Originally posted to Data Center Frontier by Rich Miller,

At last week’s Open Compute Summit, Microsoft confirmed that it is test-driving ARM cloud servers from Qualcomm and Cavium in its data centers – but only for internal workloads and not its public Windows Azure cloud.
“We’ve been running evaluations of their hardware on cloud workloads in our data centers,” said Leendert Van Doorn, a Distinguished Engineer at Windows Azure. “We run these in parallel with our production servers, and the performance is compelling. These are not the old ARM servers you knew.”
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