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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Jul 3, 2026 · AMD RYZEN AI MAX+ 395

gpt-oss-safeguard-20b-mlx

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Excellent

Mar 12, 2026 · Apple M4

Global Score
94 vs 87
Hardware Fit
91 vs 82
Quality Score
95 vs 89

Hardware

gpt-oss:20b gpt-oss-safeguard-…
MachineFramework Desktop (AMD Ryzen AI Max 300 Series)Mac mini
CPUAMD RYZEN AI MAX+ 395Apple M4
Cores3210
RAM64 GB24 GB
GPUAMD Radeon(TM) 8060S GraphicsApple M4
OSMicrosoft Windows 11 Pro for Workstations 10.0.26200macOS 26.3
Archx64arm64
Power Modebalancedbalanced

Performance

gpt-oss:20b gpt-oss-safeguard-…
Tokens/sec48.041.4
First chunk357 ms8 ms
TTFT2.3 s3.6 s
Load time0.2 sN/A
Memory usage16.4 GB14.5 GB
Memory %26%61%

HW Fit Score Breakdown

gpt-oss:20b

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

gpt-oss-safeguard-20b-mlx

Speed
50/50
TTFT
12/20
Memory
20/30

Quality

gpt-oss:20b

Reasoning
19/20
Coding
19/20
Instruction
17/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

gpt-oss-safeguard-20b-mlx

Reasoning
19/20
Coding
12/20
Instruction
19/20
Structured
15/15
Math
15/15
Multilingual
9/10
Reasoning: Strong Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View gpt-oss:20b details | View gpt-oss-safeguard-… details

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