Do you waddle the waddle?
According to the product brief, DGX Spark can support models of up to 200 billion parameters locally with its 128GB of coherent LPDDR5x system memory. Using the built-in ConnectX networking, two DGX Spark systems can be linked together to enable inference on models of up to 405 billion parameters, with Nvidia highlighting support for workloads such as Llama 3.1 405B.
The device comes in a PETG enclosure featuring a 4.3-inch touchscreen and a full QWERTY keyboard, giving it the appearance and usability of a pocket-sized Linux laptop. A 5000 mAh internal battery provides 3 to 6 hours of runtime, and charging is handled through a dedicated USB port.
Modern GNU/Linux distributions tend to ship with modern desktop environments that make interacting with the OS and applications incredibly easy.