P64707-B21 HPE 64GB Dual Rank x4 DDR5-5600 EC8 Registered Smart Memory Kit

Product Summary
P64707-B21 HPE 64GB Dual Rank x4 DDR5-5600 EC8 Registered Smart Memory KitProduct OverviewThe P64707-B21 HPE 64GB (1x64GB) Dual Rank x4 DDR5-5600 CAS-46-45-45 EC8 Registered Smart Memory Kit is a high-capacity, enterprise-grade memory module purpose-built for HPE ProLiant Gen11 Intel-based servers. ...
Basic Properties
Place of Origin: China
Brand Name: HPE
Model Number: P64707-B21
Trading Properties
Minimum Order Quantity: 1
Price: 389 USD
Payment Terms: T/T,Western Union
Product Description
P64707-B21 HPE 64GB Dual Rank x4 DDR5-5600 EC8 Registered Smart Memory Kit
Product Overview

The P64707-B21 HPE 64GB (1x64GB) Dual Rank x4 DDR5-5600 CAS-46-45-45 EC8 Registered Smart Memory Kit is a high-capacity, enterprise-grade memory module purpose-built for HPE ProLiant Gen11 Intel-based servers. Engineered to deliver exceptional bandwidth, low latency, and robust reliability, this module is optimized for memory-intensive workloads including virtualization, in-memory databases, cloud infrastructure, big data analytics, and enterprise resource planning systems.

Operating at 5600 MT/s with precisely tuned CAS-46-45-45 timings, it leverages advanced DDR5 architecture to provide substantial performance gains over DDR4 platforms while maintaining strict signal integrity and data protection. With EC8 Registered technology, ECC functionality, and full HPE SmartMemory validation, this kit ensures stable long-term operation, proactive health monitoring, and seamless compatibility across HPE's latest server ecosystem.

Key Features & Benefits
High-Bandwidth & Large-Capacity Performance

Operating at DDR5-5600 MT/s (PC5-44800), this module delivers exceptional data throughput for demanding workloads. The Dual Rank x4 (2Rx4) architecture improves memory channel efficiency and parallelism, ideal for multi-core processors and high-density virtual machine deployments. With 64GB per module, it enables significantly higher total memory capacity per server while reducing the number of DIMM slots occupied, supporting greater scalability for memory-hungry applications.

Enterprise-Grade Reliability & RAS Features

Designed for mission-critical uptime, the module includes full ECC (Error Correcting Code) functionality to detect and correct single-bit and multi-bit errors in real time, preventing silent data corruption and unexpected system crashes. The EC8 Registered design enhances signal stability, enabling larger memory configurations and improved noise immunity in dense server environments. Integrated with HPE Active Health System, it provides continuous telemetry, predictive failure alerts, and simplified diagnostics to minimize unplanned downtime.

Optimized Compatibility & HPE Ecosystem Support

This SmartMemory kit is fully validated and qualified for HPE ProLiant Gen11 Intel-based servers and HPE Synergy compute modules. It unlocks HPE-specific performance tuning, power management, and configuration features not available with generic third-party memory. The standard 288-pin RDIMM form factor enables straightforward installation and hot-swap support for non-disruptive upgrades and maintenance.

Energy Efficiency & Compliance

Built for modern, energy-efficient data centers, the module runs at 1.1V, reducing power consumption and thermal output compared to DDR4 memory. HPE SmartMemory dynamically optimizes power usage based on workload demand, improving overall performance per watt. The module is TAA-compliant, making it suitable for public sector and regulated industry deployments.

Technical Specifications
ParameterSpecification
Part NumberP64707-B21
Spare Part NumberP64710-001
Capacity64GB (1x64GB Single Module)
Memory TypeDDR5 SDRAM
Form Factor288-pin Registered DIMM (RDIMM)
Rank ConfigurationDual Rank x4 (2Rx4)
Data RateDDR5-5600 MT/s (PC5-44800)
CAS Latency Timings46-45-45 (CL46)
Operating Voltage1.1V
Error CorrectionECC (Error Correcting Code)
RegistrationEC8 Registered
Supported PlatformsHPE ProLiant Gen11 Intel Servers; HPE Synergy Compute Modules
Dimensions133.35 x 38.10 x 7.62 mm
Weight0.04 kg
ComplianceJEDEC DDR5, HPE SmartMemory Qualified, TAA Compliant
Warranty3-Year Limited Hardware Warranty
Ideal Use Cases
  • Virtualization & Hyper-Converged Infrastructure (HCI)
  • In-memory databases such as SAP HANA, Oracle, and SQL Server
  • Private & public cloud infrastructure nodes
  • Big data analytics, AI inference, and high-performance computing
  • Enterprise ERP, CRM, and business-critical applications
  • High-density server deployments requiring expanded memory capacity
Frequently Asked Questions (FAQ)
Q1: Is this memory compatible with HPE Gen10 or older servers?
No. This module is designed exclusively for HPE ProLiant Gen11 Intel-based servers and is not backward-compatible with Gen10 or earlier platforms due to architectural and electrical differences.
Q2: Can I mix this memory with other DDR5 modules in the same server?
For optimal stability and performance, HPE recommends using identical memory modules (same part number, capacity, speed, rank, and timings). Mixing configurations may result in reduced performance or compatibility issues.
Q3: What does EC8 Registered mean?
EC8 Registered memory uses a register to buffer address and control signals, improving signal integrity, supporting higher memory capacities, and increasing overall system stability in multi-socket server environments.
Q4: Does this memory require special installation procedures?
No special tools are required. Follow standard anti-static procedures and refer to your server user manual for proper DIMM installation guidelines.
Q5: What is covered under the 3-year warranty?
The warranty covers defects in material and workmanship under normal use. Support is available through HPE's global support network, including online case management, technical assistance, and replacement services.
Shipping & Logistics Information
Order Processing

Standard orders ship within 1-2 business days after payment verification. Bulk orders (10+ units) may require 3-5 business days for inspection and packaging.

Delivery & Carriers

International shipments are delivered via DHL, FedEx, or UPS. Domestic shipments use regional authorized carriers. Typical transit times are 4-6 business days for Asia-Pacific, 5-7 business days for North America and Europe, with possible delays for remote locations.

Packaging

Each module is packed in anti-static, shock-resistant packaging to prevent ESD damage during transit. All units are factory-sealed with authentic HPE labeling and warranty certification.

Customs & Import

Buyers are responsible for any applicable import duties, taxes, and customs fees in their destination country. A detailed commercial invoice is included for efficient customs clearance.

Product Details
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dual rank x4 ddr5-5600

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hpe 64gb dual rank x4

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p64707-b21 memory

Capacity: 64GB (1x64GB Single Module)
Memory Type: DDR5 SDRAM
Form Factor: 288-pin Registered DIMM (RDIMM)
Rank Configuration: Dual Rank X4 (2Rx4)
Data Rate: DDR5-5600 MT/s (PC5-44800)
CAS Latency: 46-45-45 (CL46)
Operating Voltage: 1.1V

Miss. Darcy To

Sales Manager

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