What is the memory capacity of the Lenovo 4X77A93526 module?

The Lenovo 4X77A93526 is specified as the ThinkSystem 32GB TruDDR5 6400MHz 1Rx4 RDIMM-A module. This indicates that each module provides 32GB of DDR5 registered memory capacity within the Lenovo ThinkSystem TruDDR5 portfolio for server deployments.

Which memory technology does the 4X77A93526 module use?

The module is described as a ThinkSystem 32GB TruDDR5 640MHz 1Rx4 RDIMM-A, placing it in Lenovo’s TruDDR5 memory family. This categorizes it as a DDR5 RDIMM ECC server memory module intended for ThinkSystem platforms that support TruDDR5 technology.

What is the speed rating of the ThinkSystem 32GB TruDDR5 1Rx4 RDIMM-A?

The ThinkSystem 32GB TruDDR5 1Rx4 RDIMM-A identified by SKU 4X77A93526 is rated at 6400MHz. This 6400MHz specification defines the module’s data rate within the DDR5 generation and is part of its formal model description.

How is the Lenovo 4X77A93526 module classified in memory categories?

This module is categorized as Memory, DDR5 RDIMM ECC, 32GB 6400MHz 1Rx4 server memory module. That classification reflects its DDR5 technology, RDIMM ECC type, 32GB capacity, 6400MHz rating, and 1Rx4 layout for server environments.

What does the 1Rx4 RDIMM-A designation indicate for this module?

The designation 1Rx4 RDIMM-A in the model name ThinkSystem 32GB TruDDR5 6400MHz 1Rx4 RDIMM-A indicates a single rank x4 registered DIMM within Lenovo’s ThinkSystem memory options. It helps differentiate this module from other TruDDR5 variants in configuration planning.

4X77A93526 - Lenovo 4X77A93526 32GB TruDDR5 6400MHz RDIMM module

Name: Lenovo 4X77A93526 32GB TruDDR5 6400MHz RDIMM module
Brand: Lenovo
SKU: 4X77A93526
Price: 2662 USD
Availability: InStock

4X77A93526 - Lenovo 4X77A93526 32GB TruDDR5 6400MHz RDIMM module | US IT Hardware

Product overview

The Lenovo ThinkSystem 32GB TruDDR5 6400MHz 1Rx4 RDIMM-A, SKU 4X77A93526, is a 32GB DDR5 registered memory module designed for ThinkSystem server platforms. Positioned in the DDR5 RDIMM ECC category, this module operates at a 6400MHz data rate, supporting modern server performance requirements. The single rank 1Rx4 layout indicates an x4 organization, suitable for environments that standardize on RDIMM configurations. As part of the TruDDR5 family, this module is aligned to Lenovo ThinkSystem server memory standards. The RDIMM-A designation differentiates it within Lenovo’s TruDDR5 portfolio for configuration planning and option selection. With its 32GB capacity and 6400MHz speed, this module is appropriate for DDR5 RDIMM ECC server memory configurations where consistent specification alignment and standardized components are important to IT teams managing ThinkSystem infrastructures.

32GB Lenovo ThinkSystem TruDDR5 server memory module
DDR5 6400MHz speed rating for server environments
1Rx4 RDIMM-A registered DIMM form factor
Aligned with Lenovo ThinkSystem TruDDR5 portfolio
Suitable for DDR5 RDIMM ECC memory categories
Identified by Lenovo SKU 4X77A93526

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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

Intended Use
Manufacturer part #	4X77A93526
Brand	Lenovo
Condition	New
ECC	ECC
Rank	1Rx4, Single Rank x4
Model	ThinkSystem 32GB TruDDR5 6400MHz (1Rx4) RDIMM-A
Capacity	32GB
DIMM Type	RDIMM
Form Factor	RDIMM
Memory Type	DDR5
Chip Density	16Gb DRAM components

Compatible systems

Confirmed compatible as a TruDDR5 option for selected Lenovo ThinkSystem rack servers such as SR645 V3.

Lenovo ThinkSystem
Model: SR645 V3
Form factor: Rack server
Generation: V3
CompuRAM lists memory option 4X77A93526 for Lenovo ThinkSystem SR645 V3.

Best for

ThinkSystem server builds
Suitable for Lenovo ThinkSystem environments that require a 32GB TruDDR5 6400MHz 1Rx4 RDIMM-A module identified by SKU 4X77A93526 for standardized memory configurations.
DDR5 RDIMM ECC deployments
Intended for DDR5 RDIMM ECC server memory module configurations where a 32GB TruDDR5 6400MHz 1Rx4 RDIMM-A form factor is specified for compatibility and uniformity.
Capacity planning with 32GB DIMMs
Useful in memory capacity planning scenarios that rely on 32GB DDR5 registered modules at 6400MHz, enabling consistent sizing across ThinkSystem server nodes.
Single rank RDIMM configurations
Applicable where 1Rx4 single rank RDIMM layouts are preferred, aligning with the ThinkSystem 32GB TruDDR5 6400MHz 1Rx4 RDIMM-A design for predictable configuration behavior.
Standardized Lenovo options lists
Fits procurement strategies that reference Lenovo option SKU 4X77A93526 to maintain a consistent approved part list for TruDDR5 RDIMM memory in server deployments.

Lenovo 4X77A93526 32GB TruDDR5 6400MHz RDIMM module

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Lenovo 4X77A93526 32GB TruDDR5 6400MHz RDIMM module

Product overview

Featuring

Compatible systems

Best for

Details

Shipping, warranty & returns

Customer reviews

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Performance

Power Consumption

Frequently asked questions