openai/gpt-oss-20b

LM-STUDIO GGUF

gpt-oss · 20B · MXFP4

Excellent

Apr 24, 2026 · AMD Ryzen 5 5500

google/gemma-3-27b

LM-STUDIO MLX

gemma3 · 27B · 4bit

Not Rec.

Mar 19, 2026 · Apple M4

Global Score

90 vs 71

Hardware Fit

88 vs 35

Quality Score

91 vs 86

Hardware

openai/gpt-oss-20b google/gemma-3-27b

MachineASUSMac mini

CPUAMD Ryzen 5 5500Apple M4

Cores1210

RAM31 GB24 GB

GPUNavi 44 [Radeon RX 9060 XT]Apple M4

OSNobara Linux 43macOS 26.3

Archx64arm64

Power Modeperformancebalanced

Performance

openai/gpt-oss-20b google/gemma-3-27b

Tokens/sec58.75.9

First chunk6 ms19 ms

TTFT4.5 s1.8 s

Load timeN/AN/A

Memory usage11.9 GB22.0 GB

Memory %38%92%

HW Fit Score Breakdown

openai/gpt-oss-20b

Speed

50/50

TTFT

10/20

Memory

28/30

google/gemma-3-27b

Speed

12/50

TTFT

19/20

Memory

4/30

Quality

openai/gpt-oss-20b

Reasoning

18/20

Coding

15/20

Instruction

18/20

Structured

15/15

Math

15/15

Multilingual

10/10

Reasoning: Strong Coding: Adequate Instruction Following: Strong Structured Output: Strong Math: Strong Multilingual: Strong

google/gemma-3-27b

Reasoning

16/20

Coding

18/20

Instruction

16/20

Structured

15/15

Math

11/15

Multilingual

10/10

Reasoning: Strong Coding: Strong Instruction Following: Strong Structured Output: Strong Math: Adequate Multilingual: Strong

View openai/gpt-oss-20b details | View google/gemma-3-27b details

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$ metrillm

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Or run without installing: npx metrillm@latest