openai/gpt-oss-20b
LM-STUDIO GGUFgpt-oss · 20B · MXFP4
Jul 5, 2026 · AMD Ryzen 7 7800X3D 8-Core Processor
GPT-120B:120b
OLLAMA GGUFgptoss · 116.8B · MXFP4
Aug 22, 2026 · NVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )
Global Score
84 vs 66
Hardware Fit
65 vs 23
Quality Score
92 vs 84
Hardware
openai/gpt-oss-20b GPT-120B:120b
MachineASUSHP HyperX OMEN Transcend Gaming Laptop 14-ga0xxx5CD612DXML
CPUAMD Ryzen 7 7800X3D 8-Core ProcessorNVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )
Cores1620
RAM31 GB55 GB
GPUNVIDIA GeForce RTX 4090, RaphaelNVIDIA RTX Spark N1X (6144-core Blackwell RTX GPU), NVIDIA NPU
OScachyos rollingMicrosoft Windows 11 Pro 10.0.28000
Archx64arm64
Power Modeperformancebalanced
Performance
openai/gpt-oss-20b GPT-120B:120b
Tokens/sec221.516.8
First chunk5 ms11247 ms
TTFT30.0 s12.2 s
Load timeN/A77.3 s
Memory usage21.1 GB61.6 GB
Memory %69%113%
HW Fit Score Breakdown
openai/gpt-oss-20b
Speed
50/50
TTFT
0/20
Memory
15/30
GPT-120B:120b
Speed
21/50
TTFT
2/20
Memory
0/30
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
GPT-120B:120b
Reasoning
16/20
Coding
19/20
Instruction
11/20
Structured
13/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong
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