EE 306 - Lecture - Power Arch Talk - F'07

EE 306 - Lecture - Power Arch Talk - F'07 - Power Aware...

Info iconThis preview shows pages 1–14. Sign up to view the full content.

View Full Document Right Arrow Icon
Power Aware Architectural Design Mark McDermott Sep 17th, 2007
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Foil # 2 Trends: Move to embedded computing 0 20 40 60 80 100 120 ' 9 8' 9 9' 0 0' 0 1' 0 2' 0 3 Units (millions) PC G a m e M c h i n C l u r EC Personal Computing ˠ Embedded Computing Wintel ˠ Non-Wintel Shift of Technology Driver 0 50 100 123456 100 50 0 '98 '00 '02 (%) PC EC Source: SONY Corp
Background image of page 2
Foil # 3 iPhone is an example of embedded computing Courtesy: Apple.com
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Foil # 4 Moore’s Law: Transistors 4004 8008 8080 8085 8086 286 386 486 Pentium ® proc P6 0.001 0.01 0.1 1 10 100 1000 10000 1970 1980 1990 2000 2010 Year Transistors (MT) 900M 1.8B 425M 200M Courtesy: Shekhar Borkar, Intel
Background image of page 4
Foil # 5 Moore’s Law: Die Size P6 Pentium ® proc 486 386 286 8086 8085 8080 8008 4004 1 10 100 1970 1980 1990 2000 2010 Year Die size (mm) ~7% growth per year ~2X growth in 10 years 41 36 32 28 Courtesy: Shekhar Borkar, Intel
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Foil # 6 Moore’s Law: Frequency P6 Pentium ® proc 486 386 286 8086 8085 8080 8008 4004 0.1 1 10 100 1000 10000 100000 1970 1980 1990 2000 2010 Year Frequency (Mhz) 30GHz 14GHz 6.5GHz 3 Ghz Courtesy: Shekhar Borkar, Intel
Background image of page 6
Foil # 7 Moore’s Law: Power PPro Pentium 486 386 286 8086 8085 8080 8008 4004 0.1 1 10 100 1971 1974 1978 1985 1992 2000 Year Power (Watts) Power increases exponentially Power increases exponentially P4 Courtesy: Shekhar Borkar, Intel P4 (90nm) Core-duo 65nm Core2-duo 65nm Power wall
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Foil # 8 10 20 30 40 50 60 70 80 90 100 110 0.25µ 0.18µ 0.13µ 0.1µ 0.07µ 0.05µ Percent of Usable Power Logic Array Usable power z Usable power is diminishing due to various transistor effects. z Logic devices are degrading faster than array devices.
Background image of page 8
Foil # 9 1 10 100 1,000 0.25µ 0.18µ 0.13µ 0.1µ 0.07µ 0.05µ Power Density (Watts/cm 2 ) Logic Array Power density z Next generation process will provide more transistors than can be used (@ fixed power). z Use of array devices provide better POWER-PERF optimization. Intel core2 duo in 65nm
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Foil # 10 Some more on power density 1 10 100 1000 1.3um 1.0um 0.8um 0.6um 0.35um 0.25um 0.18um 0.13um 0.10um 0.07um Watts/cm 2 Hot plate Nuclear Reactor Surpassed hot-plate power density in 0.6um Not too long to reach nuclear reactor Source: Tom’s Hardware Guide Courtesy: Shekhar Borkar, Intel
Background image of page 10
Foil # 11 Energy vs. Power
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Foil # 12 Performance vs. Frequency Specint2000 per MHz 0.01 0.10 1.00 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 00 01 02 03 04 05 intel 386 intel 486 intel pentium intel pentium 2 intel pentium 3 intel pentium 4 i ntel i tani um Al pha 21064 Al pha 21164 Al pha 21264 Spar c Super Spar c Spar c64 Mips HP PA Power PC AMD K6 AMD K7 AMD x86-64
Background image of page 12
Foil # 13 Power vs. Performance 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0 200 400 600 800 1000 1200 1400 Spec2000 Watts/Spec intel 386 intel 486 i ntel penti um i ntel penti um 2 i ntel penti um 3 i ntel penti um 4 intel itanium Al pha 21064 Al pha 21164 Al pha 21264 Spar c Super Spar c Spar c 64 Mips HP PA Power PC AMD K6 AMD K7 AMD x86-64
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 14
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 30

EE 306 - Lecture - Power Arch Talk - F'07 - Power Aware...

This preview shows document pages 1 - 14. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online