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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

qwen3:8b

OLLAMA GGUF

qwen3 · 8.2B · Q4_K_M

Excellent

Apr 28, 2026 · Intel Xeon® Gold 6230

Global Score
84 vs 80
Hardware Fit
65 vs 85
Quality Score
92 vs 78

Hardware

openai/gpt-oss-20b qwen3:8b
MachineASUSHP HP Z8 G4 Workstation
CPUAMD Ryzen 7 7800X3D 8-Core ProcessorIntel Xeon® Gold 6230
Cores1680
RAM31 GB252 GB
GPUNVIDIA GeForce RTX 4090, RaphaelTU104GL [Quadro RTX 5000]
OScachyos rollingUbuntu 24.04.4 LTS
Archx64x64
Power Modeperformancelow-power

Performance

openai/gpt-oss-20b qwen3:8b
Tokens/sec221.565.1
First chunk5 ms289 ms
TTFT30.0 s4.2 s
Load timeN/A4.6 s
Memory usage21.1 GB5.6 GB
Memory %69%2%

HW Fit Score Breakdown

openai/gpt-oss-20b

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

qwen3:8b

Speed
50/50
TTFT
5/20
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

qwen3:8b

Reasoning
17/20
Coding
10/20
Instruction
14/20
Structured
15/15
Math
12/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong
View openai/gpt-oss-20b details | View qwen3:8b details

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