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HP 631681-B21 Smart Array P-Series RAID Controller Cache Memory
- RAID Controller Cache Memory
- For HP Smart Array P-Series Controllers
- Accelerates read and write operations
- Improves storage subsystem performance
- Reduces I/O latency
- Enhances data throughput
- Designed for enterprise servers
- Specific part for compatible P-Series RAID cards
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Product Overview
The HP 631681-B21 is a cache memory module for HP Smart Array P-Series RAID controllers. It is designed to boost the performance of the RAID controller by providing a fast buffer for data operations. This module helps accelerate read and write speeds, leading to improved overall storage performance.
Technical Information
| Product Type | Cache Memory Module |
| Interface | Proprietary (for HP Smart Array P-Series) |
Additional Specifications
| Compatibility | HP Smart Array P-Series RAID Controllers |
| Part Number | 631681-B21 |
Product Description
The HP 631681-B21 is a high-performance cache memory module specifically designed for HP's Smart Array P-Series of RAID controllers. This module serves as a crucial component for enhancing the speed and efficiency of storage operations within enterprise server environments. By incorporating this cache, the RAID controller can store frequently accessed data and pending write commands in its fast memory, thereby reducing the need to access slower physical disk drives for every operation. This cache memory significantly accelerates both read and write performance. For read operations, frequently requested data is served directly from the cache, leading to dramatically reduced latency. For write operations, data can be written to the cache at high speed, and the controller can then write it to the disks asynchronously, improving application responsiveness and overall system throughput. This is particularly vital for I/O-intensive workloads such as databases, virtualization, and high-traffic web servers. Installation of the HP 631681-B21 module onto a compatible Smart Array P-Series controller card is straightforward, typically involving a simple plug-in connection. It is essential to ensure compatibility with the specific RAID controller model before purchase. This cache memory is a key factor in maximizing the return on investment for HP server hardware by ensuring that the storage subsystem is not a bottleneck, allowing the server's processors and memory to operate at their full potential.
