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T774H - Dell PERC 6/i 256MB SAS/SATA RAID Controller
- 3Gb/s SAS interface
- PCI Express x8 (PCIe x8) host interface
- 256MB cache memory
- Supports various RAID levels (0, 1, 5, 6, 10, 50, 60)
- Designed for Dell PowerEdge servers
- Provides hardware RAID capabilities
- Includes battery backup unit (BBU) support for cache protection (often sold separately)
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Key specifications
See full specs ↓- Product Type
- RAID Controller Card
- Interface
- SAS 3Gb/s
- Host Interface
- PCI Express x8
- Cache Memory
- 256MB
- Form Factor
- Full-height, half-length (typically)
Product details
The Dell T774H is a 3Gb/s SAS RAID controller card that utilizes a PCI Express x8 interface. It offers 256MB of cache memory to enhance RAID performance and data protection.
Technical Information
| Product Type | RAID Controller Card |
| Interface | SAS 3Gb/s |
| Host Interface | PCI Express x8 |
Additional Specifications
| Cache Memory | 256MB |
| Form Factor | Full-height, half-length (typically) |
Description
The Dell T774H is a high-performance hardware RAID controller designed to provide robust data protection and enhanced storage performance for Dell PowerEdge servers. Featuring a SAS 3Gb/s interface, this card supports a wide range of SAS and SATA drives, allowing for flexible storage configurations. The PCI Express x8 interface ensures high bandwidth connectivity to the server's motherboard, minimizing potential bottlenecks during intensive I/O operations. With 256MB of onboard cache memory, the T774H significantly accelerates read and write operations, especially for RAID configurations that involve striping or parity calculations. This cache is crucial for improving application responsiveness and overall system throughput. For added data security, the controller typically supports a Battery Backup Unit (BBU) or CacheVault module (often sold separately), which protects the data in the cache during unexpected power outages, preventing data loss. This RAID controller supports various RAID levels, including RAID 0, 1, 5, 6, 10, 50, and 60, offering administrators the flexibility to choose the optimal balance between performance, redundancy, and capacity for their specific needs. It is an ideal solution for environments requiring reliable data storage, such as database servers, file servers, and application servers, where data integrity and availability are paramount.
Condition: Refurbished
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Typically 1–2 days handling, 3–7 days in transit.
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