Whisper Large V3 Turbo on Apple M4 Pro (48GB)
Apple M4 Pro (48GB) runs Whisper Large V3 Turbo excellently at FP16. This is a strong pairing.
Model Size
810M
Device VRAM
48 GB
Bandwidth
273 GB/s
Quantizations Tested
1
Performance by Quantization
Each row shows Whisper Large V3 Turbo performance at a different quality level on Apple M4 Pro (48GB).
| Quantization | Speed | TTFT | Fits in VRAM | Rating | Confidence |
|---|---|---|---|---|---|
| FP16 | — | 250ms | ✓ Yes | Excellent | estimated |
Notes
FP16
Same as M4 Pro 24GB. Core ML acceleration for transcription.
About Whisper Large V3 Turbo
Whisper Large V3 Turbo (810M) is a transcription model. Distilled version of Whisper Large V3. 8x faster than the full model with minimal quality loss. The go-to for real-time transcription on local hardware. Runs comfortably on any GPU with 2GB+ VRAM.
View all Whisper Large V3 Turbo hardware options →About Apple M4 Pro (48GB)
Apple M4 Pro (48GB) has 48 GB at 273 GB/s. Available in MacBook Pro 16-inch, Mac Mini.
See all models Apple M4 Pro (48GB) can run →Source: MLX performance estimates based on device bandwidth (2026-03-15)
Data last updated: 2026-03-15