09:08
2026-07-07
dev.to
machine-learning
Adding GPU backends to a pure-C TTS engine: Metal, CUDA, and the rented-Mac trick
A developer added opt-in GPU backends (Metal and CUDA) to a pure-C TTS inference engine for Qwen3-TTS, achieving faster-than-real-time performance on Apple Silicon and NVIDIA GPUs. The key optimizatio…