Model benchmarks

Qwen3.8-27B-GSQ-RCO-IQ3_S local LLM performance

As of September 2026, Qwen3.8-27B-GSQ-RCO-IQ3_S runs at up to 74.9 tok/s for local inference (best of 4 community benchmark runs across 1 GPU).

llama.cpp
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Model size

27B

Peak speed

74.9 tok/s

Average speed

73.6 tok/s

Avg prefill

959.6 tok/s

Min memory

13.2 GB

Max context

65,536 tokens

Avg output / run

17,516 tokens

Avg runtime / run

3m 55s

Avg quality

83.8

Benchmark runs

4

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 4 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)
Overall80.683.887.5
Agent Workflow79.384.789.2
Code Generation67.875.380.6
Role Play & Narrative84.788.892.8
Research & Analysis83.186.390.7

Performance by hardware and tool

Every hardware/tool/quantization combination Qwen3.8-27B-GSQ-RCO-IQ3_S has been benchmarked on, ranked by peak token generation speed. Last updated September 2026.

HardwareToolQuantBest tok/sAvg tok/sMemoryContextQualityRuns
NVIDIA GeForce RTX 4080 SUPERllama.cpp74.9 tok/s73.6 tok/s13.2 GB65,536 tokens83.84

Frequently asked questions

Is Qwen3.8-27B-GSQ-RCO-IQ3_S good for coding?
In our benchmarks, Qwen3.8-27B-GSQ-RCO-IQ3_S scores 75.3/100 for coding. It runs at about 73.6 tok/s, so if you want more speed, Qwen3.6-35B-A3B-IQ4_NL is faster (~165.9 tok/s) and still scores well for coding (68.7/100).
Is Qwen3.8-27B-GSQ-RCO-IQ3_S good for agentic (tool-using) tasks?
In our benchmarks, Qwen3.8-27B-GSQ-RCO-IQ3_S scores 84.7/100 for agentic workflows. It runs at about 73.6 tok/s, so if you want more speed, unsloth/NVIDIA-Nemotron-3.5-Lightning-30B-A3B-GGUF:UD-Q4_K_XL is faster (~169.2 tok/s) and still scores well for agentic workflows (83.0/100).
How fast is Qwen3.8-27B-GSQ-RCO-IQ3_S for local inference?
Across 4 community benchmark runs, Qwen3.8-27B-GSQ-RCO-IQ3_S reaches up to 74.9 tok/s and averages 73.6 tok/s, with the fastest results on NVIDIA GeForce RTX 4080 SUPER.
How much memory does Qwen3.8-27B-GSQ-RCO-IQ3_S need?
The leanest observed configuration used about 13.2 GB of memory.
Which tools have been used to run Qwen3.8-27B-GSQ-RCO-IQ3_S?
Benchmarks were submitted using llama.cpp. Results are community-contributed and updated as new runs arrive.