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About the systems:
Cray Y-MP EL (yel)
Cyber 960 (cy960)
Cyber 860 (cy860)
Cyber 830 (phoenix)
Desktop Cyber (dtcyber)
Control Data Net (cdcnet)
SGI Origin 2000 (o2000)
CData 4680 (majestix)
Sun Enterprise 10000 (e10k)
Cray T3E (t3e)
NEC SX-4B (sx4b)
NEC UP4800/675 (siox)
Cray J916 (uhu)
Cray J932 (huh)
Cray C90
Cray T3D
Fujitsu VPP300 (vpp)
Bull DPS 6000
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Tours day on Nov 23rd 2002
Tours day on Nov 29th 2003
Tours day on Nov 27th 2004
Picking up a Cray J932
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Cyber 2000 from Zurich (external)
Moving to datArena (external, short overview)
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Cyber Disk Emulator
MUNIAC Vacuum Tube Computer

Team Members:
John G. Zabolitzky
Alexander Mann
Freddy Meerwaldt
Wolfgang Stief

In memory of:
Seymour Cray
Control Data Corp
Cray Research
Cray Computer Corp

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Control Data 4680 (majestix)

Picture of majestix
Click on the image to enlarge
Times of operation: 24x7
Machine Type: Control Data 4680-MP
Serial number: 011044-9147
Year of introduction: 1990
CPU Type: MIPS R6000 @ 60 MHz (RISC CPU, ECL technology)
512 kByte cache
Number of processors: 2
Main memory: 256 MByte
Word length: 32 bit
Binary compatibility: All Control Data 4xxx machines
MIPS <= R6000
Local storage: 2x SCSI Hard Disks Seagate ST410800N - 9 GB each
One Archive Viper QIC-150 Tape drive
A Metrum RSS-48b tape robot
Network connectivity: 10 MBit Ethernet
125 MBit FDDI
Specified performance: 40.6 SPECint92 (per CPU)
45.1 SPECfp92 (per CPU)
11 MFlops (per CPU)
62 MIPS (per CPU)
Measured peak performance: about 7 MFlops (per CPU)
Operating system: EP/IX 2.2.1AA (UNIX-based (choose between SysV or BSD43 style))
Commercial products installed: ANSI C Compiler, F77 Compiler, RISCwindows, NQS, FDDI
Free software installed (/usr/local): GNU Tar 1.13, Bash 2.05b (your login shell), g(un)zip
Donated by: Münchener Rechenzentrum

Links related to this machine:
- EP/IX software porting guide (by Cray-Cyber)

On-line documentation may be accessed via the man command when logged in.
All content on and all subsites of are Copyright © 2002-2007 by the Cray-Cyber Team
Cray is a registered trademark of Cray Inc.

Document last modified on: Sun, 12.October.2014 16:07:01