MOSS-TTS 1.5
ComfyUI custom nodes for OpenMOSS MOSS-TTS v1.5 — both the 1.7B Local-Transformer (48 kHz) and the 8B full model (24 kHz). Reference-free TTS, zero-shot voice cloning, audio continuation, hard duration control, 31 languages, stereo output.
How much VRAM does MOSS-TTS 1.5 require?
Direct Answer: The ComfyUI node MOSS-TTS 1.5 requires a minimum base VRAM of 1536MB and is optimized for GPUs with at least 6GB of VRAM. Low VRAM mode is fully supported for resource-constrained setups.
- Base VRAM:
- 1536MB (1.5GB)
- Recommended GPU:
- 6GB+ VRAM
- Low VRAM Mode:
- ✓ Supported
- Estimation Confidence:
- MEDIUM
Interactive VRAM Compatibility Estimator
Your GPU has plenty of headroom. You can run this node safely with your active configurations!
Deploy on High-Performance GPUs
Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance GPUs on Vast.ai instantly.
Deploy on Cloud GPUs
Need more VRAM to run ComfyUI with this node? Rent low-cost, high-performance cloud GPUs on RunPod instantly.
Frequently Asked Questions
How much VRAM does MOSS-TTS 1.5 require?
MOSS-TTS 1.5 requires a minimum of 1536MB (1.5GB) of VRAM for base operation. For optimal performance, a GPU with at least 6GB of VRAM is recommended. This node supports low VRAM mode for resource-constrained setups.
Can I run MOSS-TTS 1.5 on an RTX 3060, RTX 4070, or RTX 4090?
✅ RTX 3060 (12GB): Yes, fully compatible with 9.3GB headroom. ✅ RTX 4070 (12GB): Yes, fully compatible with 9.3GB headroom. ✅ RTX 4070 Ti (16GB): Yes, fully compatible with 12.9GB headroom. ✅ RTX 4090 (24GB): Yes, fully compatible with 20.1GB headroom
How can I reduce VRAM usage when running MOSS-TTS 1.5?
MOSS-TTS 1.5 supports low VRAM mode. To reduce memory usage: (1) Enable --lowvram or --medvram flags in ComfyUI, (2) Reduce batch size to 1, (3) Use fp16 or fp8 precision if supported, (4) Close other GPU applications.
How do I install MOSS-TTS 1.5 in ComfyUI?
To install MOSS-TTS 1.5: (1) Navigate to your ComfyUI/custom_nodes directory, (2) Clone the repository: git clone https://github.com/eehrich/ComfyUI-MOSS-TTS-1.5, (3) Install dependencies: pip install -r requirements.txt (if present), (4) Restart ComfyUI. Alternatively, use ComfyUI Manager for one-click installation.