embeddinggemma-2-oQ2.5

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

The effective average is 11.651 bits/weight for the complete checkpoint.

Quantization and Bit Distribution

Storage format Logical weights Share of total Tensor storage Effective bits/weight
Affine 2-bit, group 64 0.142B 19.088% 0.041 GiB 2.50
Affine 3-bit, group 64 0.045B 6.057% 0.018 GiB 3.50
Affine 4-bit, group 64 0.016B 2.148% 0.008 GiB 4.50
Affine 6-bit, group 64 0.027B 3.663% 0.021 GiB 6.50
Affine 8-bit, group 64 0.042B 5.599% 0.041 GiB 8.50
BF16 0.472B 63.445% 0.880 GiB 16.00
Total 0.744B 100% 1.010 GiB 11.651

Storage Breakdown

Component Logical weights Storage
Language model 0.272B 0.140 GB / 0.130 GiB
Vision 0.167B 0.335 GB / 0.312 GiB
Audio 0.305B 0.610 GB / 0.568 GiB
Total 0.744B 1.084 GB / 1.010 GiB
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BF16
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U32
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2-bit

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