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Seismic Imaging<br />

Why GPUs?<br />

• Price-to-performance ratio improvement<br />

– Want 10X to change platforms<br />

• Payback must more than cover effort & risk<br />

• Got 10X ten years ago in switching from<br />

supercomputers to PC clusters<br />

– Several years ago there were indicators<br />

we can get 10X or more on GPUs<br />

• Peak performance<br />

• Benchmarks<br />

• Simple prototype kernels<br />

12

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