Before revision: SpecificationInitial ReleaseBus Communication VersionPC/1041992ISA (AT and XT)2.6PC/104-Plus1997ISA and PCI PCI-1042003PCI1.1PCI/104-Express and PCIe/1042008PCI and PCI Express3.0 Bus structure vis-à=-vis form factor The specifications released by the PC/104 Consortium define multiple of Bus Structures (ISA, PCI, PCI Express) and Form Factors (104, EBX, EPIC).
After revision: SpecificationInitial ReleaseBus Communication VersionPC/1041992ISA (AT and XT)2.6PC/104-Plus1997ISA and PCI PCI-1042003PCI1.1PCI/104-Express and PCIe/1042008PCI and PCI Express3.0 Bus structure vis-à-vis form factor The specifications released by the PC/104 Consortium define multiple of Bus Structures (ISA, PCI, PCI Express) and Form Factors (104, EBX, EPIC).