openai/gpt-oss-20b
LM-STUDIO GGUFgpt-oss · 20B · MXFP4
Jul 5, 2026 · AMD Ryzen 7 7800X3D 8-Core Processor
lfm2.5-thinking:1.2b
OLLAMA GGUFlfm2 · 1.2B · Q4_K_M
May 25, 2026 · Apple M4 Pro
Global Score
84 vs 60
Hardware Fit
65 vs 80
Quality Score
92 vs 52
Hardware
openai/gpt-oss-20b lfm2.5-thinking:1.2b
MachineASUSMacBook Pro
CPUAMD Ryzen 7 7800X3D 8-Core ProcessorApple M4 Pro
Cores1614
RAM31 GB48 GB
GPUNVIDIA GeForce RTX 4090, RaphaelApple M4 Pro
OScachyos rollingmacOS 26.4.1
Archx64arm64
Power Modeperformancebalanced
Performance
openai/gpt-oss-20b lfm2.5-thinking:1.2b
Tokens/sec221.5227.0
First chunk5 ms60 ms
TTFT30.0 s30.0 s
Load timeN/A0.7 s
Memory usage21.1 GB2.6 GB
Memory %69%6%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
0/20
Memory
15/30
lfm2.5-thinking:1.2b
Speed
50/50
TTFT
0/20
Memory
30/30
Quality
openai/gpt-oss-20b
Reasoning
19/20
Coding
15/20
Instruction
18/20
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
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