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qwen2.5:1.5b

qwen2 · 1.5B · Q4_K_M

Good

Mar 1, 2026 · Apple M4

stablelm2:1.6b

stablelm · 2B · Q4_0

Marginal

Mar 2, 2026 · Apple M4

Global Score
68 vs 53
Hardware Fit
99 vs 100
Quality Score
47 vs 22

Hardware

qwen2.5:1.5b stablelm2:1.6b
MachineMacBook AirMacBook Air
CPUApple M4Apple M4
Cores1010
RAM32 GB32 GB
GPUApple M4Apple M4
OSmacOS 26.3macOS 26.3
Archarm64arm64
Power Modebalancedbalanced

Performance

qwen2.5:1.5b stablelm2:1.6b
Tokens/sec81.593.8
TTFT119 ms94 ms
Load time0.5 s0.4 s
Memory usage2.6 GB1.1 GB
Memory %8%3%

HW Fit Score Breakdown

qwen2.5:1.5b

Speed
40/40
TTFT
30/30
Memory
29/30

stablelm2:1.6b

Speed
40/40
TTFT
30/30
Memory
30/30

Quality

qwen2.5:1.5b

Reasoning
8/20
Coding
0/20
Instruction
12/20
Structured
13/15
Math
6/15
Multilingual
8/10
Reasoning: Weak Coding: Poor Instruction Following: Adequate Structured Output: Strong Math: Weak Multilingual: Strong

stablelm2:1.6b

Reasoning
4/20
Coding
7/20
Instruction
6/20
Structured
1/15
Math
2/15
Multilingual
2/10
Reasoning: Poor Coding: Weak Instruction Following: Weak Structured Output: Poor Math: Poor Multilingual: Poor
View qwen2.5:1.5b details | View stablelm2:1.6b details

Run yours and compare

npx metrillm@latest bench

Requires Node 20+ and Ollama or LM Studio running