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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Not Rec.

Jul 5, 2026 · AMD Ryzen 7 7800X3D 8-Core Processor

gemma4:latest

OLLAMA GGUF

gemma4 · 8.0B · Q4_K_M

Excellent

Jun 5, 2026 · AMD Ryzen 7 5800H

Global Score
84 vs 89
Hardware Fit
65 vs 83
Quality Score
92 vs 92

Hardware

openai/gpt-oss-20b gemma4:latest
MachineASUSLENOVO 82JQ
CPUAMD Ryzen 7 7800X3D 8-Core ProcessorAMD Ryzen 7 5800H
Cores1616
RAM31 GB16 GB
GPUNVIDIA GeForce RTX 4090, RaphaelNVIDIA GeForce RTX 3060 Laptop GPU
OScachyos rollingMicrosoft Windows 11 家庭版 中文版 10.0.26100
Archx64x64
Power Modeperformancebalanced

Performance

openai/gpt-oss-20b gemma4:latest
Tokens/sec221.546.3
First chunk5 ms824 ms
TTFT30.0 s3.8 s
Load timeN/A21.0 s
Memory usage21.1 GB8.9 GB
Memory %69%56%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
0/20
Memory
15/30

gemma4:latest

Speed
50/50
TTFT
11/20
Memory
22/30

Quality

openai/gpt-oss-20b

Reasoning
19/20
Coding
15/20
Instruction
18/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

gemma4:latest

Reasoning
18/20
Coding
19/20
Instruction
15/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

Run yours and compare

$ npm install -g metrillm@latest
$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest