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IBM 74Y8944 6Gb/s SAS 8GB PCI Express 2 x8 Raid Controller
- 6Gb/s SAS RAID Controller
- 8GB Cache Memory
- PCI Express 2 x8 Interface
- Supports advanced RAID levels
- Designed for IBM servers and storage solutions
- High-speed data transfer capabilities
- Provides robust data protection and performance
- Likely includes battery backup for cache (BBU)
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Product Overview
The IBM 74Y8944 is a high-performance 6Gb/s SAS RAID controller with 8GB cache, designed for demanding enterprise storage environments.
Technical Information
| RAID Controller Type | SAS RAID Controller |
| Interface | SAS 6Gb/s |
| Bus Interface | PCI Express 2.0 x8 |
| Cache Memory | 8GB |
Additional Specifications
| Supported RAID Levels | Not specified in title, typically 0, 1, 5, 6, 10, 50, 60 |
| Drive Support | Multiple SAS/SATA drives |
| Form Factor | PCIe Add-in Card |
Product Description
The IBM 74Y8944 is a powerful and high-performance SAS RAID controller engineered for enterprise-level storage applications. Featuring a 6Gb/s SAS interface, it provides significantly faster data transfer rates compared to previous generations, enabling seamless operation with high-speed SAS hard drives and SSDs. The controller utilizes a PCI Express 2.0 x8 interface, offering ample bandwidth to the host system, which is critical for I/O-intensive workloads found in demanding server environments. A standout feature of this controller is its substantial 8GB of cache memory. This large cache significantly accelerates read and write operations by buffering data, reducing latency, and improving overall storage performance. For enhanced data protection, such controllers often include a Battery Backup Unit (BBU) or flash-based write cache (FBWC) to ensure that data in the cache is not lost in the event of a power failure, thereby maintaining data integrity. While specific RAID levels are not detailed in the title, IBM enterprise RAID controllers typically support a wide range of configurations, including RAID 0, 1, 5, 6, 10, 50, and 60. This flexibility allows administrators to implement storage solutions tailored to specific needs, balancing performance, capacity, and redundancy. The 74Y8944 is designed to integrate into IBM's server and storage infrastructure, providing a reliable and high-performance storage backbone for critical business applications and data.
