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gpt-oss-20b-MXFP4-Q8
Performance
1k
tokens
1,129
PP tok/s
112.4
TG tok/s
907
TTFT (ms)
11.8
Peak mem (GB)
Hardware
Chip
M3 Ultra (60c)
Memory
96 GB
GPU Cores
60
Software
oMLX
v0.3.6
macOS
macOS 26.3.2
Context
1,024
Performance by Context Length
| Context | PP tok/s | TG tok/s | Peak Mem | |
|---|---|---|---|---|
| 1k | 1,129 | 112.4 | 11.8 GB | current |
| 4k | 1,748 | 103.5 | 11.8 GB | view |
Batching Results
| Batch Size | TG tok/s | Speedup |
|---|---|---|
| 1× | 112.4 | 1.00× |
| 2× | 155.4 | 1.38× |
| 4× | 199.6 | 1.78× |