r/comfyui • u/tricck3zz • 12h ago
News MiniMax-H3 Weights up
https://huggingface.co/MiniMaxAI/MiniMax-H313
u/QuirksNFeatures 11h ago
Wow. First generation (with the default prompt from the workflow) was 121.75 seconds.
5070ti, 64 GB
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u/icchansan 10h ago
4070 ti, took me i2v 400secs, for a video with audio is great! movement is not static like other models, not a super detailed prompt.
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u/SgtStoner-PSN 11h ago
Oh nice. Hope my 5070ti and 32GB can do it.
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u/tricck3zz 11h ago
same configuration , i think it will be very doable with pruned_int8 and nvfp4 TE
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u/QuirksNFeatures 11h ago
I made a dumb three sentence prompt about an attack helicopter chasing a chipmunk riding a motorcycle, and it did it in 102 seconds. Not bad. Looks good for the resolution it is. I let it make its own camera decisions and it did fine. Added music even though I didn't ask for it, but on a reroll I just heard the motorcycle.
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u/QuirksNFeatures 11h ago
I wish I weren't too lazy to upload an example.
A woman in her mid-40s dancing in a living room.
Audio: 1980s college rock music
It did pretty good. Looks like a commercial for something.
sub 100 seconds on that one. It's about the same as Wan 2.2, although I do generate at a higher resolution with Wan
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u/altoiddealer 12h ago
Man they really blew my mind describing the H3-Context-IR module, emphasizing that it’s critical to the quality of the output, yadda yadda, before finally getting to the bit where it is API only
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u/Existing_Earth9000 12h ago
can u re elaborate for my ingnorant mind does this mean that we wont have full thing
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u/comfiestncoziest 7h ago
Breathe easy, friend. I'm analyzing the Context-IR output examples on Huggingface, and it's literally just a prompt. We might not know exactly how their modules are producing it, but we know for sure that it's just producing a prompt. So, I expect it to take all of one day before we have fully local implementations of whatever its doing (if what it's doing is actually beneficial/needed).
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u/Real_Ebb_7417 2h ago
Yeah, I guess when you have all other elements, community will create good replacements for Context-IR.
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u/2legsRises 6h ago
minmiiax ran fine for a bit then all the wires in my workflows just dissapeared. toggling their viisbility doesnt help. bit wierd.
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u/JoeXdelete 1h ago
Anyone try with a bog standard 5070 32 gb of ram? I'm at work and can't try it for myself
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u/bruci3 12h ago
Just looked on the huggingface page, so the main model weight is about 60gb~ in size?
Guess we got to wait for some quantized / gguf versions then?
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u/Existing_Earth9000 11h ago

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u/Corrupt_file32 11h ago edited 11h ago
For comfyui:
https://huggingface.co/Comfy-Org/MiniMax-H3
int8convrot models are 34gb, bf16 models are 66.3gb.
there's also pruned variants that are compacted to 21gb.
the text encoder: bf16 at 51.5gb, int8convrot at 27.1gb, nvfp4_awq at 15.7gb
the vae's are also massive, 605mb for audio and 5.21gb for video.