Moore’s Law – Intel Microprocessors
Source: Intel
Introduction & Trends |
Introduction to Digital Integrated Circuit Design |
Lecture 1 - 45 |
Evolution in Complexity
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Introduction & Trends |
Introduction to Digital Integrated Circuit Design |
Lecture 1 - 46 |
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Why ?
Why more transistors per IC?
•Smaller transistors
•Larger dice
Why faster computers?
•Smaller, faster transistors
•Better microarchitecture
•Fewer gate delays per cycle
Introduction & Trends |
Introduction to Digital Integrated Circuit Design |
Lecture 1 - 47 |
Scaling
The only constant in VLSI/IC design is constant change
Feature size shrinks by 30% every 2-3 years
•Transistors become smaller, faster, less power hungry, cheaper to manufacture
•Noise, reliability issues
• Current density goes up |
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10 |
10 |
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• Wires do not improve |
(μm) |
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6 |
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3 |
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(and may get worse) |
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Size |
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1.5 |
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1 0.8 |
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Scale factor S |
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1 |
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0.6 |
0.13 |
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Technology nodes |
Feature |
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Typically |
S = |
2 |
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0.35 |
0.25 |
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0.18 |
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0.1 |
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0.09 |
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1965 |
1970 |
1975 |
1980 |
1985 |
1990 |
1995 |
2000 |
2005 |
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Year |
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Introduction & Trends |
Introduction to Digital Integrated Circuit Design |
Lecture 1 - 48 |