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Solutions
Note: solutions to simulation exercises are not included. Chapter 12 is not yet complete, and a few other solutions are presently missing. DH 8/4/04
Chapter 1
1.1 Starting with 42,000,000 transistors in 2000 and doubling every 26 months for 10 years gives 42M ? 2 1.2
10 ? 12 ? ? ? 26 ?
? 1B transistors.
Some recent data includes:
Table 1: Microprocessor transistor counts Date
3/22/93 10/1/95 5/7/97 2/26/99 10/25/99 11/20/00 8/27/01 2/2/04
CPU
Pentium Pentium Pro Pentium II Pentium III Pentium III Pentium 4 Pentium 4 Pentium 4 HT
Transistors (millions)
3.1 5.5 7.5 9.5 28 42 55 125
1
2
SOLUTIONS
The transistor counts double approximately every 24 months.
100
Transistors (Millions)
10
1 1990
1995
2000
2005
Year
1.3
A B C D Y
1.4
A A B C (a) B D D A B (b) C Y A C D C A (c) B D Y A C C B B B A Y A B
CHAPTER 1 SOLUTIONS
3
1.5
A Y (a) A A Y (c) B (d) Y (b) B A B C Y
1.6
C B A A B C B C