Microsoft’s product page for the Surface Laptop Ultra shows the RTX Spark, 128GB unified memory, and 1TB SSD configuration priced at $5,899.99 is already listed as out of stock. While the lower-tier options are up for grabs, it indicates that the sellout may partly reflect limited early supply, but that’s unconfirmed because Microsoft hasn’t shared any data. However, the demand behind these RTX Spark laptops makes sense when you sit down to contemplate that these machines are tailor-made for a bigger user base, and a lot has to do with CUDA support. The full NVIDIA software stack, tackling a m