Hardware Architecture Features

The ADAC Ultra2 S466 hardware architecture features include:

Specification

Processor

SCSI Controller

Size of Flash ROM

Amount of NVRAM

Hardware XOR assistance

Direct I/O

Removable cache memory module

SCSI bus termination

Double-sided SIMMs

Auxiliary TermPWR source

Direct I/O bandwidth

Feature

Intel i960RP3V 33

Symbios Logic 53C895

1MB 32 KB No Yes Yes

Active, single-ended or LVD

Yes

No

132 MB/s

Array Performance Features

The ADAC Ultra2 S466 array performance features include:

Specification

Host data transfer rate

Drive data transfer rate

Maximum Scatter/Gathers

Maximum size of I/O requests

Maximum Queue Tags per drive

Stripe Sizes

Maximum number of concurrent

commands

Feature

132MB/s 80 MB/s

26elements

6.4MB in 64 KB stripes 211

2 KB, 4 KB, 8 KB, 16 KB, 32 KB, 64

KB, or 128 KB

255

Chapter 4 Features

31