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Video

LTX-2.3

makes a short video clip, with sound

30 GB · needs about 30 GB of memory · smallest file

Runs in:
Fits on:
Flavors:File · 30 GB

How good is it?

Sharper short clips than the small Wan model, including audio in the LTX stack. It does not replace a cloud video studio or an editor.

This job is not on the July 2026 chat board, so the line above comes from the model card.

Be honest with yourself: local video is the weakest aisle in the store. Clips are short, waits are real, and a normal video editor still does the cutting.

Will it fit?

A green light means it fits and feels fine. Amber means it fits, with a wait or a tight memory pool. Red means the file is bigger than the room we count.

  • Small Mac

    Won't fit

    Mac mini M6 16 GB

    The file is about 30 GB and this computer has about 12 GB free for a model.

  • Roomy Mac

    Won't fit

    Mac mini M6 32 GB

    The file is about 30 GB and this computer has about 24 GB free for a model.

  • Big Mac

    Runs slow

    Mac mini M5 Pro 64 GB

    A long wait for a few seconds of video.

    Around $2,499 · estimate

    Source: Apple Mac mini shop, 15 Oct 2026

    Check price

  • Small graphics card

    Won't fit

    RTX 4060 8 GB

    The file is about 30 GB and this computer has about 7.2 GB free for a model.

  • Mid graphics card

    Won't fit

    RTX 5070 Ti 16 GB

    The file is about 30 GB and this computer has about 14.4 GB free for a model.

  • Big graphics card

    Won't fit

    RTX 4090 24 GB

    The file is about 30 GB and this computer has about 21.6 GB free for a model.

  • Mini PC

    Runs slow

    Strix Halo mini PC 64 GB

    A long wait for a few seconds of video.

    Around $2,199 · estimate

    Source: Compute Market roundup, 14 Oct 2026

    Check price at GMKtecMinisforum store, same class of mini PC

HONEST COMPARISON

Local or cloud: Make a short video or animate a photo?

Reviewed Oct 2026

  • Privacy: Local winsThe still never leaves your PC
  • Cost: DependsLocal is free after the hardware; cloud sells credits
  • Quality: Cloud winsFewer warped frames
  • Ease: Cloud winsNo 14 GB download

Running LTX-2.3 locally

Local video models can move a still, but they are heavy and the clip is short.

  • The photo stays on your machine
  • No credit meter once it runs

Where it falls short

  • You need a strong graphics card
  • Clips are short and often warped
See local tools for this task ↓

Cloud & apps

Runway, Kling and Pika make a short clip with less hardware and fewer broken frames.

Our take

For a short clip, a cloud video tool is the better result unless you already have a strong graphics card and a private photo.

Choose local if…

  • You already have a big GPU
  • The photo is private

Choose cloud if…

  • You want a watchable clip
  • You need it today

Will it run on my computer?

Pick the memory you have. A Mac counts 75% of unified memory. A graphics card counts 90% of its memory. A PC without a graphics card counts half of its RAM. The file we plan around is 30 GB.

LTX-2.3 needs more room. The file is 30 GB, and this setup leaves about 12 GB.

Official install guides

We link to the makers. We do not write our own install steps.