Your rig

M1 Ultra · 128 GB · 128 GB

128 GB unified · 800 GB/s · 96.0 GB addressable by the GPU
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Context length

KV cache at f16, 8K tokens

Quality floor
Q8_0 — near-lossless Q6_K Q5_K_M Q4_K_M — recommended Q3_K_M Q2_K — damaged
KV cache type
Runtime
Ollamallama.cppLM StudioMLX

4 of 5 runtimes drive this device.

Allow CPU offload Include partial-offload fits

Offloaded layers run at 60 GB/s host bandwidth — expect single-digit tokens per second.

Which one should I actually run?

Best models for your M1 Ultra · 128 GB

Updated 21 Aug 2026 5 new this week, 14 this month

What do you want to do? Each row is the best-ranked model on that use case's shortlist that fits at Q2_K and 8K. The ordering is editorial; the sizes and speeds are computed. How the shortlists work.

RecommendationModelWhyQuant · totalTok/s est.
Best overall Qwen3.8 27B New this week
Alibaba · Apache 2.0
Best capability per gigabyte: a current-generation dense 27B with vision and 262K context. Q2_K · 11.9 GB 41 Runs great
Best for coding Ling 3.0 Flash 124B-A5B New
inclusionAI · MIT
SWE-bench Pro 56.6 claimed at 5B active — the 128 GB-class coding pick if you cannot fit DeepSeek V4. Q2_K · 49.0 GB 105 Runs great
Best reasoning Ling 3.0 Flash 124B-A5B New
inclusionAI · MIT
AIME 93 claimed at 5B active; hybrid attention keeps long reasoning traces cheap. Q2_K · 49.0 GB 105 Runs great
Best for writing Llama 3.3 70B Instruct
Meta · Llama 3.3 Community
The creative-writing favourite: consistent voice, takes direction, handles fiction framing. Q2_K · 30.6 GB 16 Runs great
Best vision Qwen3.8 27B New this week
Alibaba · Apache 2.0
Image and video in, OSWorld 84 — the strongest local vision-language model at 24 GB. Q2_K · 11.9 GB 41 Runs great
Best for agents Ling 3.0 Flash 124B-A5B New
inclusionAI · MIT
Agentic workflows are what Ling 3.0 was trained for; MIT, 5B active. Q2_K · 49.0 GB 105 Runs great
Best translation Qwen3.8 27B New this week
Alibaba · Apache 2.0
119 languages, and Qwen translations read as idiomatic rather than literal. Q2_K · 11.9 GB 41 Runs great
Fastest good model Qwen3.6 35B-A3B
Alibaba · Apache 2.0
3.3B active per token: the fastest model that still competes with dense 27Bs. Q2_K · 14.8 GB 162 Runs great
Best long context Qwen3.8 27B New this week
Alibaba · Apache 2.0
262K native, and only 16 of 64 blocks keep a KV cache — long context is cheap here. Q2_K · 19.4 GB
at 128K context
41 Runs great

Everything that fits

Runs great

66 of 76 · fits with headroom for a longer prompt
ModelParamsQuantWeights +KV 8KTotal VRAM headroom Tok/sRuntime
Qwen3.5 122B-A10B 125B MoE / 10B act Q2_K 48.7 GB 0.19 GB 49.5 GB
46.5 GB free
53 MLX Run
Nemotron 3 Super 120B-A12B 124B MoE / 12B act Q2_K 48.4 GB 0.06 GB 49.0 GB
47.0 GB free
45 MLX Run
Ling 3.0 Flash 124B-A5B New 124B MoE / 5.1B act Q2_K 48.4 GB 0.06 GB 49.0 GB
47.0 GB free
105 MLX Run
Mistral Small 4 119B-A6B 119B MoE / 6.5B act Q2_K 46.4 GB 0.18 GB 47.2 GB
48.8 GB free
82 MLX Run
gpt-oss 120B 117B MoE / 5.1B act MXFP4 60.5 GB 0.29 GB 61.4 GB
34.6 GB free
79 MLX Run
Llama 4 Scout 109B-A17B 109B MoE / 17B act Q2_K 42.5 GB 1.50 GB 44.6 GB
51.4 GB free
31 MLX Run
Llama 3.3 70B Instruct 70.6B Q2_K 27.5 GB 2.50 GB 30.6 GB
65.4 GB free
16 MLX Run
DeepSeek-R1-Distill-Llama 70B 70.6B Q2_K 27.5 GB 2.50 GB 30.6 GB
65.4 GB free
16 MLX Run
Qwen3.6 35B-A3B 35.9B MoE / 3.3B act Q2_K 14.0 GB 0.16 GB 14.8 GB
81.2 GB free
162 MLX Run
Ornith 1.5 35B-A3B New this week 35.9B MoE / 3.3B act Q2_K 14.0 GB 0.16 GB 14.8 GB
81.2 GB free
162 MLX Run
LLM-jp 4 33B Thinking New this week 33.2B Q2_K 12.9 GB 2.00 GB 15.5 GB
80.5 GB free
35 MLX Run
Qwen3 32B 32.8B Q2_K 12.8 GB 2.00 GB 15.4 GB
80.6 GB free
35 MLX Run
DeepSeek-R1-Distill-Qwen 32B 32.8B Q2_K 12.8 GB 2.00 GB 15.4 GB
80.6 GB free
35 MLX Run
Qwen2.5-Coder 32B 32.8B Q2_K 12.8 GB 2.00 GB 15.4 GB
80.6 GB free
35 MLX Run
Olmo 3.1 32B Instruct 32.2B Q2_K 12.6 GB 1.25 GB 14.4 GB
81.6 GB free
36 MLX Run
Nemotron 3.5 Lightning 30B-A3B New 31.6B MoE / 3.2B act Q2_K 12.3 GB 0.05 GB 13.0 GB
83.0 GB free
167 MLX Run
Gemma 4 31B 31.3B Q2_K 12.2 GB 2.03 GB 14.8 GB
81.2 GB free
37 MLX Run
GLM-4.7-Flash 30B-A3B 31.2B MoE / 3B act Q2_K 12.2 GB 0.41 GB 13.2 GB
82.8 GB free
178 MLX Run
Qwen3 30B-A3B 30.5B MoE / 3.3B act Q2_K 11.9 GB 0.75 GB 13.2 GB
82.8 GB free
162 MLX Run
Qwen3 Coder 30B-A3B 30.5B MoE / 3.3B act Q2_K 11.9 GB 0.75 GB 13.2 GB
82.8 GB free
162 MLX Run
Muse Glimmer 30B New 29.8B Q2_K 11.6 GB 0.18 GB 12.4 GB
83.6 GB free
38 MLX Run
Granite 4.1 30B 28.9B Q2_K 11.3 GB 2.00 GB 13.9 GB
82.1 GB free
40 MLX Run
Qwen3.8 27B New this week 27.8B Q2_K 10.8 GB 0.50 GB 11.9 GB
84.1 GB free
41 MLX Run
Qwen3.6 27B 27.8B Q2_K 10.8 GB 0.50 GB 11.9 GB
84.1 GB free
41 MLX Run
Gemma 3 27B 27.4B Q2_K 10.7 GB 1.03 GB 12.3 GB
83.7 GB free
42 MLX Run
Gemma 4 26B-A4B 26.5B MoE / 3.8B act Q2_K 10.3 GB 0.51 GB 11.4 GB
84.6 GB free
141 MLX Run
Devstral Small 2 24B 24B Q2_K 9.4 GB 1.25 GB 11.2 GB
84.8 GB free
48 MLX Run
Mistral Small 3.2 24B 23.6B Q2_K 9.2 GB 1.25 GB 11.1 GB
84.9 GB free
49 MLX Run
gpt-oss 20B 20.9B MoE / 3.6B act MXFP4 10.8 GB 0.19 GB 11.6 GB
84.4 GB free
112 MLX Run
Qwen3 14B 14.8B Q2_K 5.8 GB 1.25 GB 7.6 GB
88.4 GB free
77 MLX Run
DeepSeek-R1-Distill-Qwen 14B 14.8B Q2_K 5.8 GB 1.50 GB 7.9 GB
88.1 GB free
77 MLX Run
Qwen2.5-Coder 14B 14.8B Q2_K 5.8 GB 1.50 GB 7.9 GB
88.1 GB free
77 MLX Run
Phi-4 14B 14.7B Q2_K 5.7 GB 1.56 GB 7.9 GB
88.1 GB free
78 MLX Run
Ministral 3 14B 13.9B Q2_K 5.4 GB 1.25 GB 7.3 GB
88.7 GB free
82 MLX Run
Gemma 3 12B 12.2B Q2_K 4.8 GB 0.81 GB 6.2 GB
89.8 GB free
94 MLX Run
Mistral NeMo 12B 12.2B Q2_K 4.8 GB 1.25 GB 6.6 GB
89.4 GB free
94 MLX Run
Gemma 4 12B 12B Q2_K 4.7 GB 0.81 GB 6.1 GB
89.9 GB free
96 MLX Run
Qwen3.5 9B 9.65B Q2_K 3.8 GB 0.25 GB 4.6 GB
91.4 GB free
119 MLX Run
Ornith 1.5 9B New this week 9.41B Q2_K 3.7 GB 0.25 GB 4.5 GB
91.5 GB free
122 MLX Run
Ministral 3 8B 8.92B Q2_K 3.5 GB 1.06 GB 5.1 GB
90.9 GB free
129 MLX Run
Granite 4.1 8B 8.79B Q2_K 3.4 GB 1.25 GB 5.3 GB
90.7 GB free
130 MLX Run
LFM2.5 8B-A1B 8.47B MoE / 1.5B act Q2_K 3.3 GB 0.09 GB 4.0 GB
92.0 GB free
357 MLX Run
Fara 7B 8.29B Q2_K 3.2 GB 0.44 GB 4.3 GB
91.7 GB free
138 MLX Run
Qwen3 8B 8.19B Q2_K 3.2 GB 1.13 GB 4.9 GB
91.1 GB free
140 MLX Run
Llama 3.1 8B Instruct 8.03B Q2_K 3.1 GB 1.00 GB 4.7 GB
91.3 GB free
143 MLX Run
Gemma 4 E4B 8.0B Q2_K 3.1 GB 0.14 GB 3.9 GB
92.1 GB free
143 MLX Run
Ling 3.0 Tiny 7.9B-A1.3B New 7.9B MoE / 1.3B act Q2_K 3.1 GB 0.05 GB 3.7 GB
92.3 GB free
411 MLX Run
DeepSeek-R1-Distill-Qwen 7B 7.62B Q2_K 3.0 GB 0.44 GB 4.0 GB
92.0 GB free
150 MLX Run
Qwen2.5-Coder 7B 7.62B Q2_K 3.0 GB 0.44 GB 4.0 GB
92.0 GB free
150 MLX Run
Olmo 3 7B Instruct 7.3B Q2_K 2.8 GB 2.50 GB 5.9 GB
90.1 GB free
157 MLX Run
Mistral 7B Instruct v0.3 7.25B Q2_K 2.8 GB 1.00 GB 4.4 GB
91.6 GB free
158 MLX Run
Gemma 4 E2B 5.1B Q2_K 2.0 GB 0.07 GB 2.7 GB
93.3 GB free
225 MLX Run
Qwen3.5 4B 4.66B Q2_K 1.8 GB 0.25 GB 2.7 GB
93.3 GB free
246 MLX Run
Gemma 3 4B 4.3B Q2_K 1.7 GB 0.30 GB 2.6 GB
93.4 GB free
267 MLX Run
Qwen3 4B 4.02B Q2_K 1.6 GB 1.13 GB 3.3 GB
92.7 GB free
285 MLX Run
Ministral 3 3B 3.85B Q2_K 1.5 GB 0.81 GB 2.9 GB
93.1 GB free
298 MLX Run
Phi-4-mini 3.8B 3.84B Q2_K 1.5 GB 1.00 GB 3.1 GB
92.9 GB free
299 MLX Run
Granite 4.1 3B 3.4B Q2_K 1.3 GB 0.63 GB 2.6 GB
93.4 GB free
337 MLX Run
Llama 3.2 3B Instruct 3.21B Q2_K 1.3 GB 0.88 GB 2.7 GB
93.3 GB free
357 MLX Run
LFM2.5 2.6B New 2.7B Q2_K 1.1 GB 0.13 GB 1.8 GB
94.2 GB free
425 MLX Run
Qwen3.5 2B 2.27B Q2_K 0.9 GB 0.09 GB 1.6 GB
94.4 GB free
505 MLX Run
Qwen3 1.7B 1.72B Q2_K 0.7 GB 0.88 GB 2.1 GB
93.9 GB free
666 MLX Run
Llama 3.2 1B Instruct 1.24B Q2_K 0.5 GB 0.25 GB 1.3 GB
94.7 GB free
924 MLX Run
Gemma 3 1B 1.0B Q2_K 0.4 GB 0.04 GB 1.0 GB
95.0 GB free
1146 MLX Run
Qwen3.5 0.8B 0.87B Q2_K 0.3 GB 0.09 GB 1.0 GB
95.0 GB free
1318 MLX Run
Qwen3 0.6B 0.6B Q2_K 0.2 GB 0.88 GB 1.7 GB
94.3 GB free
1910 MLX Run

Runs — tight

1 model · fits at 8K, drop context or quant to go longer
ModelParamsQuantWeights +KV 8KTotal VRAM headroom Tok/sRuntime
Qwen3 235B-A22B 235B MoE / 22B act Q2_K 91.6 GB 1.47 GB 93.7 GB
2.3 GB free
24 MLX Run

Won't fit in VRAM

9 models · some are possible with CPU offload
ModelParamsQuantWeights +KV 8KTotal Over budget Tok/sRuntime
Kimi K3 2.8T-A104B New 2780B MoE / 104B act Q2_K 1084.2 GB 0.21 GB 1085.0 GB +989.0 GB ~5.1 MLX Why
Qwen3.8 2.4T-A95B New 2446B MoE / 95B act Q2_K 953.9 GB 0.72 GB 955.2 GB +859.2 GB ~5.6 MLX Why
DeepSeek V4 Pro 1.6T-A49B New 1650B MoE / 49B act Q2_K 643.5 GB 0.54 GB 644.6 GB +548.6 GB ~11 MLX Why
Kimi K2.6 1T-A32B 1027B MoE / 32B act Q2_K 400.5 GB 0.54 GB 401.7 GB +305.7 GB ~17 MLX Why
GLM-5.2 744B-A40B 753B MoE / 40B act Q2_K 293.7 GB 0.69 GB 294.9 GB +198.9 GB ~13 MLX Why
DeepSeek-R1 671B 671B MoE / 37B act Q2_K 261.7 GB 0.54 GB 262.8 GB +166.8 GB ~14 MLX Why
Qwen3.5 397B-A17B 403B MoE / 17B act Q2_K 157.2 GB 0.23 GB 158.0 GB +62.0 GB ~31 MLX Why
Ornith 1.5 397B-A17B New this week 397B MoE / 17B act Q2_K 154.8 GB 0.23 GB 155.7 GB +59.7 GB ~31 MLX Why
DeepSeek V4 Flash 284B-A13B New 284B MoE / 13B act Q2_K 110.8 GB 0.38 GB 111.7 GB +15.7 GB ~41 MLX Why

Totals = quantised weights + f16 KV cache at 8K tokens + 0.6 GB runtime overhead, against 96.0 GB usable unified memory. Tokens per second are estimated from 800 GB/s peak memory bandwidth at batch 1 — not measured. Read the method.