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Full-Text Articles in Engineering

Power Management For Gpu-Cpu Heterogeneous Systems, Xue Li Dec 2011

Power Management For Gpu-Cpu Heterogeneous Systems, Xue Li

Masters Theses

In recent years, GPU-CPU heterogeneous architectures have been increasingly adopted in high performance computing, because of their capabilities of providing high computational throughput. However, current research focuses mainly on the performance aspects of GPU-CPU architectures, while improving the energy efficiency of such systems receives much less attention. There are few existing efforts that try to lower the energy consumption of GPU-CPU architectures, but they address either GPU or CPU in an isolated manner and thus cannot achieve maximized energy savings. In this paper, we propose GreenGPU, a holistic energy management framework for GPU-CPU heterogeneous architectures. Our solution features a two-tier …


A Life Cycle Comparison Of Light-Frame Wood And Insulated Concrete Form Building Envelopes: Energy Use And Green House Gases, Sherman Authur Matthews Aug 2011

A Life Cycle Comparison Of Light-Frame Wood And Insulated Concrete Form Building Envelopes: Energy Use And Green House Gases, Sherman Authur Matthews

Masters Theses

Given the building sector’s substantial contribution to global energy use and green house gas (GHG) emissions, it is of great importance that only the most effective building envelopes are utilized. Conventional light-frame wood building envelopes are highly popular due to their ease of construction and building economy; however the life cycle performance of the building envelope is often overlooked when this selection is made. Although insulated concrete form (ICF) building envelopes generally require a substantially higher embodied energy input, it should be considered that improvements during a building’s operation phase can offers significant energy returns, ultimately reducing the building’s life …