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HP A2874-76005 RAID Controller Card
- Product Type: RAID Controller Card
- Interface: PCI-X (typically)
- RAID Levels Supported: RAID 0, 1, 5, 10 (common for this era)
- Drive Support: Supports multiple SCSI or SAS drives
- Cache Memory: Often includes onboard cache memory (e.g., 64MB or 128MB)
- Features: Hardware RAID acceleration, battery backup unit (BBU) support (optional)
- Compatibility: Designed for HP ProLiant servers
- Purpose: Data protection, performance enhancement, storage management
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Product Overview
The HP A2874-76005 is a RAID controller card designed to manage and enhance storage performance in HP servers. It provides hardware-level RAID capabilities for improved data redundancy and speed.
Technical Information
| Product Type | RAID Controller Card |
| Interface | PCI-X |
Additional Specifications
| RAID Levels | 0, 1, 5, 10 (typical) |
| Cache Memory | 64MB (typical) |
Product Description
The HP A2874-76005 is a dedicated hardware RAID controller card engineered to provide advanced storage management and data protection for HP ProLiant servers. This controller offloads RAID calculations from the server's CPU, utilizing its own processor and cache memory to manage disk arrays efficiently. This hardware-level approach ensures consistent performance and reliability, crucial for enterprise workloads. Typically utilizing a PCI-X interface for high-speed communication with the server motherboard, this controller supports various RAID levels, including RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for balanced performance and redundancy), and RAID 10 (striped mirrors for high performance and redundancy). It allows for the configuration of multiple physical drives into logical volumes, offering flexibility in storage architecture. Key features often include onboard cache memory (e.g., 64MB or 128MB) to buffer read and write operations, further boosting performance. Many models also support an optional Battery Backup Unit (BBU) or Cache Protection Module, which safeguards data in the controller's cache during a power outage, preventing data loss. This controller is essential for environments requiring data redundancy, improved I/O performance, and robust storage management.
