operation across varying environmental conditions. This memory category is validated to maintain stable performance across a broad temperature range. Samsung’s enterprise testing ensures that the M393A4K40BB0-CPB0 remains reliable over extended operational periods. This stability supports long-term infrastructure planning and reduces the total cost of ownership by minimizing hardware replacement cycles.

Enterprise Workload Alignment and Application Scenarios

The Samsung M393A4K40BB0-CPB0 memory category aligns with a wide array of enterprise workloads, including database management systems, application servers, analytics platforms, and virtualization hosts. Its balanced performance and reliability characteristics make it suitable for mixed-use environments. This category is also commonly deployed in legacy system upgrades, where compatibility with DDR4 2133 platforms is required. By using this memory, organizations can extend the useful life of existing hardware while enhancing capacity and reliability.

Database, Analytics, and Middleware Reliability

Databases benefit from ECC protection and stable latency, reducing the risk of data corruption during intensive operations. Analytics workloads rely on consistent memory throughput to maintain predictable processing times. This category supports these requirements effectively. Middleware and enterprise application servers also benefit from the stability and scalability offered by this DDR4 Registered Dual Rank ECC memory category.

Availability and Infrastructure Standardization

Enterprise memory categories are designed with extended lifecycles in mind. The Samsung M393A4K40BB0-CPB0 belongs to a category that emphasizes long-term availability and consistent specifications. This supports infrastructure standardization across large deployments. Consistent memory specifications simplify spare inventory management and ensure uniform performance across systems deployed at different times.

Predictable Performance and Strategic Planning

Predictable memory behavior enables accurate performance modeling and capacity forecasting. This category’s adherence to standardized DDR4 2133 ECC Registered specifications ensures reliable system behavior as configurations evolve. By delivering consistent, enterprise-grade performance characteristics, this memory category serves as a dependable foundation for long-term server and data center infrastructure strategies.