Model benchmarks

Qwen3.8-27B-Q8_0 local LLM performance

As of September 2026, Qwen3.8-27B-Q8_0 runs at up to 44.8 tok/s for local inference (best of 3 community benchmark runs across 1 GPU).

llama.cppQ8_0
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Model size

27B

Peak speed

44.8 tok/s

Average speed

40.6 tok/s

Avg PP

465.4 tok/s

Min memory

26.4 GB

Max context

65.536 tokens

Avg output / run

35.573 tokens

Avg runtime / run

14m 49s

Avg quality

85.1

Benchmark runs

3

GPUs tested

1

Quality by task

Average LLM-judged quality (0–100) with the run-to-run spread shown as a P5–P95 band, overall and for each benchmark task, across all 3 runs. The low and high columns show how much the judge’s score varies between runs, and need at least two runs to display.

TaskP5 (low)AvgP95 (high)
Overall82.285.188.1
Agent Workflow85.286.889.1
Code Generation68.677.083.7
Role Play & Narrative89.390.791.8
Research & Analysis82.586.091.5

Performance by hardware and tool

Every hardware/tool/quantization combination Qwen3.8-27B-Q8_0 has been benchmarked on, ranked by peak token generation speed. Last updated September 2026.

HardwareToolQuantBest tok/sAvg tok/sMemoryContextQualityRuns
AMD Radeon RX 7900 XT/7900 XTX/7900Mllama.cppQ8_044.8 tok/s40.6 tok/s26.4 GB65.536 tokens85.13

Benchmark runs

All 3 Qwen3.8-27B-Q8_0 runs submitted so far — expand one for its hardware, quality breakdown and per-scenario detail.

Frequently asked questions

Is Qwen3.8-27B-Q8_0 good for coding?
In our benchmarks, Qwen3.8-27B-Q8_0 scores 77.0/100 for coding. It runs at about 40.6 tok/s, so if you want more speed, unsloth/Qwen3.8-27B-GGUF:IQ3_S is faster (~104.3 tok/s) and still scores well for coding (83.0/100).
Is Qwen3.8-27B-Q8_0 good for agentic (tool-using) tasks?
In our benchmarks, Qwen3.8-27B-Q8_0 scores 86.8/100 for agentic workflows. It runs at about 40.6 tok/s, so if you want more speed, granite-4.2-8b-Q4_K_L is faster (~71.6 tok/s) and still scores well for agentic workflows (92.9/100).
How fast is Qwen3.8-27B-Q8_0 for local inference?
Across 3 community benchmark runs, Qwen3.8-27B-Q8_0 reaches up to 44.8 tok/s and averages 40.6 tok/s, with the fastest results on AMD Radeon RX 7900 XT/7900 XTX/7900M.
How much memory does Qwen3.8-27B-Q8_0 need?
The leanest observed configuration used about 26.4 GB of memory (quantizations tested: Q8_0).
Which tools have been used to run Qwen3.8-27B-Q8_0?
Benchmarks were submitted using llama.cpp. Results are community-contributed and updated as new runs arrive.