NixOS CUDA - Public Room Timeline

	NixOS CUDA	316 Members
	CUDA packages maintenance and support in nixpkgs \| https://github.com/orgs/NixOS/projects/27/ \| https://nixos.org/manual/nixpkgs/unstable/#cuda	63 Servers

Sender	Message	Time
8 Feb 2026
	kaya 𖤐 changed their profile picture.	22:50:15
Gaétan Lepage	After some testing, our current `torch` version (2.9.0) does build against cuda 13.0, but not cuda 13.1: `/nix/store/42f8i6v4gfkvdimy9aczwqik3scl6dpw-cuda13.1-cuda_cccl-13.1.115/include/cub/device/dispatch/dispatch_radix_sort.cuh(1425): error: no operator "+=" matches these operands operand types are: at::native::<unnamed>::offset_t += const int64_t end_offsets_current_it += num_current_segments;` Context: https://github.com/NixOS/nixpkgs/pull/486717	23:01:20
Gaétan Lepage	I'll try to ship torch 2.10.0 ASAP, hoping that it is compatible with cuda 13.1 (which should unfortunately *	23:02:38
Gaétan Lepage	* I'll try to ship torch 2.10.0 ASAP, hoping that it is compatible with cuda 13.1 (which should unfortunately not be the case).	23:02:57
	@niten:fudo.im left the room.	23:07:13
9 Feb 2026
Benjamin Isbarn	I'm not using any overlay for that purpose right now. Good point regarding the global override, will do that ;). So the cudaCapabilities would affect packages like the cudart, cublas etc. I guess i.e. what features it will consider available and thus use? the in theory this should yield better performance for the aforementioned libraries?	07:03:05