Microsoft’s spec sheet shows it’s a “Intel Gen3 Movidius 3700VC VPU AI Accelerator.” Intel’s website reveals that it’s a discrete chip roughly the size of my pinky’s fingertip at 14mm x 14mm. It’s a PCIe Gen 3 device, so don’t be surprised if it comes on its own tiny SSD-sized M.2 expansion card. Here’s a whitepaper about its siblings. Meteor Lake won’t need a separate NPU like this: