Dimensions (height x width x depth)

26" x 21" x 29" (66 cm x 54 cm x 74 cm)

Weight

Minimum

195 lbs (88.45 Kg)

Maximum

300 lbs (112 Kg)

Electrical requirements

Input voltage

104 V to 132 V, or 200 V to 240 V (both single phase)

Input power

1400 W RMS (max.), 2112 VA (max)

Frequency range

50/60 Hz

Current

115 VAC at 16 amps or 220 VAC at 13 amps

Power consumption

1900 W DC continuous

Connector

IEC320-C20 for 110 and 220 VAC operation

Safety

UL

Listed under UL 478—Data Processing Equipment, Electronic

Canadian Standards Association (CSA)

Certified under CSA 220-M1986—Information Processing and Business Equipment

TUV

Licensed under CENELEC European Norm EN 60 950/09.87

EMI

FCC Class A, VDE Level A, DOC Class A, VCCI Class 1,
CISPR-22, Class 1

Environmental

Operating

5 to 35 degrees C at sea level

Nonoperating

-20 to +60 degrees C at sea level

Heat dissipation

Chassis

8160 BTU/hour max.

Monitor

512 BTU/hour

Relative humidity

10 to 80%, noncondensing (operating)
10 to 95%, noncondensing (nonoperating)

Noise (acoustics)

57 dBA

Processor

CPU/FPU

MIPS R4400A (75 MHz external, 150 MHz internal)

Number of CPU boards

1 to 3 (server system)
1 (graphics system)
Note: Each CPU board may have two or four R4400A processors

Number of R4400A processors

2 to 12 (server system)
2 to 4 (graphics system)

CPU memory size

64 MB to 2 GB, up to 4 way interleaved, ECC protected

Memory interleave
factor

1, 2, or 4 way (server system)
1 or 2 way (graphics system)

Mass storage

Interfaces

Up to 24 SCSI II channels (server system)
Up to 8 SCSI II channels (graphics system)
Note: There are eight channels per IO4 board. The server system may have up to three IO4 boards; the graphics system has one IO4 board.

Bandwidth

20 MB/s per channel

Device Capacity

2 GB formatted

Maximum Configuration

14 GB (based on seven half-height SCSI disks)

Communication ports (server system)

The CHALLENGE server can support up to three IO4 boards with up to nine RS232 and three RS422 serial ports, three parallel ports, three AUI Ethernet ports, three sets of internal and external system interrupt jacks. Note: These jacks provide CPU interrupt signals in a multiple system configuration.

Serial ports (server system)

Four serial ports per IO4 board: three 9-pin RS232, one RS422, and two 8-pin DIN power connectors.

Communication ports(graphics system)

Up to four serial ports, one parallel port, one Ethernet port, one AUI Ethernet port, one set of internal, and external system interrupt jacks.

Parallel

25-pin Centronics

VME64 controllers

Ethernet, FDDI, SCSI

I/O system

I/O bus type

VME64 bus

No. of VME buses

1

VME bus slots

The server configuration has five slots. The graphics configuration has three slots.

I/O bandwidth

64 MBs

Software

O/S

IRIX release 5.0 (Sherwood)

Compilers

C, Fortran

Graphics

Open GL

Connectivity

DECnet, Ethernet, FDDI, HiPPI, NFS, TCPIP network protocol

User interfaces

X11, Open GL

Graphics

Applicable to Onyx graphics configuration only

Vectors per second

1.5 M

Antialiased vectors per second

1.5 M

Textured polygons per second

400 K

Pixel fill flat rate per second

320 M

Pixel fill texture rate per second

320 M

Geometry board processing power

1200 MFLOPS

Texel storage

4 MB

Colors

64 billion