Model benchmarks

mtplx-qwen38-27b-optimized-speed local LLM performance

As of September 2026, mtplx-qwen38-27b-optimized-speed runs at up to 45.5 tok/s for local inference (best of 2 community benchmark runs across 2 GPUs).

vLLM
ShareRedditX

Model size

27B

Peak speed

45.5 tok/s

Average speed

43.2 tok/s

Min memory

n/a

Max context

128,000 tokens

Avg output / run

82,669 tokens

Avg runtime / run

32m 36s

Avg quality

86.1

Benchmark runs

2

GPUs tested

2

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)
Overall85.886.186.4
Agent Workflow87.589.391.1
Code Generation70.973.375.7
Role Play & Narrative93.894.094.2
Research & Analysis87.087.788.4

Performance by hardware and tool

Every hardware/tool/quantization combination mtplx-qwen38-27b-optimized-speed has been benchmarked on, ranked by peak token generation speed. Last updated September 2026.

HardwareToolQuantBest tok/sAvg tok/sMemoryContextQualityRuns
Apple M4 MaxvLLM45.5 tok/s45.5 tok/sn/a128,000 tokens86.41
Apple M5 MaxvLLM40.8 tok/s40.8 tok/sn/a128,000 tokens85.81

Frequently asked questions

Is mtplx-qwen38-27b-optimized-speed good for coding?
In our benchmarks, mtplx-qwen38-27b-optimized-speed scores 73.3/100 for coding. It runs at about 43.2 tok/s, so if you want more speed, Gemma4:E2B/QAT-MTP@131K is faster (~303.9 tok/s) and still scores well for coding (66.9/100).
Is mtplx-qwen38-27b-optimized-speed good for agentic (tool-using) tasks?
In our benchmarks, mtplx-qwen38-27b-optimized-speed scores 89.3/100 for agentic workflows. It runs at about 43.2 tok/s, so if you want more speed, mudler/Ornith-1.5-35B-A3B-APEX-MTP-GGUF is faster (~190.9 tok/s) and still scores well for agentic workflows (85.7/100).
How fast is mtplx-qwen38-27b-optimized-speed for local inference?
Across 2 community benchmark runs, mtplx-qwen38-27b-optimized-speed reaches up to 45.5 tok/s and averages 43.2 tok/s, with the fastest results on Apple M4 Max.
How much memory does mtplx-qwen38-27b-optimized-speed need?
The leanest observed configuration used about n/a of memory.
Which tools have been used to run mtplx-qwen38-27b-optimized-speed?
Benchmarks were submitted using vLLM. Results are community-contributed and updated as new runs arrive.