google/gemma-3-4b

LM-STUDIO MLX

gemma3 · 4B · 4bit

Good

Mar 3, 2026 · Apple M4

openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Not Rec.

Mar 19, 2026 · Apple M4

Global Score

76 vs 77

Hardware Fit

100 vs 67

Quality Score

66 vs 81

Hardware

google/gemma-3-4b openai/gpt-oss-20b

MachineMacBook AirMac mini

CPUApple M4Apple M4

Cores1010

RAM32 GB24 GB

GPUApple M4Apple M4

OSmacOS 26.3macOS 26.3

Archarm64arm64

Power Modebalancedbalanced

Performance

google/gemma-3-4b openai/gpt-oss-20b

Tokens/sec39.430.5

First chunk468 ms18 ms

TTFT468 ms30.0 s

Load timeN/AN/A

Memory usage2.8 GB15.8 GB

Memory %9%66%

HW Fit Score Breakdown

google/gemma-3-4b

Speed

50/50

TTFT

20/20

Memory

30/30

openai/gpt-oss-20b

Speed

50/50

TTFT

0/20

Memory

17/30

Quality

google/gemma-3-4b

Reasoning

10/20

Coding

17/20

Instruction

13/20

Structured

12/15

Math

4/15

Multilingual

10/10

Reasoning: Adequate Coding: Strong Instruction Following: Adequate Structured Output: Strong Math: Weak Multilingual: Strong

openai/gpt-oss-20b

Reasoning

19/20

Coding

11/20

Instruction

12/20

Structured

15/15

Math

14/15

Multilingual

10/10

Reasoning: Strong Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong

View google/gemma-3-4b details | View openai/gpt-oss-20b 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