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HG129 - Dell PERC 5/I PCI-Express SAS RAID Controller with 256MB Cache
- Type: RAID Controller Card
- Interface: SATA/150, SAS
- Speed: 3Gb/s
- Bus: PCIe x8
- RAID Levels Supported: Typically 0, 1, 5, 10 (check specific model)
- Onboard Cache: 256MB
- Manufacturer: Dell PERC
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Key specifications
See full specs ↓- Product Type
- RAID Controller Card
- Interface
- SATA/150, SAS
- Speed
- 3Gb/s
- Bus Type
- PCIe x8
- Cache Memory
- 256MB
- Manufacturer
- Dell PERC
Product details
The Dell HG129 is a PERC (PowerEdge RAID Controller) card that supports SATA/150 and SAS interfaces with a 3Gb/s transfer rate. This PCIe x8 RAID controller provides hardware-based RAID functionality for Dell PowerEdge servers.
Technical Information
| Product Type | RAID Controller Card |
| Interface | SATA/150, SAS |
| Speed | 3Gb/s |
Additional Specifications
| Bus Type | PCIe x8 |
| Cache Memory | 256MB |
| Manufacturer | Dell PERC |
Description
The Dell HG129, identified as a PERC (PowerEdge RAID Controller) card, is a hardware-based RAID solution designed to enhance data protection and performance for Dell PowerEdge servers. It features a PCIe x8 interface, ensuring high bandwidth connectivity to the server's motherboard. The controller supports both SATA/150 and SAS interfaces, offering flexibility in drive compatibility, and operates at a 3Gb/s transfer speed per lane, which was standard for its generation. This RAID controller provides hardware-level RAID capabilities, meaning it offloads RAID processing from the server's CPU, leading to improved system performance, especially under heavy I/O loads. It typically supports various RAID levels such as RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for balance), and RAID 10 (striped mirrors for performance and redundancy), allowing administrators to configure storage arrays based on their specific needs for performance, data protection, or a combination of both. Equipped with 256MB of onboard cache memory, the HG129 helps to accelerate read and write operations by temporarily storing frequently accessed data. This cache, often paired with battery backup unit (BBU) or flash-backed write cache (FBWC) in higher-end controllers, significantly improves write performance and ensures data integrity in the event of a power loss. The Dell HG129 is a foundational component for building reliable and performant storage subsystems in older Dell server generations.
Condition: Refurbished
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