r/LocalLLaMA: 'PSA: NVIDIA DGX Spark has terrible CUDA & software compatibility' by u/goldcakes
forum
Fields
id
sources/sent-src-reddit-dgx-spark-psa-1r569ebPublisher
Reddit / u/goldcakes
Kind
forum
Accessed
2026-10-04
notes
Post 333 upvotes, shown as '8mo ago' at access 2026-10-04. Author returning the unit. Top replies: 62 upvotes on sm120 lacking tcgen05, 52 upvotes from an owner saying it was rough then fine, 34 upvotes 'much better now', 27 upvotes framing sm121 as NVIDIA's own fragmentation problem, 17 upvotes 'sm121 and nvfp4 support is on the way for the past 6 months... NVIDIA expects us to do the heavy lifting'. Also cites NVIDIA developer forum thread 357663 and Triton issue 8335. Upvote counts are a popularity proxy, not a measurement.
Notes
Post 333 upvotes, shown as '8mo ago' at access 2026-10-04. Author returning the unit. Top replies: 62 upvotes on sm120 lacking tcgen05, 52 upvotes from an owner saying it was rough then fine, 34 upvotes 'much better now', 27 upvotes framing sm121 as NVIDIA's own fragmentation problem, 17 upvotes 'sm121 and nvfp4 support is on the way for the past 6 months... NVIDIA expects us to do the heavy lifting'. Also cites NVIDIA developer forum thread 357663 and Triton issue 8335. Upvote counts are a popularity proxy, not a measurement.
Cross-references
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