Intel 273561-003 manual IIR Controller Hardware Features, Hardware Architecture Features

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 implemented software features.

3.1IIR Controller Hardware Features

This section provides a summary of the key features, configuration options and support interface technology supported by the IIR controller.

Table 3-1. Hardware Architecture Features

Component	Feature
I/O Microprocessor	The 80303 processor: 100MHz, RISC 64-bit core
	The 80303 IOP supports up to 512 Mbytes of 64-bit 100
	MHz ECC SDRAM operating at 66 MHz. It is backward
Cache Memory	compatible to support 64, 128, and 256 Mbit SDRAM
	technologies. Note: The SRCMRU is limited to 32MB of
	embedded memory.
Flash Memory	3.3v, 16Mbit (2 MB) flash memory chip is used to store
	the RAID firmware
I/O interface (PCI)	RAIDIOS-enabled PCI 2.2 compliant
PCI Transfer Rate	528MB/second (burst)
PCI Signaling	Capable of being used in a 5 volt or 3.3 volt slot.

Table 3-2. Electrical Specifications

Attribute	Measurements
Voltage Requirements	+5, 3.3 Volts (all +/– 5% tolerance)
Power Consumption	+5V @ 0.25 Amps = 1.25W
	+3.3V @ 2.5 Amps = 8.25W

Hardware Installation and User’s Guide 17