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Dell MY459 PERC 3Gb/s SAS 256MB PCI Express x8 Raid Controller
- Interface: PCI Express x8
- Data Transfer Rate: 3Gb/s SAS
- Cache Memory: 256MB
- RAID Levels Supported: 0, 1, 5, 10
- Connectors: Typically 4 internal SAS ports (SFF-8087)
- Form Factor: Full-height, half-length
- Controller Type: RAID Controller
- Designed for Dell PowerEdge servers
- Supports SAS and SATA drives
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Product Overview
The Dell MY459 is a PERC (PowerEdge RAID Controller) card that supports 3Gb/s SAS connectivity and features 256MB of cache. It provides RAID functionality for SAS and SATA drives via a PCI Express x8 interface.
Technical Information
| SKU | MY459 |
| Title | Dell MY459 PERC 3Gb/s SAS 256MB PCI Express x8 Raid Controller |
| Interface | PCIe x8 |
| SAS Speed | 3Gb/s |
Additional Specifications
| Cache | 256MB |
| RAID Support | 0, 1, 5, 10 |
| Form Factor | Full-Height, Half-Length |
Product Description
The Dell MY459 PERC controller is an entry-level to mid-range RAID solution designed to enhance storage performance and data protection in Dell PowerEdge servers. It utilizes the PCI Express x8 interface, providing sufficient bandwidth for its 3Gb/s SAS connectivity, which allows for reliable communication with both SAS and SATA hard drives. This controller is ideal for environments that require basic RAID functionality without the need for the highest performance tiers. Featuring 256MB of cache memory, the MY459 controller helps to improve the responsiveness of storage operations by buffering data. While it may not have the advanced cache protection features of higher-end models, it still offers a performance boost over non-cached controllers. The supported RAID levels include RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for a balance of performance and redundancy), and RAID 10 (striped mirrors for performance and redundancy). This controller is a cost-effective option for businesses looking to implement basic data redundancy and improve disk I/O performance. Its full-height, half-length form factor ensures compatibility with a wide range of Dell server chassis. The MY459 is well-suited for general-purpose computing, file serving, and application hosting where data integrity and moderate performance gains are desired.
