Intel RAID Controller

Overview

The Intel RS2MB044 is a RAID controller designed to provide reliable data protection and flexible storage expansion for server environments. It supports both SAS and SATA drives with data transfer speeds up to 6 Gb/s, making it suitable for handling large backups, virtual machines, and media files efficiently. Equipped with an LSI2108 processor and 512 MB of embedded cache, it maintains smooth read and write operations even under heavy workloads.

Key features

• Supports both SAS and SATA drives, allowing versatile storage configurations
• Data transfer rate of up to 6 Gb/s ensures fast and predictable performance
• Four internal and four external ports provide flexible connectivity options for in-chassis and external storage
• Handles up to 240 connected devices, enabling large-scale storage expansion without additional cards
• LSI2108 IO processor optimizes data flow and maintains consistent performance under load
• 512 MB embedded cache memory improves read/write efficiency and responsiveness
• PCI Express 2.0 x8 interface offers broad compatibility with modern server motherboards
• Compatible with Windows, Linux, Solaris, and VMware operating systems for seamless integration
• Supports Intel AXXRSBBU7 and AXXRSBBU8 backup battery units to protect cached data during power loss
• Includes both standard and low-profile brackets to fit a variety of server chassis

Key specs

• Processor: LSI2108 IO controller
• Cache memory: 512 MB embedded
• Data transfer rate: up to 6 Gb/s
• Ports: 4 internal SAS/SATA, 4 external SAS/SATA
• Maximum connected devices: 240
• Interface: PCI Express 2.0 x8
• Operating system compatibility: Windows, Linux, Solaris, VMware
• Backup battery compatibility: Intel AXXRSBBU7, AXXRSBBU8
• Form factor: standard and low-profile brackets included

Connectivity and compatibility

This RAID controller offers a balanced mix of internal and external ports, allowing you to connect multiple drive bays inside your server as well as external storage enclosures. The PCI Express 2.0 x8 interface ensures compatibility with most modern server motherboards, while support for a wide range of operating systems makes it a versatile choice for diverse IT environments. The absence of included SAS cables lets you select cable lengths and connectors that best fit your rack layout and setup.

Performance and reliability

The combination of the LSI2108 processor and 512 MB of cache memory helps maintain smooth data throughput even during intensive operations. This controller is designed to handle large numbers of connected drives, making it suitable for growing storage needs without sacrificing performance. Compatibility with Intel backup battery units adds an extra layer of data protection by preserving cached information during unexpected power interruptions.

Ideal uses and environments

The Intel RS2MB044 fits well in small business servers consolidating storage or in busy data center nodes requiring scalable and reliable RAID management. Its support for multiple operating systems and extensive device connectivity makes it a strong choice for administrators managing virtual machines, large backups, or media files. This controller is well suited to environments where flexibility, performance, and data integrity are critical.