AMD Radeon RX 6800 XT × Qwen2.5 14B Instruct
Qwen2.5 14B Instruct on AMD Radeon RX 6800 XT
22.3best gen tok/s
517best prompt tok/s
640max context tested
3results
Measured · all numbers below come from the linked sources
llama.cpp
| Quant | Gen tok/s | Prompt tok/s | Source | Context tested | TTFT | Build |
|---|---|---|---|---|---|---|
| Q4_K - Medium | 22.3 | 517 | LocalScore ↗ | 512+128 | 2,791 ms | llamafile 0.9.3 |
| Q4_K - Medium | 20.5 | 505 | LocalScore ↗ | 512+128 | 2,877 ms | llamafile 0.9.2 |
| Q4_K - Medium | 20.0 | 492 | LocalScore ↗ | 512+128 | 2,923 ms | llamafile 0.9.2 |
Ollama
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MLX
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"Context tested" is the largest prompt+generation length actually benchmarked (tokens), not a memory-fit estimate.
What else can AMD Radeon RX 6800 XT run? →
Includes results from LocalScore, a Mozilla Builders project by cjpais, mirrored in the cn0303/local-llm-speed-benchmarks dataset. LocalScore runs use llamafile, which is built on llama.cpp.