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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Apr 24, 2026 · AMD Ryzen 5 5500

qwen2.5-0.5b-instruct

LM-STUDIO GGUF

qwen2 · 0.5B · Q4_K_M

Marginal

Mar 6, 2026 · Intel Core™ i5-5300U

Global Score
90 vs 53
Hardware Fit
88 vs 89
Quality Score
91 vs 38

Hardware

openai/gpt-oss-20b qwen2.5-0.5b-instr…
MachineASUSLENOVO 20BUS00700
CPUAMD Ryzen 5 5500Intel Core™ i5-5300U
Cores124
RAM31 GB16 GB
GPUNavi 44 [Radeon RX 9060 XT]Intel(R) HD Graphics 5500
OSNobara Linux 43Microsoft Windows 10 Professionnel 10.0.19045
Archx64x64
Power Modeperformancebalanced

Performance

openai/gpt-oss-20b qwen2.5-0.5b-instr…
Tokens/sec58.713.2
First chunk6 ms1339 ms
TTFT4.5 s1.3 s
Load timeN/AN/A
Memory usage11.9 GB0.4 GB
Memory %38%2%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
10/20
Memory
28/30

qwen2.5-0.5b-instruct

Speed
41/50
TTFT
20/20
Memory
28/30

Quality

openai/gpt-oss-20b

Reasoning
18/20
Coding
15/20
Instruction
18/20
Structured
15/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

qwen2.5-0.5b-instruct

Reasoning
5/20
Coding
4/20
Instruction
10/20
Structured
11/15
Math
3/15
Multilingual
5/10
Reasoning: Poor Coding: Poor Instruction Following: Adequate Structured Output: Adequate Math: Poor Multilingual: Weak

Run yours and compare

$ npm install -g metrillm@latest
$ metrillm

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Or run without installing: npx metrillm@latest