General Links:
- Start Page
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- Links Page
- Contact us
- Frequently asked questions
- Thanks
Live Information:
- Webcams
- Diary
Access:
- Access Request
- Terms of usage
- A/Detaching sessions
- Transfering files
Information area:
- Press
- History
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
- Login server (server)
- Successful SW-Ports
- System Logbooks
Documentation:
- Search engine
- List of all books
- Suggested reading
- CDC Models
- Papers & Talks
- On German Computers
Pictures:
- General pictures
- Deinstallation of CY830s
- CDC Cyber Boards
- Tours day on Nov 23rd 2002
- Tours day on Nov 29th 2003
- Tours day on Nov 27th 2004
- Picking up a Cray J932
- Acquisition of IPPs Cray J916
- The move
- The renovation
- Vintage computer rooms
- Operating a DEC10
- Screenshots CC545
- Air Conditioning
- Cyber 2000 from Zurich (external)
- Moving to datArena (external, short overview)
- Moving to datArena (external, long version)
Hardware Projects
- 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
- ERA
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The Cray C94-128
Click on the image to enlarge
Hostname:
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undefined
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Times of operation:
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none yet
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Machine Type:
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Cray C90
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Serial number:
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4605
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Year of introduction:
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1991
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CPU Type:
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Cray Y-MP C90 (Vector processor, ECL technology)
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Number of processors:
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4 |
Main memory:
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128 MWords -> 1024 MByte
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Word length:
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64 bit
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Binary compatibility:
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up to the Cray-1 (1976)
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Local storage:
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some SCSI disks
32 GByte SSD (RAM-Disk)
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Network connectivity:
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10 MBit Ethernet
125 MBit FDDI
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Specified performance:
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1 GFlops per CPU peak
2.5 times a Cray-2
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Measured peak performance:
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not yet measured
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Operating system:
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Cray UNICOS 9.0.2.2 (Unix-based)
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Commercial products installed:
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C Compiler, F77 Compiler
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Free software installed (/usr/local):
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Bash, GNU Make, Readline, GZip, less, vim, unzip, GNU tar, xaos, perl (in /opt)
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Links related to this machine:
- Short form users guide for this machine (written
by Cray-Cyber)
- Short form guide to vectorization and
parallelization (Cray-Cyber)
- Block
diagram of the Cray Y-MP EL
On-line documentation may be accessed via the man command when logged in,
see short form users guide.
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