This is a partial list of expansion bus interfaces, or expansion card slots, for installation of expansion cards.
| Interface name | Year introduced | Connector | Max transfer | Main use | Notes | |
|---|---|---|---|---|---|---|
| 1972 | Processor independent | Industry use. | ||||
| 1974 | Designed around Intel 8080 but used with other processors too | Homebrew and industry use. | ||||
| 1981 | 10 MByte/s | Motorola 68000 based | Industry use. | |||
| 1983 | DIN 41612 a+c rows | ? | Processor independent based | Industrial quality bus, 8-bit data / 20-bit address. Eurocard sized. | ||
| 1979 | DIN 41612 a+b rows | ? | 6502 based | 8-bit data / 16-bit address. | ||
| 1981[1] | 2×31 2.54 mm | 1.99 MByte/s[2] | Widespread. | |||
| 1984[3] | 2×31 + 2×18 2.54 mm | 3.97 MByte/s[4] | Widespread. | |||
| 1985[5] | 2×50 2.54 mm card edge | 3.56 MByte/s | Auto configuration. | |||
| 1987[6] | edge card | 40 MByte/s | 32-bit and 16-bit versions | |||
| 1988[7] | edge card | 20 MByte/s | 32-bit version of ISA-16 more or less. | |||
| 1987 | DIN 41612 | 40 MByte/s | ||||
| 1990[8] | 2×50 2.54 mm card edge | 150 MByte/s | Multiplexed 32-bit. | |||
| 1990 | ||||||
| 1993[9] | card edge | 133 MByte/s | Widespread. | --> | ||
| 2004[10] | card edge | 250 MByte/s | P2P highspeed PCI. | |||
| 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. | ||
| 1987[13] | 160 MByte/s[14] | Multivendor standard for automated testing expansion cards. Working group is VXIConsortium. |