openai/gpt-oss-20b
LM-STUDIO MLXgpt_oss · 20B · MXFP4
Mar 4, 2026 · Apple M4
mistralai/devstral-small-2-2512
LM-STUDIO MLXmistral3 · 24B · 4bit
Oct 20, 2026 · Apple M1 Pro
Global Score
94 vs 73
Hardware Fit
100 vs 64
Quality Score
92 vs 77
Hardware
openai/gpt-oss-20b mistralai/devstral…
MachineMacBook AirMacBook Pro
CPUApple M4Apple M1 Pro
Cores1010
RAM32 GB32 GB
GPUApple M4Apple M1 Pro
OSmacOS 26.3macOS 15.6.1
Archarm64arm64
Power Modebalancedbalanced
Performance
openai/gpt-oss-20b mistralai/devstral…
Tokens/sec40.711.9
First chunk824 ms7 ms
TTFT1.3 s1.1 s
Load timeN/AN/A
Memory usage11.3 GB19.7 GB
Memory %35%62%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
20/20
Memory
30/30
mistralai/devstral-smal…
Speed
25/50
TTFT
20/20
Memory
19/30
Quality
openai/gpt-oss-20b
Reasoning
20/20
Coding
18/20
Instruction
15/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong
mistralai/devstral-smal…
Reasoning
17/20
Coding
16/20
Instruction
13/20
Structured
14/15
Math
7/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Adequate Structured Output: Strong Math: Weak 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