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Dell 0T774H PERC 3Gb/s SAS 256MB PCI Express x8 Raid Controller
- 3Gb/s SAS support
- PCI Express x8 interface
- 256MB Cache Memory
- RAID Controller
- Supports RAID 0, 1, 5, 6, 10
- Designed for Dell servers
- Improves storage performance and reliability
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Product Overview
The Dell 0T774H is a RAID controller designed for enhanced storage performance and data protection. It features a PCI Express x8 interface and supports 3Gb/s SAS drives, with 256MB of cache memory to accelerate operations and ensure data integrity.
Technical Information
| RAID Controller Type | PERC |
| Interface | PCI Express x8 |
| Data Transfer Rate | 3Gb/s SAS |
Additional Specifications
| Cache Memory | 256MB |
| RAID Levels Supported | 0, 1, 5, 6, 10 (typical) |
Product Description
The Dell PERC 3Gb/s SAS RAID Controller (0T774H) is engineered to provide robust storage management and performance improvements for Dell server environments. It connects via a high-bandwidth PCI Express x8 slot, ensuring efficient data transfer between the system and storage devices. The controller's primary function is to manage multiple hard drives as a single logical unit, offering enhanced data redundancy and performance through various RAID configurations. This controller supports SAS (Serial Attached SCSI) drives operating at 3Gb/s, a standard speed for many enterprise storage solutions of its era. It is equipped with 256MB of cache memory, which serves to buffer data during read and write operations. This cache significantly boosts performance by reducing the latency associated with direct disk access and improving the overall responsiveness of the storage subsystem. The cache also contributes to data integrity, especially in RAID configurations that involve parity calculations. The Dell 0T774H typically supports essential RAID levels such as RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for balanced performance and redundancy), RAID 6 (striping with dual parity for enhanced redundancy), and RAID 10 (a combination of striping and mirroring for high performance and redundancy). This makes it a versatile solution for businesses seeking to protect their data and optimize storage efficiency.
