Quote:
Originally Posted by pankaj.sea View Post
Give The Data Bus Size, Address Bus Size, Maximum Memory Support and Mode of Operation of The Following Microprocessors!

8088(PC,XT)

data bus:- 8 bits
address bus:- 20 bits
Max memory:- 1 mb
mode of operation:- Real

8086(PC,XT)

data bus:- 16 bits
address bus:- 20 bits
Max memory:- 1 mb
mode of operation:- Real

80286(AT)

data bus:- 16 bits
address bus:- 24 bits
Max memory:- 16 mb
mode of operation:- Real/protected

80386(AT386)

data bus:- 32 bits
address bus:- 32 bits
Max memory:- 4096 mb
mode of operation:- Real/protected

80486(AT486)


data bus:- 32 bits
address bus:- 32 bits
Max memory:- 4096 mb
mode of operation:- Real/protected