gpt-oss:20b
OLLAMA GGUFgptoss · 20.9B · MXFP4
May 25, 2026 · Apple M4 Pro
lfm2.5-thinking:1.2b
OLLAMA GGUFlfm2 · 1.2B · Q4_K_M
May 25, 2026 · Apple M4 Pro
Global Score
94 vs 60
Hardware Fit
92 vs 80
Quality Score
95 vs 52
Hardware
gpt-oss:20b lfm2.5-thinking:1.2b
MachineMacBook ProMacBook Pro
CPUApple M4 ProApple M4 Pro
Cores1414
RAM48 GB48 GB
GPUApple M4 ProApple M4 Pro
OSmacOS 26.4.1macOS 26.4.1
Archarm64arm64
Power Modebalancedbalanced
Performance
gpt-oss:20b lfm2.5-thinking:1.2b
Tokens/sec54.5227.0
First chunk318 ms60 ms
TTFT2.9 s30.0 s
Load time4.0 s0.7 s
Memory usage16.4 GB2.6 GB
Memory %34%6%
HW Fit Score Breakdown
gpt-oss:20b
Speed
50/50
TTFT
13/20
Memory
29/30
lfm2.5-thinking:1.2b
Speed
50/50
TTFT
0/20
Memory
30/30
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
lfm2.5-thinking:1.2b
Reasoning
8/20
Coding
6/20
Instruction
10/20
Structured
7/15
Math
12/15
Multilingual
9/10
Reasoning: Weak Coding: Weak Instruction Following: Adequate Structured Output: Weak Math: Strong Multilingual: Strong
Run yours and compare
$
npm install -g metrillm@latest$
metrillmRequires Node 20+ and Ollama or LM Studio running
Or run without installing: npx metrillm@latest