Why Parallel Matters

Posted by Scott_Ruecker on Mar 3, 2011 8:20 PM EDT
Linux Magazine; By Douglas Eadline, Ph.D.
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As the move to multi-core accelerates so does the need for parallel programming, but first let's look at what is causing this trend. There is a general rule in computing that says performance and capacity move down the market pyramid as time progresses. We all know that our phones (even the dumb ones) are much more powerful than the first computers. Indeed, many new smart phones will have two compute cores. Technically speaking, the NVidia Tegra 2 has 8 processing units, two of which are general purpose ARM Cortex A9 cores, the others are for audio, video, etc.

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