Mail Archives: opendos/1998/10/16/15:39:50
>|I didn't realize that the 8088 and the 8086 were that much different. What
>|kind of computers were the 8086's installed in? Will an 8088 replace an
>|8088 in an XT or PC with any advantages?
>
> The 8088 is inferior to the 8086. The 8088 is 8-bit through and
>through whereas the 8086 is 16-bit internally but is 8-bit in its external
>communications with the bus, motherboard, and peripherals. the 8086 was
>also clocked higher than the 8088 ever was, if I understand correctly.
Er, no. Both were 16-bit processors; from a software standpoint they
are identical. The 8088 had an 8-bit external bus -- it needed two
fetches to load a 16-bit register, so it was slower. But anything that
will run on an 8086 will also run on an 8088.
raster AT highfiber DOT com
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