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gpt-oss-20b

LM-STUDIO GGUF
Excellent

Mar 6, 2026 · Apple M4 Pro

Gemma4-31B:31B

OLLAMA GGUF

gemma4 · 31.3B · Q4_K_M

Not Rec.

Aug 18, 2026 · Intel Core™ Ultra X7 358H

Global Score
95 vs 76
Hardware Fit
94 vs 45
Quality Score
95 vs 89

Hardware

gpt-oss-20b Gemma4-31B:31B
MachineMac miniGMKtec NucBox EVO-T2S
CPUApple M4 ProIntel Core™ Ultra X7 358H
Cores1416
RAM64 GB64 GB
GPUApple M4 ProIntel(R) Arc(TM) B390 GPU
OSmacOS 15.7.4Microsoft Windows 11 Pro 10.0.26200
Archarm64x64
Power Modebalancedbalanced

Performance

gpt-oss-20b Gemma4-31B:31B
Tokens/sec118.23.8
First chunk471 ms3536 ms
TTFT2.2 s3.5 s
Load timeN/A19.6 s
Memory usage11.3 GB19.9 GB
Memory %18%31%

HW Fit Score Breakdown

gpt-oss-20b

Speed
50/50
TTFT
14/20
Memory
30/30

Gemma4-31B:31B

Speed
5/50
TTFT
10/20
Memory
30/30

Quality

gpt-oss-20b

Reasoning
19/20
Coding
18/20
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

Gemma4-31B:31B

Reasoning
18/20
Coding
19/20
Instruction
15/20
Structured
14/15
Math
14/15
Multilingual
9/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View gpt-oss-20b details | View Gemma4-31B:31B 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