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gpt-oss-120b

M3 Ultra (60c) · 256 GB · 8bit · 2026-03-09
Performance
1k
tokens
449.3
PP tok/s
63.9
TG tok/s
2279
TTFT (ms)
115.8
Peak mem (GB)
Hardware
Chip M3 Ultra (60c)
Memory 256 GB
GPU Cores 60
Software
oMLX v0.2.6
macOS macOS 26.3
Context 1,024
Batching Results
Batch Size TG tok/s Speedup
1× 63.9 1.00×
2× 89.5 1.40×
4× 114.7 1.79×
8× 138.7 2.17×