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You can get 1.5% of that processing power in a single graphics card now. So in 7 years, we should be able to buy that much power for about $350 :)

Here's a really interesting read about the trials of upgrading to WCOSS: http://www.washingtonpost.com/blogs/capital-weather-gang/wp/...

I'd assumed that 'trials' meant 'snafu in a big software project'.

But actually it's about the butterfly effect making it impossible to get exact agreement between the old and new systems for forecasts longer than about 5 days.

More details here: http://www.nwas.org/committees/waf/new_supercomputer.php