The fund, says Mr. Salvati, has "got the most out" of the individual work-station model, whereby individual processor cores are deployed to run models over a number of hours, sometimes days. Mr. Salvati resolved on a change of strategy. "We started looking for a software platform that would allow us to distribute the workloads of the models across different machines," he says. The fund has turned to Platform Computing, a specialist in grid-based super-computing, whose Platform Symphony software system will allow the institution to disseminate complex economic computation across multiple, often-underutilized computers within the IMF global network.

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