Technical Snapshot

The HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit is a server-grade DDR5 RDIMM memory module designed for enterprise servers and workstations. Running at 4,800 MT/s with CL42 timings at 1.1V, The module provides 64GB of DDR5 memory . this module targets server deployments, virtualization hosts, and high-availability computing environments requiring ECC error correction.

Use Case: Server deployments, virtualization, high-availability computing
Compatibility: RDIMM-compatible server motherboard
Category: DDR5 RDIMM — HPE SmartMemory

HPE RAM

HPE SmartMemory

HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit (P50312-B21)

Name: HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit
Brand: HPE
SKU: P50312-B21
Availability: InStock

DDR5 · RDIMM · 4,800 MT/s · 64GB

Speed 4,800 MT/s

Capacity 64GB

Latency CL42

Voltage 1.1V

MPNP50312-B21

EAN190017566900

CategoryMemory

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Memory Specifications

Memory TypeDDR5

Form FactorRDIMM

Total Capacity64GB

Speed4,800 MT/s

CAS LatencyCL42

Voltage1.1V

ECCYes

Full Specifications

Data sourced from HPE product specifications

Memory
Product Line	SmartMemory
Memory Type	DDR5
Form Factor	RDIMM
Total Capacity	64GB
Module Count	1
Module Capacity	64GB
Speed	4,800 MT/s
Timings & Voltage
CAS Latency	CL42
Voltage	1.1V
ECC	Yes
Design
IC Type	x4
Product
Brand	HPE
MPN	P50312-B21
EAN	190017566900
Physical
Weight	0.050 kg (estimated)
Package Dimensions	14 x 8 x 1 cm (estimated)

Support

HPE Memory Compatibility ToolCheck motherboard compatibility for this module

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HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit DatasheetPDF · Technical specifications

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Frequently Asked Questions

What systems is this memory compatible with?

The HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit is RDIMM server memory with ECC error correction. It requires a server or workstation motherboard with RDIMM support. NOT compatible with standard desktop motherboards. Check your server's QVL (Qualified Vendor List) for compatibility.

What speed does this memory run at?

The HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit runs at 4,800 MT/s with CL42 timings. This is a JEDEC standard speed that works automatically without BIOS configuration.

Can I add more memory later?

Yes, the HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit is a single 64GB module. You can add additional compatible DDR5 RDIMM modules to populate empty slots. For best performance, use matched modules of the same speed and capacity to enable dual-channel mode.

Does this memory support ECC error correction?

Yes, the HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit includes ECC (Error-Correcting Code) support, which detects and corrects single-bit memory errors. This is essential for servers, workstations, and mission-critical applications where data integrity is paramount.

Where can I find technical support?

Visit the HPE support website for compatibility tools, firmware updates, and technical documentation for the HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit.

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Product: HPE 64GB (1x64GB) Dual Rank x4 DDR5-4800 CAS-42-42-42 EC8 Registered Smart Memory Kit
MPN: P50312-B21
Schemas: Product + BreadcrumbList
Properties: 11 additionalProperty entries
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