115C_1_ee115c_10

115C_1_ee115c_10 - Power 1 The Power Challenge 400 million...

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1 Power
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2 400 million computers in the world 0.16 PW (PetaWatt = 10 15 W) of power dissipation Equivalent to 26 nuclear plants! Data centers represent the absolute challenge 1 single server rack is between 5 and 20 kW 100’s of those racks in a single room! The Power Challenge
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3 Courtesy of IBM Power and energy management and minimization have emerged as some of the most dominant roadblocks. The best opportunity lies in a very aggressive scaling and adaptation of supply and threshold values in concert with a careful orchestration of the system activity. 138 W/cm 2 Power and Energy Challenges
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4 0 20 40 60 80 100 120 140 160 1940 1950 1960 1970 1980 1990 2000 2010 First Commercial Use Energy Density (Wh/kg) Trend Line NiCd SLA NiMH Li-Ion Reusable Alkaline Li- Polymer Factor 4 over the last 10 years! Battery Energy and Progress Gasoline 14kWh/kg
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5 Power in CMOS gates =+ + 2 total 0-1 DD clk DD short circuit DD static DD leakage P α CV f V I V I + V I Power is governed by the 3 part equation above Dynamic CV 2 f (switching) power (<80%)
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115C_1_ee115c_10 - Power 1 The Power Challenge 400 million...

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