HoloLens secrets revealed: Microsoft details its 24-core 'holographic processor'

Even though an early iteration of Microsoft’s HoloLens augmented reality headset is already shipping to enthusiasts, one of its key details has remained shrouded in mystery: What’s inside that funky “holographic processing unit” that works alongside the device’s CPU and GPU, anyway? During the annual Hot Chips conference in Cupertino, California, Microsoft pulled back the curtain on its secretive chip.
The HoloLens’ HPU is a custom 28nm coprocessor designed b