Qwen3-Reranker-4B-oQ8e

This model was quantized using oQ (oMLX v0.7.1rc1) mixed-precision quantization.

The effective average is 8.500 bits/weight for the complete checkpoint.

Quantization and Bit Distribution

Storage format Logical weights Share of total Tensor storage Effective bits/weight
Affine 8-bit, group 64 4.022B 99.995% 3.979 GiB 8.50
BF16 0.000B 0.005% 0.000 GiB 16.00
Total 4.022B 100% 3.980 GiB 8.500

Storage Breakdown

Component Logical weights Storage
Language model 4.022B 4.273 GB / 3.980 GiB
Total 4.022B 4.273 GB / 3.980 GiB
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Model size
4B params
Tensor type
U32
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BF16
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MLX
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8-bit

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