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gpt-oss-20b-MXFP4-Q8
Performance
1k
tokens
583.4
PP tok/s
67.3
TG tok/s
1755
TTFT (ms)
11.7
Peak mem (GB)
Hardware
Chip
M4 Pro (16c)
Memory
24 GB
GPU Cores
16
Software
oMLX
v0.2.19
macOS
macOS 26.3.1
Context
1,024
Performance by Context Length
| Context | PP tok/s | TG tok/s | Peak Mem | |
|---|---|---|---|---|
| 1k | 583.4 | 67.3 | 11.7 GB | current |
| 4k | 643.7 | 61.0 | 11.8 GB | view |
| 64k | 373.5 | 21.1 | 13.3 GB | view |
Batching Results
| Batch Size | TG tok/s | Speedup |
|---|---|---|
| 1× | 67.3 | 1.00× |
| 2× | 89.9 | 1.34× |
| 4× | 101.2 | 1.50× |