DGX Spark compared
Where a DGX Spark fits next to datacenter GPUs and other options, using published specifications.
DGX Spark vs H100: memory capacity against memory bandwidth
A spec-by-spec look at NVIDIA DGX Spark and H100: 128GB of unified memory against 80GB of HBM, 273 GB/s against 3.35 TB/s, and which jobs suit each.
DGX Spark vs RTX 5090 for AI work
128GB of unified memory against 32GB of GDDR7, 273 GB/s against 1,792 GB/s. How the two differ for running and fine-tuning models.
Rent or buy a DGX Spark: the break-even in hours
NVIDIA's forum announcement lists the DGX Spark at $4,699. Compare with per-minute rental to find how many hours of use it takes before buying wins.
Launch when you are ready
Top up, then pick a size. If every machine is busy, waiting in the queue costs nothing.