Top posts

Every blog post that took off on Hacker News, ranked by the votes of its best submission. 1,766 posts.

Hardware & Electronics
Any year
276

Introducing Copilot+ PCs

An on-demand recording of our May 20 event is available. Today, at a special event on our new Microsoft campus, we introduced the world to a new category of Windows PCs designed for AI, Copilot+ PCs. Copilot+ PCs are the fastest, most intelligent Windows PCs ever built. With powerful new silicon capable of an…

279

A Motion-Sensing Keyboard

We present a new type of augmented mechanical keyboard, sensing rich and expressive motion gestures performed both on and directly above the device. A low-resolution matrix of infrared (IR) proximity sensors is interspersed with the keys of a regular mechanical keyboard. This results in coarse but high frame-rate…

290

How to Think About GPUs

We love TPUs at Google, but GPUs are great too. This chapter takes a deep dive into the world of GPUs – how each chip works, how they're networked together, and what that means for LLMs, especially compared to TPUs. While there are a multitude of GPU architectures from NVIDIA, AMD, Intel, and others, here we will…