Grab the DAT file, run your ROM manager, and relive the golden age of the arcade.
It is the foundation for the "MAME 2000" core in RetroArch/Libretro. MAME 2000 Reference Set - MAME 0.37b5 ROMs and ...
In 2000, the average home computer ran on a Pentium III or an AMD K6-2. Emulation was computationally expensive. Later versions of MAME (0.100, 0.200, etc.) focused on accuracy over speed . This means modern MAME simulates the actual circuitry of arcade boards down to the electron level. That requires a 3GHz processor. Grab the DAT file, run your ROM manager,