User guide

Chapter

Features

The Compaq Smart Array 431 Controller is a single-channel, 64-bit PCI array

controller that is part of the Compaq Smart Array family of controllers. It

supports Wide Ultra3 SCSI technology for faster data transfer rates

(160-MB/s, and is backward compatible with the Wide Ultra2 and Wide-Ultra

SCSI-devices.) The Smart Array 431 Controller supports one SCSI channel

that can be accessed through either the external VHDCI connector or the

internal 68-pin Wide SCSI connector.

Overview of Features

Features of the Smart Array 431 Controller option board includes:

■ Supports RAID 0, 1, 0+1 (also called RAID 10), and RAID 5

■ Supports Wide Ultra3 SCSI technology, with a transfer rate up to

(160-MB/s)

■ Supports Wide Ultra3 SCSI, Wide Ultra2 SCSI and Wide-Ultra SCSI-3

hard drives

■ Single Wide Ultra3 SCSI channel supporting up to 15 drives

■ Internal 68-pin Wide SCSI connector and external VHDCI connector

■ Performance monitoring through full Compaq Insight Manager support

■ Automatic and manual performance tuning

■ Pre-failure notification and warranty for Compaq disk drives

■ Tagged command queuing

■ Multiple logical drives per drive array