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IBM 49Y4731 ServeRAID SATA/300 SAS PCIe 2.0 x4 Raid Controller
- Controller Type: ServeRAID SATA/300 SAS RAID Controller
- Interface: PCI-Express (PCIe) 2.0
- Host Bus: x4
- Drive Support: SATA and SAS hard drives/SSDs
- Data Transfer Rate: SATA/300 (3Gb/s)
- RAID Levels: Supports RAID 0, 1, 5, 10
- Cache Memory: Typically includes onboard cache (specific size may vary)
- Compatibility: Designed for IBM System x servers
- Features: Hardware RAID acceleration, hot-swap support
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Product Overview
The IBM 49Y4731 is a ServeRAID SATA/300 SAS PCIe 2.0 x4 RAID Controller. It provides hardware-based RAID capabilities for IBM System x servers, enhancing storage performance and data redundancy.
Technical Information
| Product Name | ServeRAID SATA/300 SAS PCIe RAID Controller |
| Part Number | 49Y4731 |
| Interface | PCIe 2.0 |
| Host Bus | x4 |
Additional Specifications
| Drive Types | SATA, SAS |
| Data Rate | 3Gb/s (SATA/300) |
| RAID Levels | 0, 1, 5, 10 |
Product Description
The IBM 49Y4731 ServeRAID controller is a hardware RAID solution designed to enhance the storage capabilities of IBM System x servers. It provides dedicated processing power for RAID operations, thereby improving storage performance and reducing the load on the server's main CPU. This controller supports both SATA and SAS drives, offering flexibility for various storage configurations and allowing for the use of high-performance SAS drives or cost-effective SATA drives. Featuring a PCI-Express 2.0 x4 interface, the controller ensures a high-bandwidth connection to the server's motherboard, which is essential for efficient data transfer, especially when dealing with multiple drives or high-performance storage arrays. The SATA/300 specification indicates a data transfer rate of up to 3Gb/s per drive, which was standard for its generation. The controller supports common RAID levels, including RAID 0 for performance, RAID 1 for mirroring, RAID 5 for a balance of performance and redundancy with parity, and RAID 10 (1+0) for combined striping and mirroring benefits. This ServeRAID controller is critical for applications requiring reliable data storage, such as databases, file servers, and virtualization platforms. By implementing hardware RAID, it provides enhanced data protection against drive failures and can significantly improve the overall throughput and responsiveness of the storage subsystem. Its compatibility with IBM System x servers ensures seamless integration and optimal performance within the IBM server environment.
