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cloud.google.com·6h ago
AI Research
arXiv CS.AI·Jul 24·5 min read
Faster IndexTTS-2: Accelerating and Streaming Autoregressive Zero-Shot Text-to-Speech Synthesis on GPUs
TL;DR
Faster IndexTTS-2 enhances the IndexTTS-2 text-to-speech model by significantly improving inference speed and enabling streaming capabilities on GPUs. It achieves up to 5.0x speedup in token generation while maintaining high synthesis quality.
✦ Why It Matters
Implement Faster IndexTTS-2 to enhance your TTS applications with real-time performance and streaming capabilities.
Key Takeaways
- Utilize Faster IndexTTS-2 for low-latency TTS applications.
- Leverage NVIDIA TensorRT for optimizing neural network components.
- Implement streaming synthesis for interactive user experiences.
- Test performance improvements using the Seed-TTS benchmark.
How It Works
Faster IndexTTS-2 accelerates the original IndexTTS-2 model by optimizing its neural network components with NVIDIA TensorRT and TensorRT-LLM. This optimization allows for efficient GPU utilization, enabling both streaming synthesis and batched inference, which significantly reduces latency in generating speech.