Lenovo 64GB PC4-21300 DDR4-2666MHZ SDRAM Dual Rank CL19 ECC Registered 288-Pin LRDIMM Module 7X77A01305

Overview of Lenovo 64GB PC4-21300 DDR4-2666MHz 

The Lenovo 7X77A01305 64GB DDR4 SDRAM Memory Module delivers exceptional server-grade performance for data-intensive environments. Engineered for efficiency and reliability, this Lenovo memory upgrade provides faster data processing, enhanced bandwidth, and improved multitasking for enterprise servers and workstations. With its DDR4-2666MHz speed and ECC Registered design, it ensures stability, data integrity, and long-lasting operational consistency in demanding workloads.

General Information

• Manufacturer: Lenovo
• Part Number: 7X77A01305
• Product Type: RAM Module

Technical Details

• Memory Capacity: 64GB (1 x 64GB)
• Memory Type: DDR4 SDRAM
• Module Configuration: 4Rx4
• Memory Speed: 2666MHz
• Memory Standard: DDR4-2666 / PC4-21300
• CAS Latency: CL19
• Voltage: 1.2V low-power consumption
• Pin Count: 288-pin
• Signal Processing: Registered (Buffered)
• Error Checking: ECC (Error-Correcting Code)

Advantages of LRDIMM Design

• Supports larger total memory capacity per system
• Reduces latency and signal interference
• Ensures optimal data transfer consistency

The Lenovo 64GB (1x64GB) PC4-21300 DDR4-2666MHz Memory

The Lenovo 64GB (1x64GB) PC4-21300 DDR4-2666MHz Dual Rank CL19 ECC Registered LRDIMM SDRAM module is a high-performance server memory component engineered to optimize data center reliability, scalability, and processing speed. Designed to meet the rigorous standards of enterprise environments, this advanced memory solution delivers exceptional efficiency, stability, and multitasking capability for mission-critical workloads.

Performance and Reliability

Built with ECC technology, this Lenovo memory module automatically detects and corrects data errors, ensuring consistent performance during high-load operations. This minimizes downtime and prevents data corruption in mission-critical applications.

Superior Efficiency

Operating at 1.2 volts, the module conserves energy while maintaining excellent performance. The efficient design helps reduce heat output and power consumption, making it ideal for enterprise servers where continuous uptime is essential.

Multitasking and Server Optimization

The 64GB DDR4-2666MHz LRDIMM supports simultaneous operations and high workloads such as virtualization, large-scale data processing, and AI computation. This ensures smooth performance under demanding multitasking environments.

Compatibility and Integration

The Lenovo 7X77A01305 LRDIMM is specifically engineered for compatibility with Lenovo ThinkSystem and System x servers. Its robust architecture ensures perfect synchronization with Lenovo BIOS and hardware standards, minimizing compatibility issues.

Design and Build Quality

Lenovo’s high-quality build ensures reliability and endurance even under intensive workloads. Each module undergoes strict testing to meet enterprise-grade standards for performance, temperature tolerance, and durability.

LRDIMM Architecture

The Load-Reduced DIMM (LRDIMM) structure minimizes electrical load on the memory controller, allowing for higher capacity configurations and improved overall system scalability.

Optimized Bandwidth Utilization

Each channel of DDR4-2666MHz memory supports higher I/O rates, allowing multiple threads and processes to access stored data simultaneously. This parallelism reduces performance bottlenecks and ensures sustained server throughput even under high loads.

Compatibility with Modern Platforms

The Lenovo 64GB PC4-21300 module is fully compliant with the latest Intel and AMD server platforms. It aligns perfectly with enterprise-grade motherboards that require ECC Registered LRDIMMs for advanced error correction and multi-channel configurations.

Dual Rank and Load-Reduced

Dual Rank configuration divides the module’s memory chips into two independent groups, enabling parallel data access. This structure increases bandwidth without compromising stability. LRDIMM technology, on the other hand, reduces electrical load on the memory bus by buffering command and data signals, improving scalability in high-density systems.

Performance Consistency 

Load-reduced modules maintain steady performance even as memory capacity scales up. They are specifically optimized for multi-processor systems where high density and stable performance are equally important. Lenovo’s 64GB LRDIMM module achieves excellent consistency across all cores and threads, ensuring balanced computation and reduced latency variance.

Thermal and Power Benefits

Despite their higher density, Lenovo LRDIMM modules are built with advanced thermal spreaders and efficient 1.2V power operation. These features minimize heat output, ensuring continuous and reliable function in rack-mounted environments with limited airflow.

Multi-Module Scaling

When multiple Lenovo 64GB modules are installed, total memory capacity can scale up to several terabytes, depending on motherboard limitations. Each LRDIMM maintains stable signal quality across populated channels, ensuring smooth expansion as business data requirements grow.

Power Optimization in Data Centers

With improved energy control and reduced heat output, Lenovo’s memory modules enable more efficient cooling and lower overall energy expenditures. These benefits align with corporate sustainability initiatives and contribute to total cost of ownership (TCO) savings.

Database and Analytics Optimization

Databases and analytics platforms benefit immensely from large memory pools. With faster access speeds and reduced memory bottlenecks, the Lenovo 64GB DDR4-2666MHz module accelerates query performance and enhances real-time data processing.

High-Performance Computing (HPC)

In HPC environments, where computational precision and data stability are critical, Lenovo’s ECC LRDIMM modules deliver dependable throughput and error-free calculations. Researchers, engineers, and data scientists rely on such modules for consistent and validated performance.

Durability and Longevity

Built with enterprise reliability in mind, the Lenovo 64GB ECC Registered DDR4 memory module ensures extended lifecycle operation. Its advanced error correction, voltage optimization, and solid construction guarantee years of dependable performance even in non-stop server conditions.