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openai/gpt-oss-20b

LM-STUDIO MLX

gpt_oss · 20B · MXFP4

Excellent

Apr 1, 2026 · Apple M4

nemotron-3-super:latest

OLLAMA GGUF

nemotron_h_moe · 123.6B · Q4_K_M

Good

Oct 3, 2026 · Cortex-X925

Global Score
82 vs 74
Hardware Fit
85 vs 50
Quality Score
81 vs 84

Hardware

openai/gpt-oss-20b nemotron-3-super:l…
MachineMac miniNVIDIA NVIDIA_DGX_Spark
CPUApple M4Cortex-X925
Cores1020
RAM24 GB122 GB
GPUApple M4Device 2e12
OSmacOS 26.3Ubuntu 24.04.5 LTS
Archarm64arm64
Power Modebalancedperformance

Performance

openai/gpt-oss-20b nemotron-3-super:l…
Tokens/sec31.821.8
First chunk32 ms420 ms
TTFT8.4 s2.2 s
Load time22.7 s12.4 s
Memory usage0.0 GB79.5 GB
Memory %0%65%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed
50/50
TTFT
5/20
Memory
30/30

nemotron-3-super:latest

Speed
23/50
TTFT
10/20
Memory
17/30

Quality

openai/gpt-oss-20b

Reasoning
19/20
Coding
14/20
Instruction
9/20
Structured
14/15
Math
15/15
Multilingual
10/10
Reasoning: Strong Coding: Adequate Instruction Following: Weak Structured Output: Strong Math: Strong Multilingual: Strong

nemotron-3-super:latest

Reasoning
17/20
Coding
18/20
Instruction
11/20
Structured
14/15
Math
14/15
Multilingual
10/10
Reasoning: Strong Coding: Strong Instruction Following: Adequate Structured Output: Strong Math: Strong 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