INTEL 8088
PC/HT AND IBM PC XT PROCESSOR CHIP
MAXIMUM CLOCK SPEED OF 8 MHz
MAXIMUM PHYSICAL MEMORY OF 1 MegaBytes
INTERNAL DATA BUS SIZE OF 16 BITS
EXTERNAL DATA BUS SIZE OF 8 BITS
MAXIMUM BUS BAND WIDTH OF 2 MegaBytes/Sec
TWENTY FOUR REGISTERS
INTEL 8086 INSTRUCTION SET


INTEL 8086
B21 AND B22 PROCESSOR CHIP
MAXIMUM CLOCK SPEED OF 10 MHz
MAXIMUM PHYSICAL MEMORY OF 1 MegaBytes
INTERNAL DATA BUS SIZE OF 16 BITS
EXTERNAL DATA BUS SIZE OF 16 BITS
MAXIMUM BUS BAND WIDTH OF 5 MegaBytes/Sec
TWENTY FOUR REGISTERS



INTEL 80286
B28, PC/microIT, PC/IT AND IBM AT PROCESSOR CHIP
MAXIMUM CLOCK SPEED OF 12.5 MHz
MAXIMUM PHYSICAL MEMORY OF 16 MegaBytes
MAXIMUM LOGICAL MEMORY OF 1 GigaBytes
MAXIMUM SEGMENT SIZE OF 64 KiloBytes
INTERNAL DATA BUS SIZE OF 16 BITS
EXTERNAL DATA BUS SIZE OF 16 BITS
MAXIMUM BUS BAND WIDTH OF 12.5 MegaBytes/Sec
TWENTY FOUR REGISTERS
FOUR STAGE PIPELINE ARCHITECTURE
TWO MODES OF OPERATION:
REAL MODE
PHYSICAL MEMORY ADDRESS LIMITED TO 1 MegaByte
INTEL 8086 / 8088 EMULATION
PROTECTED VIRTUAL ADDRESS MODE
VIRTUAL MEMORY SEGMENTS
PROTECTION ARCHITECTURE
SUPPORT OF BINARY CODED DECIMAL (BCD) DATA TYPES
SUPER-SET OF INTEL 80186 INSTRUCTION SET
APPROXIMATELY TWICE AS FAST AS INTEL 80186




INTEL 80386
B38 AND BXX PROCESSOR CHIP
MAXIMUM CLOCK SPEED OF 16 MHz
MAXIMUM PHYSICAL MEMORY OF 4 GigaBytes
MAXIMUM LOGICAL MEMORY OF 64 TeraBytes (246)
MAXIMUM SEGMENT SIZE OF 4 GigaBytes
INTERNAL AND EXTERNAL DATA BUS SIZE OF 32 BITS
MAXIMUM BUS BAND WIDTH OF 32 MegaBytes/Sec
THIRTY REGISTERS
SPECIAL HIGH-SPEED (3.5-16 mSec) TASK SWITCHING HARDWARE
ADDITION OF TWO 32 BIT REGISTERS IN 2 CLOCK CYCLES
MULTIPLICATION OF TWO 32 BIT REGISTERS IN 9 TO 42 CLOCKS
SIX STAGE PIPELINE ARCHITECTURE
SUPER-SET OF INTEL 80286 INSTRUCTION SET
REAL AND PROTECTED VIRTUAL ADDRESS MODES
VIRTUAL MEMORY PAGING AND SEGMENTATION
VIRTUAL INTEL 8086 MODE ( REAL MODE )
SUPPORT OF BIT STRING DATA TYPE FOR GRAPHICS
SPECIAL SUPPORT FOR OFF-CHIP CODE AND DATA CACHE
SEGMENT DESCRIPTORS DEFINING PROTECTION, TYPE AND LIMITS
FOUR LEVEL HIERARCHAL MEMORY PROTECTION SCHEME
EXTENDED DEBUGGING CAPABILITIES
APPROXIMATELY TWICE AS FAST AS INTEL 80286