gpt-oss:20b

OLLAMA GGUF

gptoss · 20.9B · MXFP4

Excellent

May 25, 2026 · Apple M4 Pro

phi-1_5

LM-STUDIO GGUF

phi2 · Q8_0

Not Rec.

Mar 6, 2026 · Intel Core™ i5-5300U

Global Score

94 vs 28

Hardware Fit

92 vs 66

Quality Score

95 vs 11

Hardware

gpt-oss:20b phi-1_5

MachineMacBook ProLENOVO 20BUS00700

CPUApple M4 ProIntel Core™ i5-5300U

Cores144

RAM48 GB16 GB

GPUApple M4 ProIntel(R) HD Graphics 5500

OSmacOS 26.4.1Microsoft Windows 10 Professionnel 10.0.19045

Archarm64x64

Power Modebalancedbalanced

Performance

gpt-oss:20b phi-1_5

Tokens/sec54.56.9

First chunk318 ms3040 ms

TTFT2.9 s3.0 s

Load time4.0 sN/A

Memory usage16.4 GB1.4 GB

Memory %34%9%

HW Fit Score Breakdown

gpt-oss:20b

Speed

50/50

TTFT

13/20

Memory

29/30

phi-1_5

Speed

24/50

TTFT

16/20

Memory

26/30

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

phi-1_5

Reasoning

2/20

Coding

2/20

Instruction

3/20

Structured

0/15

Math

2/15

Multilingual

2/10

Reasoning: Poor Coding: Poor Instruction Following: Poor Structured Output: Poor Math: Poor Multilingual: Poor

View gpt-oss:20b details | View phi-1_5 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