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gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

May 25, 2026 · Apple M4 Pro

GPT-120B:120b

OLLAMA GGUF

gptoss · 116.8B · MXFP4

Good

Aug 18, 2026 · Intel Core™ i7-14700F

Global Score
94 vs 79
Hardware Fit
92 vs 47
Quality Score
95 vs 93

Hardware

gpt-oss:20b GPT-120B:120b
MachineMacBook ProHP OMEN 35L VALORANT Limited Edition Gaming Desktop PC
CPUApple M4 ProIntel Core™ i7-14700F
Cores1428
RAM48 GB128 GB
GPUApple M4 ProNVIDIA GeForce RTX 5080
OSmacOS 26.4.1Microsoft Windows 11 Enterprise 10.0.26200
Archarm64x64
Power Modebalancedbalanced

Performance

gpt-oss:20b GPT-120B:120b
Tokens/sec54.518.2
First chunk318 ms1719 ms
TTFT2.9 s3.9 s
Load time4.0 s50.9 s
Memory usage16.4 GB61.5 GB
Memory %34%48%

HW Fit Score Breakdown

gpt-oss:20b

Speed
50/50
TTFT
13/20
Memory
29/30

GPT-120B:120b

Speed
17/50
TTFT
5/20
Memory
25/30

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-120B:120b

Reasoning
19/20
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