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Dell GR155 PERC 5/i PCI Express SAS 3Gb/s Controller for
- Type: RAID Controller
- Interface: PCI Express (PCIe)
- Protocol: SAS (Serial Attached SCSI)
- Speed: 3Gb/s
- Model: PERC 5/i
- Supports RAID levels 0, 1, 5, 10
- Designed for Dell PowerEdge servers
- Onboard cache memory
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Product Overview
The Dell GR155 is a PERC 5/i PCI Express SAS 3Gb/s Controller. It is a RAID controller designed for Dell servers, providing SAS connectivity and RAID functionality for storage management.
Technical Information
| Controller Type | RAID Controller |
| Interface | PCI Express |
| Protocol | SAS |
Additional Specifications
| Speed | 3Gb/s |
| RAID Levels | 0, 1, 5, 10 |
| Model | PERC 5/i |
Product Description
The Dell GR155, identified as the PERC 5/i, is a powerful PCI Express SAS RAID controller designed to enhance storage performance and data protection within Dell PowerEdge servers. This controller supports SAS (Serial Attached SCSI) drives, offering higher performance and reliability compared to older SCSI technologies, and operates at a speed of 3Gb/s per lane. As a RAID controller, the PERC 5/i enables the creation of redundant array configurations, including RAID levels 0, 1, 5, and 10. This functionality is crucial for protecting data against drive failures and improving read/write performance by striping data across multiple disks. The controller typically includes onboard cache memory to further accelerate I/O operations. This controller is an essential component for servers that require robust storage management capabilities. It allows for the configuration of internal storage arrays, providing a reliable and efficient way to manage hard drives and SSDs. The GR155 is a key element for ensuring data integrity and optimizing storage performance in enterprise environments.
