MEM-DR516MB-ER48 Supermicro 16GB DDR5-4800MHz Ecc Registered SDRAM

Highlights of Supermicro MEM-DR516MB-ER48 16GB DDR5 Ram

The Supermicro MEM-DR516MB-ER48 is a premium-quality DDR5 server RAM module designed for enterprise servers, data centers, and high-performance computing environments. With faster bandwidth, enhanced reliability, and improved power efficiency, this memory module supports demanding workloads with consistent stability.

General Information

• Manufacturer: Supermicro
• Part Number: MEM-DR516MB-ER48
• Product Type: Server Memory Module
• Sub Type: DDR5 PC5-38400 4800MHz

Technical Specifications

• Total Capacity: 16GB
• Memory Rank: 1Rx8
• Memory Speed: 4800MHz
• Standard: DDR5-4800 / PC5-38400
• Latency: CL40
• Error Detection and Correction: ECC Supported
• Memory Type: Registered (RDIMM)
• Operating Voltage: 1.1V
• Form Factor: 288-Pin DIMM
• Optimized for Enterprise and Data Center Servers

Compatibility

Supported Server Platforms

• Supermicro DDR5-based server motherboards
• Enterprise and data center servers with DDR5 RDIMM support
• Rackmount and tower servers requiring ECC Registered memory

Processor Compatibility

This DDR5 RDIMM module is compatible with server CPUs that support DDR5 ECC Registered memory technology.

• Intel Xeon Scalable processors (DDR5 supported generations)
• AMD EPYC 9004 Series (Genoa & Genoa-X)

Memory Slot Requirements

• 288-Pin DDR5 DIMM slots
• Supports RDIMM (Registered DIMM) only
• Not compatible with desktop or non-ECC systems

Overview of Supermicro MEM-DR516MB-ER48 PC5-38400 ECC

The Supermicro MEM-DR516MB-ER48 16GB DDR5 4800MHz server memory module belongs to the enterprise-class DDR5 ECC Registered DIMM category, specifically engineered for professional server and data center environments where performance consistency, data integrity, and long-term reliability are essential. This category of server memory is designed to operate under sustained load conditions, supporting mission-critical applications that demand uninterrupted availability and predictable behavior. Unlike consumer-grade memory, this category prioritizes electrical stability, compatibility with server chipsets, and compliance with industry standards required by enterprise IT infrastructures.

Positioning Within the DDR5 Server Memory Segment

DDR5 server memory occupies a strategic position between legacy DDR4 solutions and future high-capacity memory technologies. This segment focuses on delivering immediate performance gains while maintaining compatibility with current-generation server platforms. The MEM-DR516MB-ER48 operates at 4800MHz, aligning with the baseline frequency supported by many enterprise DDR5-capable processors. This makes it an ideal choice for organizations transitioning from DDR4 systems to DDR5-based architectures without introducing excessive configuration complexity.

Registered DIMM Architecture for Scalability

Registered DIMMs form a distinct subcategory within server memory due to their ability to support higher memory densities and more stable signal transmission. The inclusion of a register, or buffer, between the memory controller and the DRAM chips reduces electrical load and improves signal integrity. This architecture allows servers to populate more memory modules per channel without encountering instability, which is particularly important in multi-socket server configurations. The Supermicro MEM-DR516MB-ER48 leverages this registered design to ensure consistent performance across large memory configurations. This makes it suitable for enterprise servers that require extensive memory expansion over time, allowing IT teams to scale capacity as workloads grow without replacing existing modules.

ECC Integration as a Category Standard

Error-Correcting Code functionality is a defining characteristic of enterprise server memory categories. ECC continuously monitors memory operations, detecting and correcting single-bit errors before they impact system operation. This capability is critical in environments where data accuracy and uptime are paramount. The MEM-DR516MB-ER48 integrates ECC at the hardware level, ensuring that error detection and correction occur transparently without impacting application performance. In large-scale deployments, even minor memory errors can accumulate and lead to system crashes or data corruption.

DDR5 Architecture Enhancements Characteristics

The DDR5 architecture introduces fundamental changes that redefine how server memory operates. One of the most significant enhancements is the dual 32-bit subchannel design per DIMM. This structure allows more efficient memory access by enabling parallel operations within a single module. For server workloads that involve multiple simultaneous threads, this architectural improvement reduces latency and improves overall throughput. The MEM-DR516MB-ER48 capitalizes on these DDR5 enhancements by delivering consistent performance across a wide range of workloads. Its 4800MHz operating frequency ensures that data can be transferred quickly between the memory and CPU, minimizing bottlenecks that can limit application scalability.

Latency CL40 Timing

While raw frequency is a key performance metric, memory latency plays an equally important role in determining real-world performance. The CL40 latency of this module reflects the balance between speed and stability required in enterprise environments. DDR5 memory operates at higher frequencies than DDR4, and latency values are optimized accordingly to ensure reliable operation under sustained load. In practical terms, the CL40 timing ensures predictable memory access patterns, which is essential for applications that require consistent response times. Database engines, virtualization platforms, and transactional systems benefit from this predictability, as it reduces performance variability and enhances user experience.

PC5-38400 Bandwidth Utilization in Server Workloads

The PC5-38400 bandwidth classification highlights the module’s ability to support data-intensive operations. High bandwidth is particularly important in environments where large volumes of data must be processed simultaneously. Analytics platforms, in-memory databases, and machine learning workloads all benefit from increased memory bandwidth, as it allows data to be accessed and processed more quickly. In multi-threaded server applications, bandwidth limitations can become a critical bottleneck. By providing ample bandwidth, the MEM-DR516MB-ER48 enables CPUs to maintain high utilization levels without stalling due to memory access delays. This results in improved overall system efficiency and better return on hardware investment.

Impact of 1Rx8 Memory Organization

The 1Rx8 configuration of this memory module refers to a single rank of x8 DRAM chips. This organization is commonly used in enterprise server memory due to its balance of performance, compatibility, and power efficiency. Single-rank modules often provide lower access latency and improved efficiency in certain configurations, particularly when multiple DIMMs are installed per channel. This configuration also enhances compatibility with a wide range of server platforms, ensuring that the module can be deployed across different systems without encountering configuration limitations. For system integrators and IT administrators, this versatility simplifies deployment and reduces the need for extensive validation testing.

On-DIMM DDR5

DDR5 introduces on-DIMM power management, shifting voltage regulation from the motherboard to the memory module itself. This design allows more precise control over power delivery, improving efficiency and reducing electrical noise. The MEM-DR516MB-ER48 benefits from this architecture by maintaining stable voltage levels even during peak load conditions. For enterprise servers, stable power delivery is essential to prevent transient errors and ensure consistent performance. On-DIMM power management also simplifies motherboard design and improves overall system reliability, further reinforcing the suitability of this memory category for professional environments.

Thermal Stability Under Continuous Load

Server memory modules are expected to operate continuously, often at high utilization levels. The MEM-DR516MB-ER48 is designed to maintain thermal stability under such conditions, thanks to high-quality PCB materials and carefully selected DRAM components. These design choices ensure that the module can dissipate heat effectively without requiring excessive cooling solutions. Thermal stability directly influences system uptime and reliability. By minimizing thermal stress, this memory module reduces the risk of premature component failure and helps maintain consistent performance over its operational lifespan.

Standards Compliance, and Platform Integration

Standards compliance is a fundamental requirement for enterprise server memory. The Supermicro MEM-DR516MB-ER48 adheres to JEDEC specifications, ensuring consistent behavior across compatible platforms. JEDEC compliance guarantees standardized timing, voltage, and signaling characteristics, which are essential for interoperability in heterogeneous server environments. The 288-pin DIMM form factor is the standard for DDR5 server memory, enabling seamless integration into compatible server motherboards. This physical compatibility simplifies installation and maintenance, allowing IT teams to deploy and replace memory modules efficiently.

Integration with Supermicro Server Platforms

As a Supermicro-branded memory module, the MEM-DR516MB-ER48 is validated on Supermicro server platforms to ensure optimal compatibility and performance. This validation process includes extensive testing under real-world workload conditions, reducing the risk of deployment issues and ensuring stable operation. When used within Supermicro systems, this memory module benefits from optimized BIOS settings and firmware support designed to maximize DDR5 performance. This integration streamlines deployment and allows system administrators to leverage advanced memory features with minimal configuration effort.

Modern Server CPUs

Modern server processors are designed to take advantage of DDR5 memory’s increased bandwidth and efficiency. The MEM-DR516MB-ER48 aligns with these designs, enabling CPUs to operate at their full potential. High core-count processors, in particular, benefit from faster memory access, as it allows them to handle parallel workloads more effectively. This compatibility ensures that the memory module can be deployed in a wide range of server configurations, from single-socket systems to complex multi-socket architectures.

Deployment Flexibility Across Enterprise Environments

The versatility of this memory module makes it suitable for a variety of enterprise environments, including on-premises data centers, private clouds, and hybrid infrastructures. Its standardized design and broad compatibility reduce the complexity of managing memory across different systems, simplifying inventory management and upgrade planning. This flexibility is particularly valuable for organizations that operate diverse server fleets and require consistent performance across multiple platforms.

Enterprise Workload Use Case Alignment

The Supermicro MEM-DR516MB-ER48 is optimized for a wide range of enterprise workloads. Virtualization platforms benefit from its reliable performance and ECC protection, allowing multiple virtual machines to operate concurrently without memory-related issues. Increased bandwidth and efficient memory access improve virtual machine density and responsiveness. Database servers rely heavily on memory performance to manage caching, indexing, and transaction processing. The MEM-DR516MB-ER48 supports these requirements by providing fast, stable memory access while maintaining data integrity through ECC. This makes it suitable for relational databases, NoSQL platforms, and in-memory data stores.

Analytics and Data-Intensive Applications

Analytics and artificial intelligence workloads often involve processing large datasets in memory. High memory bandwidth and efficient access patterns are essential for these applications to perform effectively. The PC5-38400 bandwidth and DDR5 architecture of this module enable faster data processing, reducing analysis times and improving overall system throughput. In AI and machine learning environments, memory performance can directly influence training and inference speeds. By providing reliable, high-speed memory access, the MEM-DR516MB-ER48 supports these advanced workloads in enterprise server environments.

High-Availability and Mission-Critical Systems

High-availability systems require components that can operate reliably under continuous load. The ECC registered design of this memory module minimizes the risk of memory-related failures, supporting the stringent uptime requirements of mission-critical applications. This reliability is essential for industries such as finance, healthcare, telecommunications, and government. In clustered and failover configurations, consistent memory performance across nodes ensures predictable behavior during failover events, enhancing overall system resilience.

Scalability for Growing Infrastructure Demands

As enterprise workloads evolve, memory requirements often increase. The MEM-DR516MB-ER48 supports scalable memory configurations, allowing organizations to expand capacity incrementally. Its compatibility with modern DDR5 platforms ensures that it remains relevant as infrastructure evolves, protecting investment value over time. This scalability makes the module a practical choice for organizations planning long-term infrastructure growth.

Quality Assurance and Reliability

Supermicro’s reputation for quality and reliability is reflected in the MEM-DR516MB-ER48. Each module undergoes rigorous testing to ensure consistent performance and compatibility with supported platforms. This quality assurance process reduces the risk of deployment issues and enhances confidence in long-term operation. High-quality DRAM components and advanced manufacturing processes contribute to the module’s durability. This focus on quality ensures that the memory can withstand the demands of continuous enterprise use.

Stability and Enterprise Support Considerations

Enterprise memory solutions are expected to remain available and supported throughout the lifecycle of server platforms. The MEM-DR516MB-ER48 aligns with this expectation by adhering to standardized designs and specifications that ensure long-term availability and compatibility. This lifecycle stability simplifies maintenance and replacement planning, allowing organizations to manage infrastructure more effectively.

Return on Investment in Enterprise Memory Deployment

While DDR5 memory represents a higher initial investment compared to older technologies, the performance and efficiency gains can deliver significant long-term value. Reduced power consumption, improved performance, and enhanced reliability contribute to a lower total cost of ownership. The MEM-DR516MB-ER48 offers a balanced approach to investment, providing enterprise-grade capabilities without excessive complexity.

Strategic Role in Future-Ready Server Architectures

As software continues to demand more from hardware, memory performance and reliability will remain critical factors. The Supermicro MEM-DR516MB-ER48 plays a strategic role in future-ready server architectures by delivering DDR5 performance, ECC protection, and registered stability in a single module. This combination ensures that enterprise servers can meet current and future workload demands with confidence and efficiency.