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TinySwallow 1.5B Instruct on the Apple M4 Max (40-core GPU)
TinySwallow 1.5B Instruct runs at about 328 tokens/s on the Apple M4 Max (40-core GPU) (measured, MLX-4bit, MLX, apple-silicon-llm-bench).
MLX-4bit · MLX
The source gives no prompt-processing figure.
Every run
| Quant | Backend | Generate tok/s | Prompt tok/s | Test | Build / by / notes | Source |
|---|---|---|---|---|---|---|
| MLX-4bit | MLX | 328 | – | short-chat decode (warm median) | john-rocky mlx-swift, mlx-community/TinySwallow-1.5B-Instruct-4bit (Q4); Mac Studio M4 Max 40-core GPU; captured 2026-07-13; warm = median of same-session warm runs, thermal-nominal start | john-rocky apple-silicon-llm-bench (MIT) |
tg128 = generating 128 tokens; pp512 = reading a 512-token prompt (llama-bench). LocalScore averages several prompt and output lengths, so its numbers run lower than tg128. "decode, llama-server" = single-stream generation speed measured against a running llama-server (no speculative decoding).
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