On Wed, 2 Oct 2002 09:49:26 -0400 (EDT) Donald Becker <becker@scyld.com> wrote: "Most ISA busses run at 8MHz and require three or more cycles per 16 "bit transfer. The "8MB/sec" number usually comes from people "misinterpreting "8MHz". Yeah probably. But I have a few good reference books.;) 8Mhz x 16 bits = 128Mbit/sec 128Mbit/sec /2cycles = 64Mbit/sec 64Mbit/sec /8 = 8MBytes/sec Thanks much. bill