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HP 804333-B21 SA P408i-a SATA/600 12Gb/s SAS 2GB PCIe Raid Controller
- HP Smart Array P408i-a RAID Controller
- Supports SATA and SAS drives
- Data transfer rate: 12Gb/s SAS
- Interface: PCIe Gen10
- Onboard cache: 2GB
- Supports RAID levels 0, 1, 5, 6, 10, 50, 60
- Part Number: 804333-B21
- Ideal for enterprise storage solutions
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Product Overview
The HP 804333-B21 is a Smart Array P408i-a Gen10 RAID Controller. It offers advanced RAID capabilities with 2GB cache and supports SATA/SAS drives at 12Gb/s via PCIe interface.
Technical Information
| Product Type | RAID Controller |
| Controller Model | HP Smart Array P408i-a |
| Interface | PCIe 3.0 x8 (Gen10) |
| Drive Support | SATA/SAS |
Additional Specifications
| SAS Speed | 12Gb/s |
| Cache Memory | 2GB Flash-Backed Write Cache (FBWC) |
| RAID Levels Supported | 0, 1, 5, 6, 10, 50, 60 |
| HP Part Number | 804333-B21 |
Product Description
The HP 804333-B21 is a high-performance RAID controller from Hewlett Packard Enterprise's Smart Array family, specifically the P408i-a model. Designed for enterprise-level storage management, this controller provides robust data protection and performance enhancement capabilities for servers. It supports both SATA and SAS drives, offering flexibility in storage media selection, and operates at a high speed of 12Gb/s per lane, ensuring rapid data transfer rates essential for demanding applications and large datasets. This controller features a 2GB cache memory, which significantly accelerates write operations by temporarily storing data before it is written to the drives. This cache is typically flash-backed with battery or capacitor protection (FBWC), ensuring data integrity even in the event of a power loss. The P408i-a supports a comprehensive range of RAID levels, including RAID 0, 1, 5, 6, 10, 50, and 60, allowing administrators to configure storage arrays based on their specific needs for performance, redundancy, or a balance of both. Connected via a PCIe interface, likely PCIe 3.0 x8, the 804333-B21 integrates seamlessly into compatible HP ProLiant servers. Its advanced features, such as support for NVMe drives (depending on specific firmware and server configuration), drive encryption, and intelligent data striping, make it a powerful solution for managing complex storage environments. This RAID controller is a critical component for ensuring data availability, performance, and security in mission-critical server deployments.
