BXM80532GC1900D - Intel Pentium 4 M 1.90GHz 400MHz FSB 512KB L2 Cache Socket 478 Mobile Processor

A bus is a subsystem that transfers data between computer components or between computers. Types include front-side bus (FSB), which carries data between the CPU and memory controller hub; direct media interface (DMI), which is a point-to-point interconnection between an Intel integrated memory controller and an Intel I/O controller hub on the computer