openai/gpt-oss-20b
LM-STUDIO MLXgpt_oss · 20B · MXFP4
Jul 17, 2026 · Apple M5 Max
llama3.2:latest
OLLAMA GGUFllama · 3.2B · Q4_K_M
Feb 28, 2026 · Apple M4 Pro
Global Score
83 vs 73
Hardware Fit
80 vs 100
Quality Score
84 vs 61
Hardware
openai/gpt-oss-20b llama3.2:latest
MachineMacBook ProMac Mini
CPUApple M5 MaxApple M4 Pro
Cores1814
RAM64 GB64 GB
GPUApple M5 MaxApple M4 Pro
OSmacOS 27.0macOS 15.7.4
Archarm64arm64
Power Modebalancedunknown
Performance
openai/gpt-oss-20b llama3.2:latest
Tokens/sec131.798.9
First chunk7 msN/A
TTFT30.0 s125 ms
Load timeN/A2.3 s
Memory usage15.8 GB22.1 GB
Memory %25%35%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
0/20
Memory
30/30
llama3.2:latest
Speed
40/50
TTFT
30/20
Memory
30/30
Quality
openai/gpt-oss-20b
Reasoning
18/20
Coding
13/20
Instruction
14/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong
llama3.2:latest
Reasoning
11/20
Coding
14/20
Instruction
12/20
Structured
12/15
Math
3/15
Multilingual
9/10
Reasoning: Adequate Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Poor 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