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LSI LSI00278 Logic MegaRAID 6Gb/s SAS PCIe 2.0 x8 Raid Controller
- Interface: PCIe 2.0 x8
- SAS Speed: 6Gb/s per lane
- RAID Levels: Supports RAID 0, 1, 5, 6, 10, 50, 60
- Drive Support: SAS and SATA drives
- Cache Memory: Typically 512MB or 1GB DDR2/DDR3
- Connectors: Internal SAS connectors (e.g., SFF-8087)
- Features: Battery Backup Unit (BBU) support for cache protection
- Controller Type: Hardware RAID
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Product Overview
The LSI Logic MegaRAID 6Gb/s SAS PCIe 2.0 x8 RAID controller is an enterprise-grade storage adapter designed to manage and accelerate multiple hard drives. It provides advanced RAID capabilities, high-speed data transfer, and enhanced data protection for servers.
Technical Information
| Interface | PCIe 2.0 x8 |
| SAS Speed | 6Gb/s |
| RAID Levels | 0, 1, 5, 6, 10, 50, 60 |
| Drive Type | SAS, SATA |
Additional Specifications
| Cache | 512MB / 1GB (typical) |
| Brand | LSI Logic |
| Model | MegaRAID (specific model varies) |
| Controller Type | Hardware RAID |
Product Description
The LSI Logic MegaRAID LSI00278 is a high-performance hardware RAID controller designed for enterprise server environments. It utilizes the PCIe 2.0 x8 interface, providing ample bandwidth for its 6Gb/s SAS (Serial Attached SCSI) ports. This controller allows for the management of multiple SAS and SATA drives, enabling advanced data protection and performance enhancement through various RAID configurations. Key RAID levels supported typically include RAID 0 (striping for performance), RAID 1 (mirroring for redundancy), RAID 5 (striping with parity for balance), RAID 6 (striping with dual parity for enhanced redundancy), and RAID 10 (striped mirrors for performance and redundancy). The controller often comes with a significant amount of onboard cache memory (e.g., 512MB or 1GB) to buffer read and write operations, further boosting performance. Support for a Battery Backup Unit (BBU) or CacheVault module is crucial for protecting data in the cache during power outages, ensuring data integrity. This controller is essential for servers that host critical data, databases, or applications requiring high I/O throughput and data availability. Its hardware-based RAID processing offloads the burden from the host CPU, ensuring consistent performance regardless of system load. The 6Gb/s SAS interface ensures compatibility with modern high-speed storage devices, making it a versatile solution for storage consolidation, performance upgrades, and data redundancy.
