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Adaptec AAA-133U2/2MB Ultra 2 SCSI Raid Controller Jy
- Interface: Ultra2 SCSI
- Controller Type: RAID Controller
- Bus Type: PCI
- Cache Memory: 2MB
- Data Transfer Rate: Up to 80MB/s per channel
- Supported RAID Levels: RAID 0, 1, 5, 10
- Number of Channels: Typically 2 (Internal/External)
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Product Overview
The Adaptec AAA-133U2/2MB is an Ultra2 SCSI RAID controller featuring 2MB of cache memory, designed to provide enhanced performance and data protection for SCSI storage systems. It utilizes the PCI bus for integration into compatible systems.
Technical Information
| SKU | AAA-133U2/2MB |
| Product Type | RAID Controller |
| Interface | Ultra2 SCSI |
Additional Specifications
| Bus | PCI |
| Cache | 2MB |
| Brand | Adaptec |
Product Description
The Adaptec AAA-133U2/2MB is a specialized version of the Ultra2 SCSI RAID controller, distinguished by its inclusion of 2MB of onboard cache memory. This cache serves to buffer data transfers between the host system and the SCSI drives, significantly improving the performance of read and write operations, especially in environments with heavy I/O demands. The controller connects via the PCI bus, ensuring compatibility with a wide array of older server and workstation platforms. As an Ultra2 SCSI controller, it supports a maximum transfer rate of 80MB/s per channel, making it suitable for high-throughput storage configurations. The RAID capabilities are a core feature, allowing users to implement various levels of data redundancy and performance optimization. Common RAID configurations supported include RAID 0 for maximum speed, RAID 1 for mirroring, RAID 5 for a balance of performance and redundancy, and RAID 10 for a combination of striping and mirroring. This controller is ideal for applications that require reliable and fast access to data stored on SCSI drives, such as file servers, application servers, and workstations handling large datasets. The 2MB cache provides a tangible performance boost over controllers without cache or with smaller cache sizes, making it a valuable component for optimizing storage performance in legacy systems.
