Nvidia calls its new DGX Spark the "smallest AI supercomputer in the world." The compact machine costs around $4,000 and isn’t meant for gamers, but for developers, researchers, and businesses that want to run large AI models locally—without using the cloud. Early reviews show mixed results.

Get the computing power of an energy-hungry datacenter from the comfort of your desk.

The 1 petaflop DGX Spark system runs AI models with 200 billion parameters locally for $4K.