comfyanonymous
c8cd7ad795
Use stream for casting if enabled. ( #7833 )
2025-04-27 05:38:11 -04:00
comfyanonymous
0dcc75ca54
Add experimental --async-offload lowvram weight offloading. ( #7820 )
...
This should speed up the lowvram mode a bit. It currently is only enabled when --async-offload is used but it will be enabled by default in the future if there are no problems.
2025-04-26 16:11:21 -04:00
comfyanonymous
2d6805ce57
Add option for using fp8_e8m0fnu for model weights. ( #7733 )
...
Seems to break every model I have tried but worth testing?
2025-04-22 06:17:38 -04:00
doctorpangloss
5823497d55
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2025-04-21 13:14:36 -07:00
doctorpangloss
ffc1912eff
Fix issues with tests
2025-04-04 08:27:33 -07:00
BiologicalExplosion
2222cf67fd
MLU memory optimization ( #7470 )
...
Co-authored-by: huzhan <huzhan@cambricon.com>
2025-04-02 19:24:04 -04:00
BVH
301e26b131
Add option to store TE in bf16 ( #7461 )
2025-04-01 13:48:53 -04:00
doctorpangloss
040a324346
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2025-03-29 15:57:24 -07:00
comfyanonymous
8edc1f44c1
Support more float8 types.
2025-03-25 05:23:49 -04:00
FeepingCreature
7aceb9f91c
Add --use-flash-attention flag. ( #7223 )
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* Add --use-flash-attention flag.
This is useful on AMD systems, as FA builds are still 10% faster than Pytorch cross-attention.
2025-03-14 03:22:41 -04:00
comfyanonymous
35504e2f93
Fix.
2025-03-13 15:03:18 -04:00
comfyanonymous
299436cfed
Print mac version.
2025-03-13 10:05:40 -04:00
comfyanonymous
0952569493
Fix stable cascade VAE on some lowvram machines.
2025-03-08 20:24:04 -05:00
doctorpangloss
83948cafd1
WAN 2.1 support
2025-03-06 07:32:04 -08:00
doctorpangloss
3c82be86d1
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2025-03-05 14:38:50 -08:00
doctorpangloss
d82261485f
Prompt upsampling, better torch.compile support for language models
2025-03-03 18:36:47 -08:00
Chenlei Hu
4d55f16ae8
Use enum list for --fast options ( #7024 )
2025-03-01 02:37:35 -05:00
comfyanonymous
cf0b549d48
--fast now takes a number as argument to indicate how fast you want it.
...
The idea is that you can indicate how much quality vs speed you want.
At the moment:
--fast 2 enables fp16 accumulation if your pytorch supports it.
--fast 5 enables fp8 matrix mult on fp8 models and the optimization above.
--fast without a number enables all optimizations.
2025-02-28 02:48:20 -05:00
comfyanonymous
eb4543474b
Use fp16 for intermediate for fp8 weights with --fast if supported.
2025-02-28 02:17:50 -05:00
comfyanonymous
1804397952
Use fp16 if checkpoint weights are fp16 and the model supports it.
2025-02-27 16:39:57 -05:00
BiologicalExplosion
89253e9fe5
Support Cambricon MLU ( #6964 )
...
Co-authored-by: huzhan <huzhan@cambricon.com>
2025-02-26 20:45:13 -05:00
doctorpangloss
048746f58b
Update to 0.3.15 and improve models
...
- Cosmos now fully tested
- Preliminary support for essential Cosmos prompt "upsampler"
- Lumina tests
- Tweaks to language and image resizing nodes
- Fix for #31 all the samplers are now present again
2025-02-24 21:27:15 -08:00
doctorpangloss
693038738a
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2025-02-24 09:39:26 -08:00
comfyanonymous
96d891cb94
Speedup on some models by not upcasting bfloat16 to float32 on mac.
2025-02-24 05:41:32 -05:00
comfyanonymous
ace899e71a
Prioritize fp16 compute when using allow_fp16_accumulation
2025-02-23 04:45:54 -05:00
comfyanonymous
072db3bea6
Assume the mac black image bug won't be fixed before v16.
2025-02-21 20:24:07 -05:00
comfyanonymous
a6deca6d9a
Latest mac still has the black image bug.
2025-02-21 20:14:30 -05:00
comfyanonymous
41c30e92e7
Let all model memory be offloaded on nvidia.
2025-02-21 06:32:21 -05:00
comfyanonymous
12da6ef581
Apparently directml supports fp16.
2025-02-20 09:30:24 -05:00
comfyanonymous
b07258cef2
Fix typo.
...
Let me know if this slows things down on 2000 series and below.
2025-02-18 07:28:33 -05:00
comfyanonymous
31e54b7052
Improve AMD arch detection.
2025-02-17 04:53:40 -05:00
comfyanonymous
8c0bae50c3
bf16 manual cast works on old AMD.
2025-02-17 04:42:40 -05:00
comfyanonymous
530412cb9d
Refactor torch version checks to be more future proof.
2025-02-17 04:36:45 -05:00
comfyanonymous
e2919d38b4
Disable bf16 on AMD GPUs that don't support it.
2025-02-16 05:46:10 -05:00
comfyanonymous
1cd6cd6080
Disable pytorch attention in VAE for AMD.
2025-02-14 05:42:14 -05:00
comfyanonymous
d7b4bf21a2
Auto enable mem efficient attention on gfx1100 on pytorch nightly 2.7
...
I'm not not sure which arches are supported yet. If you see improvements in
memory usage while using --use-pytorch-cross-attention on your AMD GPU let
me know and I will add it to the list.
2025-02-14 04:18:14 -05:00
comfyanonymous
8773ccf74d
Better memory estimation for ROCm that support mem efficient attention.
...
There is no way to check if the card actually supports it so it assumes
that it does if you use --use-pytorch-cross-attention with yours.
2025-02-13 08:32:36 -05:00
comfyanonymous
1d5d6586f3
Fix ruff.
2025-02-12 06:49:16 -05:00
zhoufan2956
35740259de
mix_ascend_bf16_infer_err ( #6794 )
2025-02-12 06:48:11 -05:00
HishamC
b124256817
Fix for running via DirectML ( #6542 )
...
* Fix for running via DirectML
Fix DirectML empty image generation issue with Flux1. add CPU fallback for unsupported path. Verified the model works on AMD GPUs
* fix formating
* update casual mask calculation
2025-02-11 17:11:32 -05:00
comfyanonymous
af4b7c91be
Make --force-fp16 actually force the diffusion model to be fp16.
2025-02-11 08:33:09 -05:00
catboxanon
43a74c0de1
Allow FP16 accumulation with --fast ( #6453 )
...
Currently only applies to PyTorch nightly releases. (>=20250208)
2025-02-08 17:00:56 -05:00
doctorpangloss
6ab1aa1e8a
Improving MLLM/VLLM support and fixing bugs
...
- fix #29 str(model) no longer raises exceptions like with
HyVideoModelLoader
- don't try to format CUDA tensors because that can sometimes raise
exceptions
- cudaAllocAsync has been disabled for now due to 2.6.0 bugs
- improve florence2 support
- add support for paligemma 2. This requires the fix for transformers
that is currently staged in another repo, install with
`uv pip install --no-deps "transformers@git+https://github.com/zucchini-nlp/transformers.git#branch=paligemma-fix-kwargs "`
- triton has been updated
- fix missing __init__.py files
2025-02-05 14:02:28 -08:00
doctorpangloss
dcac115f68
Revert "Update logging when models are loaded"
...
This reverts commit 0d15a091c2 .
2025-02-04 15:18:00 -08:00
Rafał Leszko
0d15a091c2
Update logging when models are loaded
...
The "Loaded " log was logged even if no model were actually loaded into VRAM
2025-02-04 14:44:12 +01:00
doctorpangloss
a3452f6e6a
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2025-01-28 13:45:51 -08:00
comfyanonymous
255edf2246
Lower minimum ratio of loaded weights on Nvidia.
2025-01-27 05:26:51 -05:00
comfyanonymous
67feb05299
Remove redundant code.
2025-01-25 19:04:53 -05:00
doctorpangloss
631d9e44c6
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2025-01-16 09:58:02 -08:00
doctorpangloss
12082d877d
Fix linting issues
2025-01-04 14:07:19 -08:00
comfyanonymous
d45ebb63f6
Remove old unused function.
2025-01-04 07:20:54 -05:00
comfyanonymous
9e9c8a1c64
Clear cache as often on AMD as Nvidia.
...
I think the issue this was working around has been solved.
If you notice that this change slows things down or causes stutters on
your AMD GPU with ROCm on Linux please report it.
2025-01-02 08:44:16 -05:00
doctorpangloss
9d5a5dd533
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-12-28 14:24:27 -08:00
comfyanonymous
160ca08138
Use python 3.9 in launch test instead of 3.8
...
Fix ruff check.
2024-12-26 20:05:54 -05:00
Huazhong Ji
c4bfdba330
Support ascend npu ( #5436 )
...
* support ascend npu
Co-authored-by: YukMingLaw <lymmm2@163.com>
Co-authored-by: starmountain1997 <guozr1997@hotmail.com>
Co-authored-by: Ginray <ginray0215@gmail.com>
2024-12-26 19:36:50 -05:00
doctorpangloss
7655be873c
Updates to support Hunyuan Video
2024-12-25 22:39:12 -08:00
comfyanonymous
19a64d6291
Cleanup some mac related code.
2024-12-25 05:32:51 -05:00
comfyanonymous
b486885e08
Disable bfloat16 on older mac.
2024-12-25 05:18:50 -05:00
comfyanonymous
0229228f3f
Clean up the VAE dtypes code.
2024-12-25 04:50:34 -05:00
doctorpangloss
0fd407ae87
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-12-24 16:48:03 -08:00
comfyanonymous
15564688ed
Add a try except block so if torch version is weird it won't crash.
2024-12-23 03:22:48 -05:00
Simon Lui
c6b9c11ef6
Add oneAPI device selector for xpu and some other changes. ( #6112 )
...
* Add oneAPI device selector and some other minor changes.
* Fix device selector variable name.
* Flip minor version check sign.
* Undo changes to README.md.
2024-12-23 03:18:32 -05:00
comfyanonymous
e44d0ac7f7
Make --novram completely offload weights.
...
This flag is mainly used for testing the weight offloading, it shouldn't
actually be used in practice.
Remove useless import.
2024-12-23 01:51:08 -05:00
comfyanonymous
57f330caf9
Relax minimum ratio of weights loaded in memory on nvidia.
...
This should make it possible to do higher res images/longer videos by
further offloading weights to CPU memory.
Please report an issue if this slows down things on your system.
2024-12-22 03:06:37 -05:00
Chenlei Hu
d7969cb070
Replace print with logging ( #6138 )
...
* Replace print with logging
* nit
* nit
* nit
* nit
* nit
* nit
2024-12-20 16:24:55 -05:00
comfyanonymous
2dda7c11a3
More proper fix for the memory issue.
2024-12-19 16:21:56 -05:00
comfyanonymous
3ad3248ad7
Fix lowvram bug when using a model multiple times in a row.
...
The memory system would load an extra 64MB each time until either the
model was completely in memory or OOM.
2024-12-19 16:04:56 -05:00
comfyanonymous
37e5390f5f
Add: --use-sage-attention to enable SageAttention.
...
You need to have the library installed first.
2024-12-18 01:56:10 -05:00
Chenlei Hu
d9d7f3c619
Lint all unused variables ( #5989 )
...
* Enable F841
* Autofix
* Remove all unused variable assignment
2024-12-12 17:59:16 -05:00
comfyanonymous
fd5dfb812c
Set initial load devices for te and model to mps device on mac.
2024-12-12 06:00:31 -05:00
doctorpangloss
2d1676c717
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-12-09 15:54:37 -08:00
comfyanonymous
57e8bf6a9f
Fix case where a memory leak could cause crash.
...
Now the only symptom of code messing up and keeping references to a model
object when it should not will be endless prints in the log instead of the
next workflow crashing ComfyUI.
2024-12-02 19:49:49 -05:00
comfyanonymous
79d5ceae6e
Improved memory management. ( #5450 )
...
* Less fragile memory management.
* Fix issue.
* Remove useless function.
* Prevent and detect some types of memory leaks.
* Run garbage collector when switching workflow if needed.
* Fix issue.
2024-12-02 14:39:34 -05:00
comfyanonymous
61196d8857
Add option to inference the diffusion model in fp32 and fp64.
2024-11-25 05:00:23 -05:00
doctorpangloss
9d20de6462
Merge branch 'improved_memory' of github.com:comfyanonymous/ComfyUI
2024-11-19 11:06:27 -08:00
doctorpangloss
772e768fe8
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-11-04 10:17:26 -08:00
comfyanonymous
95972bab86
Fix issue.
2024-11-04 05:07:07 -05:00
doctorpangloss
31eacb6ac9
Improve compilation of models, adding support for triton
2024-11-01 10:40:58 -07:00
comfyanonymous
bd5d8f150f
Prevent and detect some types of memory leaks.
2024-11-01 06:55:42 -04:00
comfyanonymous
975927cc79
Remove useless function.
2024-11-01 04:40:33 -04:00
comfyanonymous
1735d4fb01
Fix issue.
2024-11-01 04:25:27 -04:00
comfyanonymous
d8bd2a9baa
Less fragile memory management.
2024-11-01 02:41:51 -04:00
comfyanonymous
1af4a47fd1
Bump up mac version for attention upcast bug workaround.
2024-10-31 15:15:31 -04:00
doctorpangloss
76a80a65ea
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-10-29 15:35:39 -07:00
comfyanonymous
471cd3eace
fp8 casting is fast on GPUs that support fp8 compute.
2024-10-20 00:54:47 -04:00
comfyanonymous
67158994a4
Use the lowvram cast_to function for everything.
2024-10-17 17:25:56 -04:00
Benjamin Berman
e5fc19a25b
Improve vanilla node importing and fix CUDA on CPU devices bug
2024-10-15 00:02:06 -07:00
Benjamin Berman
9c9df424b4
Fix CUDA package with no drivers
2024-10-14 22:56:21 -07:00
doctorpangloss
8512f361fe
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-10-14 15:26:27 -07:00
doctorpangloss
a38968f098
Improvements to execution
...
- Validation errors that occur early in the lifecycle of prompt
execution now get propagated to their callers in the
EmbeddedComfyClient. This includes error messages about missing node
classes.
- The execution context now includes the node_id and the prompt_id
- Latent previews are now sent with a node_id. This is not backwards
compatible with old frontends.
- Dependency execution errors are now modeled correctly.
- Distributed progress encodes image previews with node and prompt IDs.
- Typing for models
- The frontend was updated to use node IDs with previews
- Improvements to torch.compile experiments
- Some controlnet_aux nodes were upstreamed
2024-10-10 19:30:18 -07:00
doctorpangloss
5f26b76f59
Gracefully handle running with cuda torch on CPU only devices
2024-10-10 10:42:22 -07:00
Jonathan Avila
4b2f0d9413
Increase maximum macOS version to 15.0.1 when forcing upcast attention ( #5191 )
2024-10-09 22:21:41 -04:00
comfyanonymous
e38c94228b
Add a weight_dtype fp8_e4m3fn_fast to the Diffusion Model Loader node.
...
This is used to load weights in fp8 and use fp8 matrix multiplication.
2024-10-09 19:43:17 -04:00
doctorpangloss
c34403b574
Fix invalid device here
2024-10-09 11:21:19 -07:00
doctorpangloss
bbe2ed330c
Memory management and compilation improvements
...
- Experimental support for sage attention on Linux
- Diffusers loader now supports model indices
- Transformers model management now aligns with updates to ComfyUI
- Flux layers correctly use unbind
- Add float8 support for model loading in more places
- Experimental quantization approaches from Quanto and torchao
- Model upscaling interacts with memory management better
This update also disables ROCm testing because it isn't reliable enough
on consumer hardware. ROCm is not really supported by the 7600.
2024-10-09 09:13:47 -07:00
doctorpangloss
d25394d386
API now supports fire-and-forget, checking on queue status; prefetch_count now expressly set to 1 for workers
2024-09-27 12:07:54 -07:00
doctorpangloss
fa3176f96f
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-09-23 12:50:31 -07:00
comfyanonymous
dc96a1ae19
Load controlnet in fp8 if weights are in fp8.
2024-09-21 04:50:12 -04:00
Simon Lui
de8e8e3b0d
Fix xpu Pytorch nightly build from calling optimize which doesn't exist. ( #4978 )
2024-09-19 05:11:42 -04:00
doctorpangloss
db423f8013
Merge branch 'master' of github.com:comfyanonymous/ComfyUI
2024-09-05 09:23:00 -07:00