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Dell 0PR174 PERC 3Gb/s SAS 256MB PCI Express x1 Raid Controller
- Dell PERC RAID Controller
- Interface: 3Gb/s SAS (Serial Attached SCSI)
- Cache Memory: 256MB
- Bus Interface: PCI Express (PCIe) x1
- Supports RAID levels 0, 1, 5, 10
- Designed for Dell PowerEdge servers
- Provides data redundancy and performance enhancement
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Product Overview
The Dell 0PR174 is a PERC (PowerEdge RAID Controller) card that provides RAID functionality for servers. It features a 3Gb/s SAS interface and 256MB of cache memory, connecting via a PCI Express x1 slot.
Technical Information
| Controller Type | PERC RAID Controller |
| SAS Speed | 3Gb/s |
| Cache | 256MB |
Additional Specifications
| Bus Type | PCI Express x1 |
| RAID Levels | 0, 1, 5, 10 |
| Brand | Dell |
Product Description
The Dell 0PR174 is a dedicated RAID controller designed to enhance storage performance and data protection within Dell PowerEdge servers. It utilizes a 3Gb/s SAS interface, offering a robust connection for multiple SAS or SATA hard drives. This interface speed was common in servers of its era, providing a significant upgrade over older IDE or SATA I interfaces for enterprise storage. Equipped with 256MB of onboard cache memory, the controller accelerates read and write operations by temporarily storing frequently accessed data. This cache significantly improves the overall responsiveness of the storage subsystem, especially under heavy I/O loads. The controller supports various RAID levels, including RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for balanced performance and redundancy), and RAID 10 (striped mirrors for high performance and redundancy), allowing administrators to configure storage according to their specific needs. Connectivity is established via a PCI Express (PCIe) x1 slot. While PCIe x1 offers less bandwidth than higher-lane configurations, it was sufficient for the 3Gb/s SAS interface and the typical workloads of servers utilizing this controller. This card is an integral component for building reliable and efficient storage solutions in older Dell server models.
