HPE 128GB 2Rx4 PC5-6400B-R Smart Kit

Name: HPE 128GB 2Rx4 PC5-6400B-R Smart Kit
Brand: HPE
SKU: P64988-B21

Brand: HPE | Category: Memory (RAM)

SKU: P64988-B21 | Part #: P64988-B21 | MPN: P64988-B21

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About the HPE 128GB 2Rx4 PC5-6400B-R Smart Kit

128GB 2Rx4 PC5-6400B-R Smart Kit is HPE's flagship enterprise memory solution for servers operating at the highest memory capacity requirements. Designed for ProLiant Gen11 platforms, this quad-rank RDIMM enables unprecedented memory scaling.

Key Features:

128GB capacity with 2Rx4 quad-rank organization
DDR5-6400 speed for sustained high bandwidth
Registered DIMM (RDIMM) with advanced ECC
Smart Kit validation for maximum compatibility assurance
Thermal-optimized design for reliable operation

Ideal for:

Ultra-large SAP HANA and Oracle database instances
High-frequency trading and financial modeling systems
Large-scale genomic and scientific research computing
Enterprise data warehousing and business intelligence

Technical Specifications

Brand	HPE
Category	Memory (RAM)
SKU	P64988-B21
Part Number	P64988-B21
Condition	New
Capacity	128GB
Type	PC5-6400B-R
Configuration	2Rx4
Manufacturer Part Number	P64988-B21

Frequently Asked Questions about HPE 128GB 2Rx4 PC5-6400B-R Smart Kit

What does the HPE 128GB 2Rx4 PC5-6400B-R Smart Kit do?

The HPE 128GB 2Rx4 PC5-6400B-R Smart Kit is enterprise server memory designed for ECC-protected workloads — virtualization hosts, database servers, analytics platforms, and AI training rigs. HPE validates this module against major server vendor compatibility matrices.

What are the headline specs of the HPE 128GB 2Rx4 PC5-6400B-R Smart Kit?

Key specifications for the HPE 128GB 2Rx4 PC5-6400B-R Smart Kit: new condition; capacity 128GB; type PC5-6400B-R; configuration 2Rx4; manufacturer HPE; manufacturer part number P64988-B21. Manufacturer part number P64988-B21. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.