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List of computer bus interfaces

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This is a partial list of expansion bus interfaces, or expansion card slots, for installation of expansion cards.

Bus interfaces

[edit]
Interface name Year introduced Connector Max transfer Main use Notes
CAMAC 1972 Processor independent Industry use.
S-100 1974 2×50 2.54 mm card edge Designed around Intel 8080 but used with other processors too Homebrew and industry use.
VME 1981 DIN 41612 10 MByte/s Motorola 68000 based Industry use.
STEbus 1983 DIN 41612 a+c rows ? Processor independent based Industrial quality bus, 8-bit data / 20-bit address. Eurocard sized.
Acorn system bus 1979 DIN 41612 a+b rows ? 6502 based 8-bit data / 16-bit address.
ISA-8 1981[1] 2×31 2.54 mm 1.99 MByte/s[2] IBM PC Widespread.
ISA-16 1984[3] 2×31 + 2×18 2.54 mm 3.97 MByte/s[4] IBM AT Widespread.
Amiga Zorro II 1985[5] 2×50 2.54 mm card edge 3.56 MByte/s Amiga Auto configuration.
Micro Channel 1987[6] edge card 40 MByte/s IBM PS/2 32-bit and 16-bit versions
EISA 1988[7] edge card 20 MByte/s IBM clones 32-bit version of ISA-16 more or less.
NuBus 1987 DIN 41612 40 MByte/s NeXT, Macintosh II
Amiga Zorro III 1990[8] 2×50 2.54 mm card edge 150 MByte/s Amiga Multiplexed 32-bit.
PDS 1990 DIN 41612 Macintosh LC
PCI-32/33 1993[9] card edge 133 MByte/s Widespread.
PCI Express 2004[10] card edge 250 MByte/s P2P highspeed PCI.
VPX 2004[11] MultiGig RT2[12] ? Provides VMEbus-based systems with support for switched fabrics. Designed specifically with defense applications in mind. Working group is OpenVPX. VPX computer bus standard - V -VME and P -PCI and X the extents for both buses standards.
VXI 1987[13] 160 MByte/s[14] Multivendor standard for automated testing expansion cards. Working group is VXIConsortium.
  • Bus interfaces
  • ISA
    ISA
  • EISA
    EISA
  • NuBus
    NuBus
  • PCI
    PCI
  • PCI Express ×16 slot
    PCI Express ×16 slot
  • PCI Express ×1 slot
    PCI Express ×1 slot

See also

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Wikimedia Commons has media related to Computer buses.

References

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  1. ^ wiki: Industry Standard Architecture
  2. ^ Programmed I/O 4 cycles at 8.33 MHz: '(8*8330000*(1/4))/(8*2**20)
  3. ^ wiki: Industry Standard Architecture
  4. ^ '(16*8330000*(1/4))/(8*2**20)
  5. ^ Introduction year of the A1000
  6. ^ wiki: Micro Channel
  7. ^ wiki: Extended Industry Standard Architecture
  8. ^ Introduction year of the A3000
  9. ^ wiki: Conventional PCI
  10. ^ wiki: PCI Express
  11. ^ wiki: vpx
  12. ^ TE Connectivity
  13. ^ NI white paper on VXI
  14. ^ wiki: VME eXtensions for Instrumentation
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