IBM-compatible mainframes

GPTKB entity

Statements (39)
Predicate Object
gptkbp:instanceOf gptkb:architecture
gptkbp:alsoKnownAs IBM clones
IBM mainframe compatibles
gptkbp:compatibleWith gptkb:IBM_System/360
gptkb:IBM_System/370
gptkb:IBM_System/390
gptkb:IBM_zSeries
gptkbp:declinedAfter late 1980s
gptkbp:enables competition with IBM in mainframe market
https://www.w3.org/2000/01/rdf-schema#label IBM-compatible mainframes
gptkbp:influencedBy IBM's open architecture documentation
gptkbp:marketedAs plug-compatible mainframes
gptkbp:notableBrand gptkb:Fujitsu
gptkb:Hitachi
gptkb:Amdahl_Corporation
gptkb:Itel
Comparex
Magnuson Computer Systems
National Advanced Systems
gptkbp:notableEvent Hitachi Data Systems acquisition of National Advanced Systems
decline after IBM's price cuts and technical advances
Amdahl v. IBM antitrust case
gptkbp:originatedIn 1960s
gptkbp:refersTo mainframe computers compatible with IBM's mainframe architecture
gptkbp:relatedTo gptkb:IBM_PC_compatibles
gptkb:IBM_mainframe
mainframe computer
gptkbp:runsThrough gptkb:z/OS_operating_system
gptkb:Linux_on_IBM_Z
MVS operating system
VSE operating system
VM operating system
z/VM operating system
gptkbp:significance mainframe computer industry
gptkbp:usedIn gptkb:government_agency
financial institutions
large enterprises
gptkbp:bfsParent gptkb:Amdahl_Corporation
gptkbp:bfsLayer 7