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IBM 81Y4478 ServeRAID SATA/600 512MB PCIe 3.0 x8 SATA/SAS Controller
- SATA/600 interface for fast data transfer.
- PCIe 3.0 x8 interface for high bandwidth.
- Supports both SATA and SAS drives.
- Includes 512MB cache memory for performance boost.
- Provides advanced RAID functionality (e.g., 0, 1, 5, 10).
- Designed for IBM ServeRAID environments.
- Hot-swap drive support.
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Product Overview
The IBM 81Y4478 ServeRAID controller is a SATA/600 PCIe 3.0 x8 solution designed for high-speed data transfer and reliable storage management. It supports both SATA and SAS drives, offering flexibility for various server configurations. This controller enhances performance and data protection for IBM systems.
Technical Information
| Interface | SATA/600 |
| Bus Type | PCIe 3.0 x8 |
| Drive Support | SATA, SAS |
Additional Specifications
| Cache Memory | 512MB |
| RAID Levels | 0, 1, 5, 10 (typical) |
| Form Factor | PCIe Add-in Card |
Product Description
The IBM 81Y4478 ServeRAID controller is a high-performance storage adapter engineered to meet the demanding needs of enterprise servers. Featuring the SATA/600 interface, it delivers rapid data transfer rates essential for I/O-intensive applications. Coupled with a PCIe 3.0 x8 bus, this controller provides ample bandwidth to support multiple high-speed drives simultaneously, ensuring that storage performance does not become a bottleneck in critical server operations. The inclusion of 512MB of cache memory further accelerates data access by buffering frequently used information, significantly improving read and write speeds. This ServeRAID controller offers broad compatibility, supporting both SATA and SAS drives. This dual support provides flexibility in storage configuration, allowing organizations to utilize the cost-effectiveness of SATA drives or the enhanced performance and reliability of SAS drives as needed. Advanced RAID capabilities are integrated, enabling configurations such as RAID 0 for performance, RAID 1 for mirroring, RAID 5 for parity protection, and RAID 10 for a combination of striping and mirroring. These RAID levels are crucial for ensuring data redundancy, fault tolerance, and optimal storage performance. Designed specifically for IBM server environments, the 81Y4478 ensures seamless integration and reliable operation. It is built to handle the continuous workloads of enterprise data centers, providing a stable and secure platform for critical data. Features like hot-swap support allow for drive maintenance or upgrades without interrupting server operations, contributing to high availability and minimizing downtime. This controller is a key component for enhancing the storage capabilities and data protection of IBM systems.
