Product Type | RAID controller cache memory |
Product Description | HPE Cache Memory Module - RAID controller cache memory |
Cache Memory Capacity | 512GB |
Memory Configuration | 8x 64GiB modules |
Form Factor | Plug-in module |
Compatibility | HPE XP8 Gen2 |
Designed For | HPE Part Numbers: R0K80B, R0K81B, R0K82B, R0L99A |
System Application | Enterprise storage systems |
Hot-Swap Capability | Yes |
HPE XP8 Gen2 8x64GiB Cache Memory Module, 512GB (R0L05A)



Key Benefits

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- - Optimizes server performance with 512GB of high-speed RAID controller cache
- - Ensures compatibility and easy integration with specified HPE XP8 components
- - Meets government procurement standards with TAA compliance and Japanese manufacturing origin
Product Overview
The HPE XP8 Gen2 8x64GiB Cache Memory Module is engineered to deliver high-speed caching performance in enterprise storage architectures. With a total capacity of 512GB (8 modules of 64GiB each), this RAID controller cache memory is specifically designed to accelerate read/write operations and optimize latency-sensitive applications. It is compatible with designated HPE components (P/N: R0K80B, R0K81B, R0K82B, R0L99A), ensuring seamless integration and enhanced operational efficiency.
Manufactured in Japan and compliant with Trade Agreements Act (TAA) requirements, this memory module meets stringent quality, regulatory, and security standards, making it an excellent choice for government and regulated industry uses. Its reliable construction supports performance-driven data centers that demand high throughput, reliability, and consistent uptime. Whether used in mission-critical computing or high-volume transaction processing, this cache memory upgrade bolsters I/O responsiveness and sustained system stability.
With hardware-level caching advantages, this module contributes to overall system performance improvements without forcing a complete system overhaul, delivering maximum return on investment for IT infrastructure planners.
Specifications
Product Overview
Physical & Environmental
Module Dimensions | Standard cache DIMM size, specific dimensions vary by system |
Operating Temperature | 5°C to 40°C (41°F to 104°F) |
Storage Temperature | -40°C to 70°C (-40°F to 158°F) |
Humidity Range (Operating) | 20% – 80% (non-condensing) |
Humidity Range (Non-operating) | 5% – 95% (non-condensing) |
Heat Dissipation | Minimal; passive cooling |
Cooling Requirements | System-dependent passive airflow |
Weight | Less than 1 lb (per module) |
Cloud Management & Licensing
Cloud Integration Support | Through XP8 system management |
Management Interface | Integrated into XP8 system GUI and command interface |
License Requirements | License required for advanced caching features |
Firmware Upgradeable | Yes, via XP8 firmware tools |
Interfaces
Interface Type | Proprietary interface for XP8 systems |
Interface Bandwidth | High-speed internal cache interconnect |
Internal Data Rates | Up to 51.2 GB/s aggregate (system dependent) |
Compliance & Origin
Country of Origin | Japan |
TAA Compliant | Yes |
RoHS Compliance | Yes |
WEEE Compliance | Yes |
Certifications | ISO 9001, ISO 14001 (manufacturing site certifications) |
Advanced Security Features
Data Protection Features | Accelerated mirrored write caching (via XP8 controllers) |
Security Compliance | Includes support for system-wide encryption via XP8 |
Read/Write Protection | System-managed parity and checksums |
Failover Capabilities | Redundant path and cache failover support via system architecture |
Reliability | Enterprise-grade memory with ECC |