Model benchmarks

Qwen3.8-27B-MTPLX-Optimized-Speed local LLM performance

As of September 2026, Qwen3.8-27B-MTPLX-Optimized-Speed runs at up to 52.7 tok/s for local inference (best of 2 community benchmark runs across 1 GPU).

oMLX
ShareRedditX

Model size

27B

Peak speed

52.7 tok/s

Average speed

51.5 tok/s

Avg PP

608.5 tok/s

Min memory

26.2 GB

Max context

131.072 tokens

Avg output / run

20.578 tokens

Avg runtime / run

6m 39s

Avg quality

84.2

Benchmark runs

2

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 2 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)
Overall81.984.286.5
Agent Workflow82.785.287.8
Code Generation74.777.680.5
Role Play & Narrative85.689.994.3
Research & Analysis83.483.984.5

Performance by hardware and tool

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

HardwareToolQuantBest tok/sAvg tok/sMemoryContextQualityRuns
Apple M5 MaxoMLX—52.7 tok/s51.5 tok/s26.2 GB131.072 tokens84.22

Benchmark runs

All 2 Qwen3.8-27B-MTPLX-Optimized-Speed runs submitted so far — expand one for its hardware, quality breakdown and per-scenario detail.

Frequently asked questions

Is Qwen3.8-27B-MTPLX-Optimized-Speed good for coding?
In our benchmarks, Qwen3.8-27B-MTPLX-Optimized-Speed scores 77.6/100 for coding. It runs at about 51.5 tok/s, so if you want more speed, local-qwen is faster (~60.2 tok/s) and still scores well for coding (84.8/100).
Is Qwen3.8-27B-MTPLX-Optimized-Speed good for agentic (tool-using) tasks?
In our benchmarks, Qwen3.8-27B-MTPLX-Optimized-Speed scores 85.2/100 for agentic workflows. It runs at about 51.5 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-MTPLX-Optimized-Speed for local inference?
Across 2 community benchmark runs, Qwen3.8-27B-MTPLX-Optimized-Speed reaches up to 52.7 tok/s and averages 51.5 tok/s, with the fastest results on Apple M5 Max.
How much memory does Qwen3.8-27B-MTPLX-Optimized-Speed need?
The leanest observed configuration used about 26.2 GB of memory.
Which tools have been used to run Qwen3.8-27B-MTPLX-Optimized-Speed?
Benchmarks were submitted using oMLX. Results are community-contributed and updated as new runs arrive.