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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

Apr 1, 2026 · Apple M4

nemotron-3-nano:4b

OLLAMA GGUF

nemotron_h · 4.0B · Q4_K_M

Excellent

Aug 25, 2026 · Apple M1 Pro

Global Score
87 vs 85
Hardware Fit
83 vs 100
Quality Score
88 vs 78

Hardware

gpt-oss:20b nemotron-3-nano:4b
MachineMac miniMacBook Pro
CPUApple M4Apple M1 Pro
Cores1010
RAM24 GB16 GB
GPUApple M4Apple M1 Pro
OSmacOS 26.3macOS 26.6.2
Archarm64arm64
Power Modebalancedbalanced

Performance

gpt-oss:20b nemotron-3-nano:4b
Tokens/sec24.331.7
First chunk529 ms265 ms
TTFT4.5 s265 ms
Load time11.2 s2.2 s
Memory usage13.1 GB4.1 GB
Memory %55%25%

HW Fit Score Breakdown

gpt-oss:20b

Speed
49/50
TTFT
11/20
Memory
23/30

nemotron-3-nano:4b

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

Quality

gpt-oss:20b

Reasoning
19/20
Coding
19/20
Instruction
11/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong

nemotron-3-nano:4b

Reasoning
16/20
Coding
14/20
Instruction
16/20
Structured
14/15
Math
8/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong
View gpt-oss:20b details | View nemotron-3-nano:4b 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