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Can I run this LLM?

Can a MacBook Pro / Mac Studio M5 Max (36GB) run Qwen3 8B?

Qwen · Apache 2.0 · estimated for a 36.0 GB machine at 4K context.

Yes — it runs great.

Runs great

Best fit: Qwen3 8B at FP16 · 16.4 GB weights · 17–25 tok/s on a MacBook Pro / Mac Studio M5 Max (36GB).

Arena Text Overall · style-controlled

UnratedNo exact match

No reviewed exact Arena match

No reviewed exact model/configuration match in the Arena Text Overall style-controlled snapshot. No family or editorial score is substituted. Local quantization quality is unmeasured.

Snapshot published 2026-10-08 · snapshot imported 2026-10-11 UTC · validated last-good data · manual refresh

Arena leaderboard dataset · Arena / lmarena-ai, Arena Leaderboard Dataset (CC BY 4.0). Selected Text Overall style-controlled rows; field names adapted, ratings unchanged. · dataset CC BY 4.0 · revision e16f90232986

Total memory at 4K context
17.8 GB
Weights + KV cache + runtime overhead
Estimated generation
17–25 tok/s
Estimated first token
~6.5s

Every quantization on this machine

On small screens, each quant lists every metric below its name. On wider screens, scroll sideways for total memory, speed and fit. Keyboard: focus the table, then use the arrow keys. Quant names stay visible.

Qwen3 8B quantizations on MacBook Pro / Mac Studio M5 Max (36GB), estimated at 4K context. Weights and total memory are shown separately.
QuantWeightsTotal memorySpeedFit
Q2_K3.3 GB4.7 GB55–82 tok/sRuns great
Q3_K_M4.1 GB5.5 GB47–71 tok/sRuns great
Q4_K_M5.0 GB6.4 GB42–63 tok/sRuns great
Q5_K_M5.9 GB7.3 GB38–56 tok/sRuns great
Q6_K6.7 GB8.1 GB34–51 tok/sRuns great
Q8_08.7 GB10.1 GB28–42 tok/sRuns great
FP1616.4 GB17.8 GB17–25 tok/sRuns great

Ran Qwen3 8B on a MacBook Pro / Mac Studio M5 Max (36GB)? Add your real numbers →