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Can I run OvisOCR3 on an RTX 5070 Ti?

Yes

Its published weights (1.71 GB) fit in the 14.4 GB an RTX 5070 Ti can use, with room for ≈ 256K tokens of context.

Full analysis of OvisOCR3 Everything that runs on RTX 5070 Ti Get the weights on Hugging Face
hf download ATH-MaaS/OvisOCR3

Files and context on RTX 5070 Ti

Each file of OvisOCR3 (and of GGUF versions the site has analyzed), and how much context fits next to it, with the context cache in 16-bit or 8-bit.

FileSizeOn RTX 5070 Ti Context (16-bit)Context (8-bit)
As published1.71 GBFits256K256K
4-bit (estimate)480 MBFits256K256K

OvisOCR3 on other hardware

Popular models that run on RTX 5070 Ti

Assumes 90% of the card's memory is usable and at least 4K tokens of context for one conversation, with the context cache in 16-bit unless noted. Fits leaves at least 20% of that memory for context; Tight leaves less.