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gpt-oss-20b

LM-STUDIO GGUF
Excellent

Mar 6, 2026 · Apple M4 Pro

lfm2.5:latest

OLLAMA GGUF

lfm2moe · 8.5B · Q4_K_M

Good

Jun 11, 2026 · Intel Core™ i5-8350U

Global Score
95 vs 73
Hardware Fit
94 vs 93
Quality Score
95 vs 65

Hardware

gpt-oss-20b lfm2.5:latest
MachineMac miniLENOVO 20L7CTO1WW
CPUApple M4 ProIntel Core™ i5-8350U
Cores148
RAM64 GB23 GB
GPUApple M4 ProKaby Lake-R GT2 [UHD Graphics 620]
OSmacOS 15.7.4Fedora Linux 44
Archarm64x64
Power Modebalancedperformance

Performance

gpt-oss-20b lfm2.5:latest
Tokens/sec118.218.3
First chunk471 ms981 ms
TTFT2.2 s981 ms
Load timeN/A8.0 s
Memory usage11.3 GB4.9 GB
Memory %18%21%

HW Fit Score Breakdown

gpt-oss-20b

Speed
50/50
TTFT
14/20
Memory
30/30

lfm2.5:latest

Speed
43/50
TTFT
20/20
Memory
30/30

Quality

gpt-oss-20b

Reasoning
19/20
Coding
18/20
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

lfm2.5:latest

Reasoning
2/20
Coding
11/20
Instruction
14/20
Structured
13/15
Math
15/15
Multilingual
10/10
Reasoning: Poor Coding: Adequate Instruction Following: Adequate Structured Output: Strong Math: Strong Multilingual: Strong
View gpt-oss-20b details | View lfm2.5:latest details

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