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sam3-mxfp8

mlx-community/sam3-mxfp8
Uncategorised · mlx
MXFP8 Open on Hugging Face
Parameters
860M
Weights (est.)
≈ 985 MB
Mac memory (est.)
8 GB+

Size is estimated from the parameter count and quantisation. Memory allows a fifth extra for context plus 2 GB for the system; long contexts need more.

Details

Base model
facebook/sam3 (quantized)
Vendor
facebook
Task
Uncategorised
Quantisation
MXFP8
Licence
—
Downloads
32 in the last 30 days · 380 all time · 2 likes
Published
2026-03-28 · updated 2026-03-28 (7mo ago)
Tags
sam3_video, sam3, segmentation, detection, tracking

Other MLX builds of facebook/sam3

Build Quantisation Weights Mac memory Downloads
sam3-4bit 4-bit ≈ 568 MB 8 GB+ 80
sam3-mxfp4 MXFP4 ≈ 568 MB 8 GB+ 21
sam3-nvfp4 4-bit ≈ 568 MB 8 GB+ 19
sam3-5bit 5-bit ≈ 672 MB 8 GB+ 29
sam3-6bit 6-bit ≈ 777 MB 8 GB+ 25
sam3-8bit 8-bit ≈ 985 MB 8 GB+ 203
sam3-mxfp8 (this one) MXFP8 ≈ 985 MB 8 GB+ 32
sam3-bf16 bf16 ≈ 1.7 GB 8 GB+ 147
sam3-image — ≈ 3.4 GB 8 GB+ 0