Challenge^® DM

Technical Specifications

Processor Data MIPS R4400TM MC 64-bit RISC CPU Quantity 1 to 4 Primary Caches 16KB on-chip instruction cache 16KB on-chip data cache Secondary Cache 1 to 4MB secondary cache Systems Bus Bandwidth 1.2GB/sec, sustained, parity protected Size 256-bit wide data path 40-bit wide physical address path Memory subsystem Physical Memory 64MB to 6GB, ECC protected Interleaving 1,2, or 4-way High-Speed I/O Subsystem Bus Type SGI HIO bus Bandwidth 320MB/sec per HIO bus No. of Buses 1 to 3 No. of HIO Slots 2 to 6 Industry Standard I/O Subsytem Bus Type VME64 bus Bandwidth 50MB/sec per VME64 bus No. of Buses 1 Mass Storage Interfaces Up to 24 SCSI-2 channels Protocols SCSI-2, FAST/WIDE, single-ended or differential Max. Bandwidth 20MB/sec per channel Device Capacity 2GB, 4.3GB, or 9.1GB* formatted

External Storage Vault L 72.8GB per unit Vault XL 873.6GB per unit Max. Configuration 3.7TB max non-RAID 10.0TB max RAID-5 Removable Media SCSI Devices CD-ROM, DAT, 8mm tape drive, 1/4" cartridge tape, DLT tape drive Communications Integrated Serial I/O Up to 12 serial ports Ethernet, SCSI-2 Integrated Parallel I/O Up to 3 parallel ports VME Controllers Ethernet, FDDI, 100Base-T SGI HIO Controllers FDDI, HiPPI, SCSI-2, Ethernet, ATM Dimensions & Weights Dimensions Height: 25.2" Width: 20.5" Depth: 32" Net Weight 160 lbs (72.6 kg) Vault L Dimensions Height: 27.75" Width: 7.5" Depth: 20.5" Vault XL Dimensions Height: 62.3" Width: 27" Depth: 48" Environmental (Non-operating) Temperature -20 to +60 C Humidity 10% to 95% non-condensing Altitude 40,000 MSL Environmental (Operating) Temperature +5 to +35 C Humidity 10% to 80% non-condensing Altitude 10,000 MSL Noise 65 dBA

Electrical & Power Voltage - Standard 110-220 VAC 1 Phase Frequency 50/60 Hz Heat Dissipation 16,000 BTU/hr, max (1 Phase) Electrical Service 110 VAC @ 20A 208 VAC @ 16A Service Type USA, JAPAN NEMA 5-20P (110v) 6-20 P (220v) International- IEC-309 Software System Software IRIX(tm) 6.2, X/OPEN XPG4 BASE 95, IEEE POSIX 1003.2, FIPS 151-2, UNIX System V.4, 4.3 BSD extensions, MIPS ABI, SVID Issue 3, X11R6, Motif Window Manager 1.2, IRIS GL(tm) Compilers ANSI C, C++, Fortran77, Ada, Pascal, Power C Accelerator (PCA), Power Fortran Accelerator (PFA) Networking TCP/IP, NFS(tm) V2/V3,DECnet(tm), LAT(tm) emulator IBM 3270(tm), SNA3270(tm), SNA3770(tm), SNA LU6.2, NetVisualyzer(tm) Spectrum SNMP management SNMP MIB Server Software IRIS NetWorker(tm) XFS(tm) 64-bit journaled filesystem with guaranteed rate I/O IRIXPro(tm) Systems Management Toolbox Performance Co-Pilot system and network performance monitoring software PC/Macintosh integration Support for third-party AppleTalk and NetWare server software, support for PC and Macintosh 3.5" floppies Security Trusted IRIX version 5.3 B1 security Regulatory Agency Approvals Electromagnetic FCC Class A Emission Canada DOC. Class A, CISPR 22 Class A, Germany VDE Class A, VCCI Class 1 Product Safety UL 1950 CSA 22.2 (#950) IEC 950 EN 60-950 Class 1 SELV Ergonomic/Health Germany ZH618

* Not available until mid-1996