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gpt-oss-20b-MXFP4-Q8
Performance
4k
tokens
1,923
PP tok/s
76.6
TG tok/s
2130
TTFT (ms)
11.8
Peak mem (GB)
Hardware
Chip
M5 Pro (20c)
Memory
48 GB
GPU Cores
20
Software
oMLX
v0.4.5.dev1
macOS
macOS 26.5.1
Context
4,096
Performance by Context Length
| Context | PP tok/s | TG tok/s | Peak Mem | |
|---|---|---|---|---|
| 4k | 1,923 | 76.6 | 11.8 GB | current |
| 16k | 1,849 | 64.6 | 12.2 GB | view |