GPT-20B:20b
OLLAMA GGUFgptoss · 20.9B · MXFP4
Aug 22, 2026 · NVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )
qwen3.5:4b
OLLAMA GGUFqwen35 · 4.7B · Q4_K_M
Aug 26, 2026 · Apple M1 Pro
Global Score
93 vs 68
Hardware Fit
91 vs 86
Quality Score
94 vs 60
Hardware
GPT-20B:20b qwen3.5:4b
MachineHP HyperX OMEN Transcend Gaming Laptop 14-ga0xxx5CD612DXMLMacBook Pro
CPUNVIDIA RTX Spark N1X (6144-core GPU, 20-core ) RTX Spark N1X (6144-core GPU, 20-core )Apple M1 Pro
Cores2010
RAM55 GB16 GB
GPUNVIDIA RTX Spark N1X (6144-core Blackwell RTX GPU), NVIDIA NPUApple M1 Pro
OSMicrosoft Windows 11 Pro 10.0.28000macOS 26.6.2
Archarm64arm64
Power Modebalancedbalanced
Performance
GPT-20B:20b qwen3.5:4b
Tokens/sec57.836.5
First chunk203 ms207 ms
TTFT3.0 s6.6 s
Load time19.2 s3.2 s
Memory usage12.0 GB5.3 GB
Memory %22%33%
HW Fit Score Breakdown
GPT-20B:20b
Speed
50/50
TTFT
11/20
Memory
30/30
qwen3.5:4b
Speed
50/50
TTFT
7/20
Memory
29/30
Quality
GPT-20B:20b
Reasoning
19/20
Coding
17/20
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
qwen3.5:4b
Reasoning
16/20
Coding
1/20
Instruction
12/20
Structured
9/15
Math
12/15
Multilingual
10/10
Reasoning: Strong Coding: Poor Instruction Following: Adequate Structured Output: Adequate Math: Strong Multilingual: Strong
Run yours and compare
$
npm install -g metrillm@latest$
metrillmRequires Node 20+ and Ollama or LM Studio running
Or run without installing: npx metrillm@latest