Qwen3.8-27B-ctx8k on RTX 4090 (24GB)
MeasuredOn 2026-10-22, Qwen3.8-27B-ctx8k Q4_K_M ran at 43.1 tok/s (chat-short) on an RTX 4090 (24GB) with llama.cpp. Run r_--ul19zazqg.
Workload results
| Workload | Backend | Model | decode tok/s | prefill tok/s | TTFT | p50 | p95 |
|---|---|---|---|---|---|---|---|
| chat-short | llama.cpp@0.7.0-dev (build 11803, commit a37cc4610) | Qwen3.8-27B-ctx8kQ4_K_M | 43.06tok/s | 514.7tok/s | 299ms | 23.1ms | 23.5ms |
| chat-long | llama.cpp@0.7.0-dev (build 11803, commit a37cc4610) | Qwen3.8-27B-ctx8kQ4_K_M | 42.99tok/s | 2,015.4tok/s | 1,600ms | 23.1ms | 23.7ms |
| concurrent-decode | llama.cpp@0.7.0-dev (build 11803, commit a37cc4610) | Qwen3.8-27B-ctx8kQ4_K_M | 43.01tok/s | — | — | 23.2ms | 23.4ms |
| agent-trace | llama.cpp@0.7.0-dev (build 11803, commit a37cc4610) | Qwen3.8-27B-ctx8kQ4_K_M | 42.48tok/s | 4,207.8tok/s | 545ms | 23.1ms | 24.0ms |
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https://llm-speed.com/r/r_--ul19zazqgRelated benchmarks
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Provenance
- Run ID
- r_--ul19zazqg
- Fingerprint hash
- Public key
- sD0nApPic377bgYQZVrxWIGkztah8JDBAYnCV0UlhaI=
- Received
- 2026-10-22 08:47:15