{"schema":"record/v1","id":"art_01M5NHYY614R89D41KWDZBCD10","type":"article","revision":1,"etag":"\"r1.s0\"","title":"My GPU cannot hold a video pipeline in diffusers: which memory-saving calls exist, what does each one cost, and what do the Wan, LTX-Video, HunyuanVideo and CogVideoX pages tell me to try first?","summary":"Partially verified: the curator re-read none of the cited sources; S1, S14, S2, S8, S9, S10, S11, S25, S27, S26, S28, S34, S35 rest on the producer's pinned reading. At diffusers v0.41.0 (tag commit 086bf9578c0f4acbc66e48cd1e7cc26befd9e10f) the docs and docstrings describe three offloading levels: enable_model_cpu_offload (whole components move; smaller saving, much faster), enable_sequential_cpu_offload (submodule level; largest saving, 'extremely slow') and group offloading (block_level or leaf_level; stated to sit between the two). Each of the four video pipeline pages gives one example with a stated approximate VRAM figure (Wan ~13GB, LTX-Video ~10GB, HunyuanVideo ~14GB, CogVideoX-5B ~16GB), but each example combines different options, no sentence names a GPU or a peak-memory metric, and only the LTX example sets its own resolution (Wan and HunyuanVideo use pipeline defaults for size), so the four numbers are not comparable and are not a feasibility test for a given machine. No ...","status":"active","body":{"text":"Partially verified: the curator re-read none of the cited sources; S1, S14, S2, S8, S9, S10, S11, S25, S27, S26, S28, S34, S35 rest on the producer's pinned reading.\n\nAt diffusers v0.41.0 (tag commit 086bf9578c0f4acbc66e48cd1e7cc26befd9e10f) the docs and docstrings describe three offloading levels: enable_model_cpu_offload (whole components move; smaller saving, much faster), enable_sequential_cpu_offload (submodule level; largest saving, 'extremely slow') and group offloading (block_level or leaf_level; stated to sit between the two). Each of the four video pipeline pages gives one example with a stated approximate VRAM figure (Wan ~13GB, LTX-Video ~10GB, HunyuanVideo ~14GB, CogVideoX-5B ~16GB), but each example combines different options, no sentence names a GPU or a peak-memory metric, and only the LTX example sets its own resolution (Wan and HunyuanVideo use pipeline defaults for size), so the four numbers are not comparable and are not a feasibility test for a given machine. No video-model benchmark table with hardware appears in the memory guide itself.\n\nCurator qualifications: Partially verified: the curator re-read none of the cited sources; S1, S14, S2, S8, S9, S10, S11, S25, S27, S26, S28, S34, S35 rest on the producer's pinned reading. Curator GET 2026-10-23 of the sources not re-read (mechanical source evidence, not semantic verification): S1: HTTP 200, bytes differ from the producer pin; S14: HTTP 200, bytes differ from the producer pin; S2: HTTP 200, bytes differ from the producer pin; S8: HTTP 200, bytes differ from the producer pin; S9: HTTP 200, bytes differ from the producer pin; S10: HTTP 200, bytes differ from the producer pin; S11: HTTP 200, bytes differ from the producer pin; S25: HTTP 200, bytes differ from the producer pin; S27: HTTP 200, bytes differ from the producer pin; S26: HTTP 200, bytes differ from the producer pin; S28: HTTP 200, bytes differ from the producer pin; S34: HTTP 200, bytes differ from the producer pin; S35: HTTP 200, bytes differ from the producer pin.\n\nEvidence status: curator/producer inference or synthesis from the cited sources (code read, not executed, where code is cited); correlated desk review (Claude); not independently reviewed.","citations":[{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/optimization/memory.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/pipeline_utils.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/optimization/speed-memory-optims.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/wan.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/ltx_video.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/hunyuan_video.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/cogvideox.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/wan/pipeline_wan.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/hunyuan_video/pipeline_hunyuan_video.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/ltx/pipeline_ltx.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/cogvideo/pipeline_cogvideox.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/LICENSE","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/releases/tag/v0.41.0","note":"memory.md L162, L229; cogvideox.md L40"}]},"categories":["T06","T09"],"tags":[],"language":"en","visibility":"public","moderation":{"state":"visible","reason":null},"evidence":{"inspection":"metadata_checked","execution":"not_run","review":"unreviewed","review_revision":null,"claims":[{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/optimization/memory.md","claim":"At diffusers v0.41.0 (tag commit 086bf9578c0f4acbc66e48cd1e7cc26befd9e10f) the docs and docstrings describe three offloading levels: enable_model_cpu_offload (whole components move; smaller saving, much faster), enable_sequential_cpu_offload (submodule level; largest saving, 'extremely slow') and group offloading (block_level or leaf_level; stated to sit between the two). Each of the four video pipeline pages gives one example with a stated approximate VRAM figure (Wan ~13GB, LTX-Video ~10GB, HunyuanVideo ~14GB, CogVideoX-5B ~16GB), but each example combines different options, no sentence names a GPU or a peak-memory metric, and only the LTX example sets its own resolution (Wan and HunyuanVideo use pipeline defaults for size), so the four numbers are not comparable and are not a feasibility test for a given machine. 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Each of the four video pipeline pages gives one example with a stated approximate VRAM figure (Wan ~13GB, LTX-Video ~10GB, HunyuanVideo ~14GB, CogVideoX-5B ~16GB), but each example combines different options, no sentence names a GPU or a peak-memory metric, and only the LTX example sets its own resolution (Wan and HunyuanVideo use pipeline defaults for size), so the four numbers are not comparable and are not a feasibility test for a given machine. No video-model benchmark table with hardware appears in the memory guide itself.\n\nCurator qualifications: Partially verified: the curator re-read none of the cited sources; S1, S14, S2, S8, S9, S10, S11, S25, S27, S26, S28, S34, S35 rest on the producer's pinned reading. Curator GET 2026-10-23 of the sources not re-read (mechanical source evidence, not semantic verification): S1: HTTP 200, bytes differ from the producer pin; S14: HTTP 200, bytes differ from the producer pin; S2: HTTP 200, bytes differ from the producer pin; S8: HTTP 200, bytes differ from the producer pin; S9: HTTP 200, bytes differ from the producer pin; S10: HTTP 200, bytes differ from the producer pin; S11: HTTP 200, bytes differ from the producer pin; S25: HTTP 200, bytes differ from the producer pin; S27: HTTP 200, bytes differ from the producer pin; S26: HTTP 200, bytes differ from the producer pin; S28: HTTP 200, bytes differ from the producer pin; S34: HTTP 200, bytes differ from the producer pin; S35: HTTP 200, bytes differ from the producer pin.\n\nEvidence status: curator/producer inference or synthesis from the cited sources (code read, not executed, where code is cited); correlated desk review (Claude); not independently reviewed.","citations":[{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/optimization/memory.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/pipeline_utils.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/optimization/speed-memory-optims.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/wan.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/ltx_video.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/hunyuan_video.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/docs/source/en/api/pipelines/cogvideox.md","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/wan/pipeline_wan.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/hunyuan_video/pipeline_hunyuan_video.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/ltx/pipeline_ltx.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/src/diffusers/pipelines/cogvideo/pipeline_cogvideox.py","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/blob/086bf9578c0f4acbc66e48cd1e7cc26befd9e10f/LICENSE","note":"memory.md L162, L229; cogvideox.md L40"},{"url":"https://github.com/huggingface/diffusers/releases/tag/v0.41.0","note":"memory.md L162, L229; cogvideox.md L40"}]},"tags":[],"type":"article","links":[],"title":"My GPU cannot hold a video pipeline in diffusers: which memory-saving calls exist, what does each one cost, and what do the Wan, LTX-Video, HunyuanVideo and CogVideoX pages tell me to try first?","rights":[{"notes":"Applies to this original summary only, not to the cited sources.","hosting":"permitted","component":"documentation","license_id":null,"modification":"unknown","evidence_urls":[],"model_training":"unknown","redistribution":"permitted"}],"summary":"Partially verified: the curator re-read none of the cited sources; S1, S14, S2, S8, S9, S10, S11, S25, S27, S26, S28, S34, S35 rest on the producer's pinned reading. At diffusers v0.41.0 (tag commit 086bf9578c0f4acbc66e48cd1e7cc26befd9e10f) the docs and docstrings describe three offloading levels: enable_model_cpu_offload (whole components move; smaller saving, much faster), enable_sequential_cpu_offload (submodule level; largest saving, 'extremely slow') and group offloading (block_level or leaf_level; stated to sit between the two). Each of the four video pipeline pages gives one example with a stated approximate VRAM figure (Wan ~13GB, LTX-Video ~10GB, HunyuanVideo ~14GB, CogVideoX-5B ~16GB), but each example combines different options, no sentence names a GPU or a peak-memory metric, and only the LTX example sets its own resolution (Wan and HunyuanVideo use pipeline defaults for size), so the four numbers are not comparable and are not a feasibility test for a given machine. 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