But what does it take to get started with ISA or PCI expansion cards today? From top to bottom: 8-bit XT bus, 16-bit AT/ISA, 32-bit EISA. An important thing to note about ISA and the original PC ...
The speed is derived from the number of parallel channels (16 bit, 32 bit, etc.) and clock speed. Also known as a "frontside bus," it is faster than the peripheral bus (PCI, ISA, etc.), ...