Is the Lenovo 03LC544 compatible with DDR5 server platforms?

Yes, this 288-pin RDIMM module is designed for Lenovo datacenter servers supporting DDR5-6400. Verify specific motherboard compatibility via Lenovo PSREF or support site for maximum slot population and speed binning.

What benefits does ECC provide in the 03LC544 module?

ECC detects and corrects single-bit errors, preventing data corruption in mission-critical applications like virtualization and databases. This ensures system stability and uptime in 24/7 server environments.

How does the 2Rx4 configuration impact performance?

Dual-rank x4 organization doubles the number of memory banks for interleaving, improving bandwidth and reducing latency compared to single-rank modules, ideal for multi-threaded workloads.

What form factor and voltage does it use?

288-pin DIMM form factor with 1.1V low voltage supports standard server motherboards while minimizing power draw and heat in densely populated systems.

03LC544 - Lenovo 64 GB DDR5 SDRAM Registered (RDIMM) RAM

Name: 03LC544 - Lenovo 64 GB DDR5 SDRAM Registered (RDIMM) RAM
Brand: Lenovo
SKU: 03LC544
Price: 4620 USD
Availability: InStock

03LC544 - Lenovo 64 GB DDR5 SDRAM Registered (RDIMM) RAM | US IT Hardware

Product overview

The Lenovo 03LC544 is a high-performance 64GB DDR5 SDRAM module engineered for enterprise and datacenter servers. Featuring PC5-51200 speed at 6400MHz, ECC error correction, Registered DIMM architecture, CL52 CAS latency, and 2Rx4 organization, it supports dual-rank density for optimal bandwidth and capacity. The 288-pin form factor and 1.1V operation ensure compatibility with modern Lenovo server platforms requiring low-voltage, high-speed memory. This module enhances system reliability in virtualization, big data analytics, and AI workloads by minimizing errors and maximizing throughput. Deploy in rackmount servers for scalable memory configurations up to hundreds of GB per system, reducing latency in memory-intensive applications while maintaining thermal efficiency.

64GB capacity supports high-density server configurations.
DDR5-6400MHz speed delivers maximum memory bandwidth.
ECC Registered design ensures data integrity and stability.
CL52 latency with 2Rx4 organization optimizes performance.
288-pin RDIMM form factor fits standard server slots.
1.1V operation reduces power consumption in dense deployments.

Expedited and overnight shipping options are available at checkout, priced by destination and service.
Purchase orders accepted from qualified institutions.
Refunds within 14 days and replacements within 30 days of delivery with an RMA (25% restocking fee on customer-initiated returns), and every part carries our Standard 30-Day Warranty - see our return policy or contact US IT Hardware.

Featuring

Error Correction
Manufacturer part #	03LC544
Brand	Lenovo
Condition	New
Rank	Dual Rank
Brand	Lenovo
Model	03LC544
CAS Latency	CL46 / CL52 (varies by vendor listing)
Form Factor	RDIMM
Signal Type	Registered (RDIMM)
Product Type	Server Memory Module (RAM)
Compatibility	Servers and systems supporting DDR5 RDIMM memory

Best for

Data Centers
High-density memory expansion for rack servers handling large-scale storage and processing.
Virtualization
Supports multiple VMs with ECC reliability and 64GB capacity per slot.
HPC
6400MHz speed accelerates compute-intensive simulations and modeling.
AI Training
Large memory footprint enables in-memory datasets for ML model training.
Big Data Analytics
ECC protection ensures data integrity during massive dataset processing.
Cloud Infrastructure
Scalable RDIMM for hyperscale environments with low-latency access.

Frequently asked questions

What are the key specifications of the Lenovo 03LC544 memory module?

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Lenovo Enterprise Drives

Bus Type	PC5–1200
Memory Size	64 GB
Data Transfer Rate	6400 MHz

Lenovo 64 GB DDR5 SDRAM Registered (RDIMM) RAM

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Lenovo 64 GB DDR5 SDRAM Registered (RDIMM) RAM

Product overview

Featuring

Best for

Frequently asked questions

Details

Shipping, warranty & returns

Customer reviews

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