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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Apr 24, 2026 · AMD Ryzen 5 5500

nemotron-3-nano:latest

OLLAMA GGUF

nemotron_h_moe · 31.6B · Q4_K_M

Excellent

Mar 27, 2026 · AMD RYZEN AI MAX+ 395

Global Score
90 vs 89
Hardware Fit
88 vs 100
Quality Score
91 vs 84

Hardware

openai/gpt-oss-20b nemotron-3-nano:la…
MachineASUSAZW GTR Pro
CPUAMD Ryzen 5 5500AMD RYZEN AI MAX+ 395
Cores1232
RAM31 GB125 GB
GPUNavi 44 [Radeon RX 9060 XT]Radeon 8060S
OSNobara Linux 43Ubuntu 24.04.4 LTS
Archx64x64
Power Modeperformanceperformance

Performance

openai/gpt-oss-20b nemotron-3-nano:la…
Tokens/sec58.765.2
First chunk6 ms295 ms
TTFT4.5 s295 ms
Load timeN/A8.7 s
Memory usage11.9 GB26.0 GB
Memory %38%21%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

nemotron-3-nano:latest

Speed
50/50
TTFT
20/20
Memory
30/30

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

nemotron-3-nano:latest

Reasoning
17/20
Coding
19/20
Instruction
16/20
Structured
15/15
Math
7/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Weak Multilingual: Strong

Run yours and compare

$ npm install -g metrillm@latest
$ metrillm

Requires Node 20+ and Ollama or LM Studio running

Or run without installing: npx metrillm@latest