CPU Characteristics Pentium I

Pentium I : It is a 'superscalar’ processor. This class of CPU uses a 'U' & 'V' pipe to move instructions incrementally
Processor Speed(s): 60-200 MHz
PGA : 273
Data Bus : 64 bit is capable of Quad Word or Qword data transfers at a time.
Address Bus : 32 bit
Slot/Socket : Socket 4 or 5
FSB : 50-66 MHz
L1 Cache : 16 KB
L2 Cache : No
Voltage : +5 Vdc This processor consumed large amounts of power, generated a lot of heat required the use of a cooling fan.

Processors and Their Data Bus Widths

Processor ----------------------------Data Bus Width
------------------------------------------------------------------
8088 -------------------------------------8-bit
8086 -------------------------------------16-bit
286 ---------------------------------------16-bit
386SX -----------------------------------16-bit
386DX ---------------------------------- 32-bit
Pentium/AMD-K6---------------------64-bit
Pentium Pro/Celeron/II/III---------64-bit
AMD Duron/Athlon -------------------64-bit
Pentium 4 -------------------------------64-bit
Itanium----------------------------------64-bit
Xeon--------------------------------------64-Bit
Atom-------------------------------------64-Bit
Dula Core ------------------------------64-Bit
Core 2 Duo-----------------------------64-Bit
Core 2 Quad ---------------------------64-Bit
Core 2 Extreme------------------------64-Bit
Core i3-----------------------------------64-Bit
Core i5-----------------------------------64-Bit
Core i7-----------------------------------64-Bit

Windows 7 Disadvantages

-Required High hardware configuration.
-Windows 7 needs RAM capacity of at least 1 GB.
-Windows 7 cannot be easily upgraded from windows XP.
-Driver support is not providing for the old systems and the old motherboard and peripherals.
-Many applications can't to run in windows 7
-A bug in Windows Media Player 12
-Expensive than the previous Microsoft operating systems.