Statements (23)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
mainframe computer
|
| gptkbp:architecture |
36-bit
|
| gptkbp:discontinued |
late 1970s
|
| gptkbp:family |
Xerox Sigma series
|
| https://www.w3.org/2000/01/rdf-schema#label |
Xerox Sigma 9
|
| gptkbp:introduced |
1973
|
| gptkbp:length |
36 bits
|
| gptkbp:manufacturer |
gptkb:Xerox_Data_Systems
|
| gptkbp:marketedAs |
Sigma 9
|
| gptkbp:memoryType |
core memory
|
| gptkbp:notableInstitution |
gptkb:Lawrence_Livermore_National_Laboratory
gptkb:University_of_Maryland |
| gptkbp:operatingSystem |
gptkb:BOS
gptkb:UMD gptkb:CP-V |
| gptkbp:predecessor |
Xerox Sigma 7
|
| gptkbp:processor |
microprogrammed
|
| gptkbp:RAM |
1 megaword
|
| gptkbp:successor |
Sigma 9R
|
| gptkbp:usedFor |
scientific computing
business data processing |
| gptkbp:bfsParent |
gptkb:Xerox_Sigma_7_mainframe
|
| gptkbp:bfsLayer |
8
|