Transcription: There are many types of buses used in PCs today. How fast your PC performs depends on the type of bus it uses. The original IBM PC used an 8-bit bus to transmit data along parallel data lines, like these. The modern 16-bit bus, also called an ISA bus, transports data over 16 lines. To remain compatible, it can also accept older 8-bit adapter cards. The more advanced ESA bus doubles the number of lines again to 32. 8 and 16-bit cards fit into the ISA slots far enough to only contact the first row of 16 connectors. On the other hand, a true ISA board connects with all 32 contacts. The local bus ...
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