KSM56R46BS4PMI-32HAI Kingston 32GB DDR5 5600MHz PC5-44800 Single Rank X4 ECC Memory

High-Performance Registered ECC Server RAM

Explore unmatched speed and dependability with the KINGSTON KSM56R46BS4PMI-32HAI, a cutting-edge 32GB DDR5-5600 memory module engineered for enterprise-grade servers and data systems.

Product Highlights

• Model: KSM56R46BS4PMI-32HAI
• Memory Size: 32GB
• Memory Format: RDIMM (Registered DIMM)
• ECC Support: Yes, Error Correction Enabled
• Speed Rating: DDR5-5600 (PC5-44800)
• CAS Latency: CL46
• Chipset: Hynix A with Renesas/IDT

Advanced Technical Composition

Designed to meet demanding data center requirements, this memory solution delivers:

• Single Rank x4 layout (1Rx4)
• Voltage Optimization at 1.1V
• 20x 4G x 4-bit FBGA DRAM chips
• JEDEC latency standard: 46-45-45
• On-die ECC and dual independent I/O subchannels (x80 ECC)
• Power Supply Interface: VDD 1.1V, VDDQ 1.1V, VPP 1.8V, VDDSPD 1.8V–2.0V

Compatibility & Compliance

This RAM module integrates effortlessly with high-capacity server platforms and supports the latest server chipsets while meeting modern compliance regulations:

• RoHS Compliant
• Halogen-Free Design
• Integrated I3C/I2C Sideband Access
• Post-package Repair: Hardware & Software Supported

Thermal and Electrical Performance Metrics

Tested for extreme workloads, the memory module sustains consistent performance across varying temperatures and power conditions:

• Operating Temperature: 0°C to 95°C
• Storage Range: -55°C to 100°C
• Minimum Row Cycle Time (tRCmin): 48ns
• Minimum Refresh Cycle (tRFCmin): 295ns
• Minimum Row Active Time (tRASmin): 32ns
• Minimum Row Precharge Time (tRPmin): 16ns
• UL Certified Flame Rating: 94V-0

The DDR5 ECC RDIMM Memory

• Enhances system stability with advanced error detection and correction
• Improves multi-threaded server performance
• Future-ready memory architecture for next-gen enterprise applications
• Lower power draw per module for energy-efficient infrastructure

Ideal Use Cases

• Enterprise-class servers
• Virtualization environments
• High-performance computing (HPC)
• Database management systems
• Real-time analytics and AI inference platforms

Kingston KSM56R46BS4PMI-32HAI DDR5 5600MHz Registered ECC Memory Overview

The Kingston KSM56R46BS4PMI-32HAI is a high-performance 32GB DDR5 5600MHz PC5-44800 ECC Registered (RDIMM) memory module designed to meet the rigorous demands of data centers, enterprise servers, and high-end workstation environments. Offering blazing speeds and dependable performance, this memory kit delivers both enhanced bandwidth and improved power efficiency, making it an ideal upgrade for businesses and professionals seeking scalable memory solutions.

DDR5 Technology and Speed Enhancement

As part of the latest generation of memory, the DDR5 specification brings significant improvements over DDR4. With an effective data rate of 5600MHz, the KSM56R46BS4PMI-32HAI memory module supports faster access and lower latency, dramatically increasing throughput for workloads such as virtualization, large databases, real-time analytics, and high-performance computing (HPC) tasks.

Benefits of DDR5 Over DDR4 Memory

• Higher base frequencies and potential scalability up to 8400MHz and beyond
• On-die ECC (Error Correction Code) for enhanced data integrity
• Double the banks and burst length compared to DDR4
• Reduced power consumption through improved voltage regulation

ECC Registered (RDIMM) for Critical Applications

The Kingston KSM56R46BS4PMI-32HAI 32GB module is equipped with ECC (Error Correction Code) and utilizes a Registered (buffered) configuration. This ensures a higher level of stability and reliability by detecting and correcting single-bit memory errors, which is essential for mission-critical applications and server-grade deployments. ECC RDIMMs are typically used in environments where uninterrupted uptime and data accuracy are paramount.

The ECC Registered DIMMs

ECC Registered DIMMs are a preferred choice in server systems due to their ability to:

• Prevent data corruption and system crashes caused by memory errors
• Support higher memory density and increased scalability
• Improve overall system stability in multi-processor server architectures
• Maintain system integrity in long-running operations and virtualized workloads

Compatibility and Server Integration

The Kingston KSM56R46BS4PMI-32HAI module is fully compatible with a broad range of server and workstation motherboards that support DDR5 Registered ECC memory. It has been validated with Intel Xeon and AMD EPYC server platforms, ensuring seamless integration and stability in high-demand server environments. Additionally, it supports Intel XMP 3.0 profiles, offering optimized performance tuning.

Ideal Use Cases and Workloads

This memory module is perfect for:

• Enterprise server applications including databases, ERP systems, and financial modeling
• Virtualized environments such as VMware ESXi, Microsoft Hyper-V, and Citrix XenServer
• Cloud hosting platforms and managed service providers (MSPs)
• Scientific computing and engineering simulations
• AI, machine learning, and large-scale data analytics

Power Efficiency

Kingston's DDR5 modules feature onboard Power Management ICs (PMICs) which decentralize power management to the module level. This shift not only reduces motherboard complexity but allows for more precise power delivery and better thermal control. Combined with reduced operating voltage (1.1V vs 1.2V for DDR4), the module contributes to overall energy efficiency in data center deployments.

Improved Heat Dissipation and Durability

Each KSM56R46BS4PMI-32HAI module is built with high-quality heat spreaders that effectively dissipate heat, maintaining module performance even under heavy server loads. This ensures consistent performance during 24/7 operation cycles and minimizes the risk of thermal throttling.

Scalability and Density for Enterprise Growth

The 32GB capacity of each KSM56R46BS4PMI-32HAI module allows for significant memory expansion in server environments. When deployed in systems with multiple memory slots, organizations can scale to hundreds of gigabytes, or even terabytes, of memory to support growing application demands. The Single Rank x4 configuration also optimizes memory channel usage and maximizes bandwidth efficiency.

Memory Kit Expansion Potential

Whether you are upgrading a single server node or building an enterprise memory pool across a cluster, the Kingston DDR5 RDIMM series supports large-scale deployments. IT administrators can deploy matching modules across dual-channel and multi-channel architectures to unlock the full performance of modern processors and memory controllers.

Reliability and Kingston Manufacturing Standards

As a leading name in the memory industry, Kingston Technology ensures each of its server-grade memory kits, including the KSM56R46BS4PMI-32HAI, undergoes stringent quality control and factory testing. Each module is 100% tested for performance, reliability, and compatibility, backed by lifetime warranties and comprehensive technical support services.

Enterprise-Grade Quality Assurance

• Strict component screening and burn-in testing
• ISO-certified production facilities
• Compliance with JEDEC standards
• Backed by Kingston's extensive support infrastructure

Peace of Mind with Lifetime Warranty

The KSM56R46BS4PMI-32HAI memory kit is covered by Kingston’s lifetime warranty, offering businesses peace of mind and ensuring minimal disruption in case of failure. The combination of durability, performance, and service support makes it a trusted investment for critical infrastructures.

Use in Multi-Processor and Dual-Socket Systems

The Registered ECC architecture of this DDR5 memory module makes it particularly suited to multi-processor and dual-socket server systems. It provides the signal integrity and buffer control necessary for high-density environments where multiple memory modules operate simultaneously without interference or latency spikes.

Dual-CPU Platforms and Virtualized Hosting

In servers equipped with dual CPU sockets, using ECC RDIMMs like the Kingston KSM56R46BS4PMI-32HAI ensures each CPU has direct access to high-speed, low-latency memory, which is essential in high-throughput and parallel processing tasks. Memory-intensive applications such as virtualization platforms benefit substantially from this setup, allowing more VMs to run per node.

Balanced Performance and Resource Allocation

With each module’s single rank and x4 organization, memory controllers can balance read/write operations more efficiently across banks. This is especially advantageous in environments with high concurrency, such as container orchestration (e.g., Kubernetes clusters) or CI/CD pipelines in DevOps environments.