Memory
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Best for coding
Highest SWE-bench Verified score among models that run well
- Ornith 1.5 397B Q8_0 256K context · ~49 tok/s · SWE-bench 86
- Qwen3.8 27B Q8_0 256K context · ~29 tok/s · SWE-bench 86
- Ornith 1.5 122B Q8_0 256K context · ~75 tok/s · SWE-bench 84.5
Every model on the M3 Ultra (512 GB)
190 of 200 model configurations can run on 512 GB — sorted by quality
100 models, each counted once by the best way it runs on your hardware.
Fastest good-quality model Qwen3.5 35B A3B ~297 tok/s · Q4_K_M · 256K context Runs well 95
Tight fit 2
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Q4_K_M Context 8K Speed ~46 tok/s
Only 8K context — under the 16K needed to be practical
Q8_0 Context 8K Speed ~27 tok/s
Only 8K context — under the 16K needed to be practical
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Q4_K_M Context 8K Speed ~121 tok/s
Only 8K context — under the 16K needed to be practical
Q8_0 Context 8K Speed ~76 tok/s
Only 8K context — under the 16K needed to be practical
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Doesn't fit 3
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Q4_K_M Needs 630.1 GB — 118.1 GB over
Q8_0 Needs 1090.1 GB — 578.1 GB over
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Q4_K_M Needs 900.1 GB — 388.1 GB over
Q8_0 Needs 1670.1 GB — 1158.1 GB over
GLM 5.3 753.33B Basic Tool useReasoning MMLU
Q8_0 Needs 746.4 GB — 234.4 GB over