snydeq writes: "HP's decision to go with ARM for its new Redstone server "platform" is a blow to Intel, but the real story is that AC power now costs more than hardware, InfoWorld reports. 'HP's new high-concept initiative, Project Moonshot, under which the Redstone project was launched
... is actually a pretty bold plan: Push the data center toward extreme low-power servers and "hyperscale" architecture (another way of referring to a large private cloud). As a proof of concept, you're supposed to be able to squeeze more than 2,800 Redstone servers in a single rack. According to HP Labs, this configuration yields 89 percent less energy, 94 percent less space, and an overall cost reduction of up to 63 percent compared to traditional server systems.'"