Thursday, November 17, 2005

Exchange 12 will be 64 bit only

Microsoft announced yesterday that it will be 64 bit only as they have seen significant performance gains on this platform -
They tested Exchange on 64 bit and found almost a 75% reduction in IOs per second compared with Exchange 2003. This could result in almost a 4X increase in the number of users on the same disks or require 1/4 the disks to support the same users from a throughput perspective.

Read more at Eileen's post and in the official press release.

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