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openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Not Rec.

Jul 5, 2026 · AMD Ryzen 7 7800X3D 8-Core Processor

qwen3.5:9b

OLLAMA GGUF

qwen35 · 9.7B · Q4_K_M

Excellent

Mar 6, 2026 · AMD RYZEN AI MAX+ 395 w/ Radeon 8060S

Global Score
84 vs 82
Hardware Fit
65 vs 81
Quality Score
92 vs 82

Hardware

openai/gpt-oss-20b qwen3.5:9b
MachineASUSAZW GTR Pro
CPUAMD Ryzen 7 7800X3D 8-Core ProcessorAMD RYZEN AI MAX+ 395 w/ Radeon 8060S
Cores1632
RAM31 GB125 GB
GPUNVIDIA GeForce RTX 4090, RaphaelIntegrated / Apple Silicon
OScachyos rollingUbuntu 24.04.4 LTS
Archx64x64
Power Modeperformanceperformance

Performance

openai/gpt-oss-20b qwen3.5:9b
Tokens/sec221.530.8
First chunk5 ms195 ms
TTFT30.0 s195 ms
Load timeN/A6.8 s
Memory usage21.1 GB18.8 GB
Memory %69%15%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
0/20
Memory
15/30

qwen3.5:9b

Speed
31/50
TTFT
20/20
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

qwen3.5:9b

Reasoning
14/20
Coding
17/20
Instruction
15/20
Structured
15/15
Math
11/15
Multilingual
10/10
Reasoning: Adequate Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong
View openai/gpt-oss-20b details | View qwen3.5:9b details

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