MODEL · RESEMBLE AI · TURBO: 350M · BASE: 0.5B-CLASS
Chatterbox (Turbo + Multilingual)
SOTA open-source voice cloning — 5-second reference audio, paralinguistic tags `[laugh]` `[sigh]` `[cough]` native in Turbo, <150 ms latency, ethical PerTh watermarking baked in.
License: MIT · Context: n/a · Released: Base: mid-2025 · Turbo: December 15, 2025 · Multilingual (23 languages): late 2025
The decision in five lines
- The call
- Buy — for voice
- Best for
- voice
- Runs on
- 23 hardware picks fit (cheapest: Intel Arc B580 12 GB · $249)
- Watch out
- Pure narration with no cloning need — Kokoro-82M is 10× lighter and Apache 2.0 (Chatterbox is MIT but still heavier).
- Evidence
- Estimated
- Turbo: 350M · Base: 0.5B-class
- PARAMETERS
- TTS + VOICE CLONE
- TYPE
- —
- CONTEXT
- ~4–6 GB (Turbo)
- VRAM AT Q4
Where we recommend this
Every tier slot in the planner where this model is a top or alternate pick. Pulled live from planner.js — when the planner refreshes, this table stays current.
The call
SOTA open-source voice cloning — 5-second reference audio, paralinguistic tags `[laugh]` `[sigh]` `[cough]` native in Turbo, <150 ms latency, ethical PerTh watermarking baked in.
When not to use: Pure narration with no cloning need — Kokoro-82M is 10× lighter and Apache 2.0 (Chatterbox is MIT but still heavier).
Runner notes
`pip install chatterbox-tts` or `devnen/Chatterbox-TTS-Server` for OpenAI-compatible REST API. CUDA / ROCm / CPU supported.
Hardware that fits
Every hardware pick whose memory fits this model at the quant we recommend. Sorted cheapest-first — the top row is your best-value fit. Click through for the full buyer’s guide.
- Intel Arc B580 12 GBPerfect · 2.3× 12 GB · $249–$299
- NVIDIA RTX 3060 12 GBPerfect · 2.3× 12 GB · $280–$400
- Minisforum UM890 ProPerfect · 4.7× 32 GB DDR5 (shared) · $463–$580 all-in
- RTX 5060 Ti 16 GBPerfect · 3.1× 16 GB · $560–$610
- AMD Radeon RX 9070 XTPerfect · 3.1× 16 GB · $649–$779
- AMD Radeon RX 7900 XTXPerfect · 4.7× 24 GB · $760 used / ~$1,500 new
- Mac Mini M4 16 GBPerfect · 2.1× 16 GB unified · $799 (new floor) / $499–$599 (eBay/residuals)
- NVIDIA RTX 3090 (used, single)Perfect · 4.7× 24 GB · $950–$1,200
- NVIDIA RTX 5070 TiPerfect · 3.1× 16 GB · $980–$1,300
- NVIDIA RTX 5080Perfect · 3.1× 16 GB · $999–$1,400
- MacBook Air M5 24 GBPerfect · 3.1× 24 GB unified · $1,299–$1,699
- Mac Mini M4 Pro 24 GBPerfect · 3.1× 24 GB unified · $1,399
- Dual RTX 3090 (used)Perfect · 9.3× 48 GB · $1,800–$2,500 all-in
- Framework Desktop (Ryzen AI Max+ 395)Perfect · 16.7× 128 GB unified · $1,999–$2,851
- NVIDIA RTX 4090Perfect · 4.7× 24 GB · $2,200–$2,800
- M5 Pro MacBook Pro 48 GBPerfect · 6.2× 48 GB unified · $2,599–$3,099
- NVIDIA RTX 5090Perfect · 6.2× 32 GB · $2,910–$4,300
- Mac Studio M4 Max 64 GBPerfect · 8.3× 64 GB unified · $3,199
- NVIDIA RTX A6000 (48 GB, used)Perfect · 9.3× 48 GB ECC · $3,500–$4,500
- Mac Studio M3 Ultra 96 GBPerfect · 12.5× 96 GB unified · $3,999
- M5 Max MacBook Pro 64 GBPerfect · 8.3× 64 GB unified · $4,499
- NVIDIA DGX SparkPerfect · 16.7× 128 GB unified · $4,699
- Dual RTX 5090Perfect · 12.4× 64 GB (2×32) · $8,500–$10,500
Next step
Find-by-model — see what hardware runs this→