Power Gating: Reducing PCIe Power Consumption to Mobile Levels (.PDF Download)

PCI Express has long been the dominant I/O interconnect in traditional PCs and servers. It has even made its way into laptops and notebooks. Only recently, though, has PCI Express been found in smaller mobile devices like smartphones and tablets. For years, the industry perception was that PCI Express was too “power hungry” to ever succeed in such smaller battery-powered devices, so what has changed?...

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