HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V
Brand: HPE | Category: Memory (RAM)
SKU: HPE-815100-B21 | Part #: 815100-B21 | MPN: 815100-B21
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About the HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V
This module operates at 1.2 V with a CL timing optimized for enterprise performance—a critical specification for in-memory databases and latency-sensitive workloads where voltage stability and timing precision directly impact throughput. The HPE 815100-B21 is a 32 GB DDR4 RDIMM running at 2666 MT/s (PC4-2666V-R) with dual-rank architecture and x4 SDRAM organization, designed for HPE ProLiant Gen10, Gen10 Plus, and Gen11 servers that demand reliable, ECC-protected memory subsystems.
Built to HPE SmartMemory specifications, this 288-pin DIMM integrates Error Correcting Code (ECC) protection to safeguard mission-critical data integrity across virtualization, cloud infrastructure, and transactional workloads. The module maintains full JEDEC compliance across the standard server operating temperature range of 0°C to 85°C and carries RoHS certification for environmentally responsible procurement. Infrastructure architects and IT procurement teams evaluating memory upgrades for HPE environments will find this module delivers the performance and reliability required for enterprise-class deployments.
Deployment Scenarios
- Virtual machine host consolidation in HPE ProLiant Gen10 and Gen11 datacenter deployments requiring high-density, low-latency memory
- In-memory database platforms and analytics clusters where voltage stability at 1.2 V supports sustained performance under heavy I/O load
- Mission-critical business applications demanding ECC memory protection across multi-socket server configurations
- Cloud infrastructure expansions where HPE SmartMemory certification ensures validated compatibility and optimized performance tuning
- Storage virtualization and backup appliance architectures leveraging dual-rank, 32 GB capacity for efficient scaling
For technical specifications, compatibility verification, or volume licensing inquiries on the HPE 815100-B21, contact Omnixon Global to request a formal quotation.
Technical Specifications
| Brand | HPE |
| Category | Memory (RAM) |
| SKU | HPE-815100-B21 |
| Part Number | 815100-B21 |
| Condition | New |
| Capacity | 32GB |
| Form Factor | DIMM (288-pin) |
| Interface | Registered DIMM (RDIMM/LRDIMM) |
| Speed | 2666 MT/s |
| Manufacturer Part Number | 815100-B21 |
| Memory Capacity | 32 GB |
| Memory Technology | DDR4 |
| Module Type | RDIMM (Registered DIMM) |
| Speed Grade | 2666 MT/s (PC4-2666V-R) |
| Number of Ranks | 2 (Dual Rank) |
| SDRAM Organization | x4 |
| Error Correction | ECC (Error Correcting Code) |
| Form Factor | 288-pin DIMM |
| Voltage | 1.2 V |
| HPE SmartMemory | Yes |
| Compatible Server Families | HPE ProLiant Gen10, Gen10 Plus, Gen11 |
| Operating Temperature | 0°C to 85°C (JEDEC standard server DIMM range) |
| RoHS Compliance | Yes |
Frequently Asked Questions about HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V
What does the HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V do?
The HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V is enterprise DIMM (288-pin) 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 815100-B21 - HPE DDR4 32GB 2RX4 2666V?
Key specifications for the HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V: capacity 32GB; form factor DIMM (288-pin); interface Registered DIMM (RDIMM/LRDIMM); Lifetime support (HPE Smart Memory) support; new condition. Manufacturer part number 815100-B21. For the full datasheet with electrical, environmental, and compliance details, contact our pre-sales engineering team.
Is the HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V compatible with my infrastructure?
The HPE 815100-B21 - HPE DDR4 32GB 2RX4 2666V fits DIMM (288-pin) memory slots and is compatible with major server platforms validated by HPE. Server vendor IPL/HCL compatibility (Dell PowerEdge, HPE ProLiant, Lenovo ThinkSystem, Supermicro) is checked at quote time so you don't risk a memory-channel mismatch.