Intel SRCU42L User Guide - Page 21

Hardware Specifications and Features Hardware Specifications and Features 3 This chapter covers all the hardware specifications associated with the IIR controller and its components. Section 3.5 covers optional RAID features that are supported by the RAID Software Suite. The accompanying Software Guide covers all software features. 3.1 IIR Controller Hardware Features This section provides a summary of the key features, configuration options and support interface technology supported by the IIR controller. 3.1.1 Key Features • Supports RAID levels 0, 1, 4, 5 and 10 • Supports a dual channel Ultra320 SCSI controller (one channel external and one channel internal with speeds up to 320 MB/second per channel) • Online RAID level migration and capacity expansion without reboot • RAID array roaming • Instant availability and background initialization • Automatic rebuild with private (dedicated) or pooled (global) hot fix (spare) drives • Variable data strip size configurable per array • Non hard disk drive SCSI device support (tape, CD-ROM, etc.) • 64MB of ECC SDRAM support • Read/write controller and disk caching • SAF-TE intelligent enclosure support • Hot plug disk drive auto detection configurable for non-intelligent enclosures • Hot plug drive support • PCI Hot plug support Table 3-1. Hardware Architecture Component I/O Microprocessor Cache Memory Flash Memory I/O interface (PCI) Features The 80303 processor: 100MHz, RISC 64-bit core 3.3V unbuffered, PC100, ECC SDRAM. 64MB embedded not upgradeable 3.3v, 32Mb (4MB) flash memory chip is used to store the RAID firmware PCI 2.2 compliant, universally keyed for 3.3 and 5 volt PCI slots Hardware Installation and User's Guide 21