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IBM 74Y6511 2-Ports SAS 3Gb/s PCI Express X8 380MB Cache DDR Raid HBA
- Interface: PCI Express X8
- Ports: 2 x SAS
- Speed: 3Gb/s per port
- Cache: 380MB DDR
- Functionality: RAID HBA
- Brand: IBM
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Product Overview
The IBM 74Y6511 is a SAS Host Bus Adapter (HBA) with dual ports and a 3Gb/s transfer rate. It features an X8 PCI Express interface and includes 380MB of cache memory for RAID operations.
Technical Information
| Interface | PCI Express X8 |
| Ports | 2 x SAS |
| Speed | 3Gb/s |
Additional Specifications
| Cache | 380MB DDR |
| Type | RAID HBA |
Product Description
This IBM 74Y6511 is a dual-port SAS Host Bus Adapter (HBA) designed to provide high-speed connectivity and advanced storage management capabilities. Equipped with two SAS ports, it supports data transfer rates of up to 3Gb/s per port, enabling efficient communication with SAS storage devices. The adapter utilizes a PCI Express X8 interface, ensuring a robust and high-bandwidth connection to the server's motherboard. A key feature of the 74Y6511 is its integrated 380MB of DDR cache memory. This cache significantly accelerates RAID operations, such as array creation, rebuilds, and data writes, by temporarily storing data and reducing the need for constant access to slower storage media. This results in improved overall storage performance and data throughput. As a RAID HBA, this card offers hardware-level RAID capabilities, allowing for the configuration of disk arrays (e.g., RAID 0, 1, 5, 10) directly on the adapter. This offloads RAID processing from the host CPU, freeing up system resources and providing a more reliable and performant storage solution for servers and workstations requiring robust data protection and high availability.
