Nvidia announced the DGX Spark, a book‑size AI supercomputer that delivers a petaflop of performance with 128 GB of unified memory. The compact device measures roughly 5.9 inches square and 2 inches thick, and it will be priced around $4,000. To mark the launch, CEO Jensen Huang personally delivered a signed unit to Elon Musk at SpaceX’s Starbase facility. The DGX Spark follows Nvidia’s earlier DGX line, which began with a much larger and pricier system offering 170 teraflops. Orders for the new model start on Nvidia’s website later this month. Read more →