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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Excellent

Apr 1, 2026 · Apple M4

lfm2.5:latest

OLLAMA GGUF

lfm2moe · 8.5B · Q4_K_M

Good

Jun 20, 2026 · AMD RYZEN AI MAX+ 395

Global Score
82 vs 79
Hardware Fit
85 vs 100
Quality Score
81 vs 70

Hardware

openai/gpt-oss-20b lfm2.5:latest
MachineMac miniAZW GTR Pro
CPUApple M4AMD RYZEN AI MAX+ 395
Cores1032
RAM24 GB125 GB
GPUApple M4Radeon 8060S
OSmacOS 26.3Ubuntu 24.04.4 LTS
Archarm64x64
Power Modebalancedlow-power

Performance

openai/gpt-oss-20b lfm2.5:latest
Tokens/sec31.8134.4
First chunk32 ms226 ms
TTFT8.4 s226 ms
Load time22.7 s1.8 s
Memory usage0.0 GB6.9 GB
Memory %0%6%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

lfm2.5:latest

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

Quality

openai/gpt-oss-20b

Reasoning
19/20
Coding
14/20
Instruction
9/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Weak Structured Output: Strong Math: Strong Multilingual: Strong

lfm2.5:latest

Reasoning
2/20
Coding
11/20
Instruction
17/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Poor Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
View openai/gpt-oss-20b details | View lfm2.5:latest details

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$ metrillm

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