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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Excellent

Mar 11, 2026 · Apple M4

dolphin-phi:2.7b

OLLAMA GGUF

phi2 · 3B · Q4_0

Good

Mar 1, 2026 · Apple M4

Global Score
95 vs 61
Hardware Fit
99 vs 100
Quality Score
93 vs 44

Hardware

openai/gpt-oss-20b dolphin-phi:2.7b
MachineMac miniMacBook Air
CPUApple M4Apple M4
Cores1010
RAM24 GB32 GB
GPUApple M4Apple M4
OSmacOS 26.3macOS 26.3
Archarm64arm64
Power Modebalancedbalanced

Performance

openai/gpt-oss-20b dolphin-phi:2.7b
Tokens/sec29.356.1
First chunk21 msN/A
TTFT1.8 s108 ms
Load time18.5 s0.4 s
Memory usage0.0 GB2.2 GB
Memory %0%7%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
19/20
Memory
30/30

dolphin-phi:2.7b

Speed
40/50
TTFT
30/20
Memory
30/30

Quality

openai/gpt-oss-20b

Reasoning
19/20
Coding
18/20
Instruction
16/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

dolphin-phi:2.7b

Reasoning
10/20
Coding
6/20
Instruction
12/20
Structured
2/15
Math
9/15
Multilingual
5/10
Reasoning: Weak Coding: Weak Instruction Following: Adequate Structured Output: Poor Math: Adequate Multilingual: Adequate
View openai/gpt-oss-20b details | View dolphin-phi:2.7b 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