### 🔀 [#174](https://github.com/ikawrakow/ik_llama.cpp/pull/174) - On Zen4 repack fp16 models to bf16_r16 | **Author** | `ikawrakow` | | :--- | :--- | | **State** | ❌ **Closed** | | **Created** | 2025-01-21 | | **Updated** | 2025-01-21 | --- #### Description ...when run-time-repacking is requested via `-rtr` This massively improves performance. As this is opt-in, we do not worry about possible precision loss in the `f16 -> bf16` conversion.