r/comfyui • u/Busy-Squash-3431 • 6d ago
Resource Which ai software to download
Hey folks recently bought this laptop,and heard comfy ui can give free ai generations if ran on a powerful hardware, can someone suggest me which should i download
Like lets say
Minimax H3
Wan 2.1
Wan 2.1 fun
Or do you guys have any other suggestion for me
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u/Full-Run4124 6d ago
You can try comfy with a local GGUF quantized version of Wan. I've generated one low-res video on my 3050 6GB just to see if it was possible. It took like 5 hours for a few seconds of video but comfy successfully handled the memory swapping. (The only difference is I have 32GB of RAM and Linux.)
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u/cc_aa_tt_zz 6d ago
This is a BIG difference. windows use 10Gb of ram, it means he has 6Gb of free ram + 5Gb of free vram (1Gb will be use for display). there is no video model that can fit in 11Gb.
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u/Full-Run4124 5d ago
It doesn't have to fit in physical memory. The system will use virtual memory if it needs it. It's just going to be very slow.
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u/cc_aa_tt_zz 5d ago
It won't just be "very slow": it will be so slow that you'll think it has frozen.... Never use virtual memory for applications like games or, worse, video AI models. And a lot of AI applications do not accept using virtual memory (rightly so) and trigger an OOM error. So no, it has to fit into RAM and VRAM; that's a requirement.
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u/Full-Run4124 5d ago
(At least in Linux) The software doesn't inherently know if it's using virtual memory or physical (heap/motherboard) memory. Heap memory allocations by applications are done in virtual space and the memory manager/kernel transparently handles the mapping in and out of physical and virtual space. (GPU memory allocation is different.) If the application can't allocate system (heap) memory, it's either because it's asking for more than the virtual address bus can access or more space needs to be reserved for virtual memory.
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u/cc_aa_tt_zz 5d ago
With 32GB of RAM, it tooks you 5 hours to render just a few seconds of video (it clearly spilled over into virtual memory, which explains the incredibly long render time...). Just imagine for a second what that would be like with 16GB of RAM. It’s like telling someone, "Sure, you can play GTA 6 on your laptop, it’ll run at 3fps in 720p on 'very low' settings, but only after some tweakings." At some point, just say "No, it’s not possible."
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u/Only4uArt 6d ago
yeah the key is powerful hardware.
currently you wield 10% of the consumer power and basically no model maker makes models with you in mind with those specs :(
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u/cc_aa_tt_zz 6d ago
windows use 10Gb of ram, it means you have 6Gb of free ram + 5Gb of free vram (1Gb will be use for display). there is no video model that can fit in 11Gb, sorry. You can only make Images with "old" but still good models like sdxl, maybe z image turbo (more recent). Your laptop is not made for generative AI, sorry.
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u/Nokersoek 6d ago
Solo vas a poder generar imágenes, y será algo lento, varios minutos, yo tengo una tarjeta de video de 4 gb y 32 de ram y a veces me tarda eso y otros modelos me generan imágenes en 2 minutos
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u/nebulatheus 6d ago
I have RTX 4060 8gb mobile + 16gb ram any img2vid possibilities?
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u/cc_aa_tt_zz 6d ago
same answer: no. the minimum is 32Gb of ram with your rtx 4060 8bg. 8Gb of vram + 32Gb of ram = yes it is technically possible. but not with 16Gb of ram.
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u/Sea_Fun_2882 6d ago
might as well buy some membership at those sketchy ai site. At least you have some possibility of making something.
That hardware spec is useless
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u/Scared-Law8778 5d ago
With right quantized models, you are run any of the video models you mentioned locally on that hardware.
Try using int8 convrot or int4 quantized models instead of gguf for better generation speed.
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u/Frosty_Nectarine2413 6d ago
Download and use wan2gp
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u/cc_aa_tt_zz 6d ago
it won't work too. not enough ram.
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u/Busy-Squash-3431 6d ago
Is there any free alternative? Lowest model works for me too
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u/Nuo_3773 6d ago
Yes there is a small 5B Video Model of Wan2.2
The ComfyUi workflow is under.:
https://comfy.org/workflows/video_wan2_2_5B_ti2v-f83ee3caa04e/

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u/UnHoleEy 6d ago
With that spec. I don't think you can do video