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gpt-oss-20b-MXFP4-Q8
Performance
4k
tokens
330.3
PP tok/s
29.0
TG tok/s
12402
TTFT (ms)
11.8
Peak mem (GB)
Hardware
Chip
M3 (10c)
Memory
24 GB
GPU Cores
10
Software
oMLX
v0.2.17
macOS
macOS 15.7.3
Context
4,096
Performance by Context Length
| Context | PP tok/s | TG tok/s | Peak Mem | |
|---|---|---|---|---|
| 1k | 320.9 | 31.4 | 11.7 GB | view |
| 4k | 330.3 | 29.0 | 11.8 GB | current |
| 8k | 318.4 | 26.4 | 11.8 GB | view |
| 16k | 294.1 | 4.6 | 12.0 GB | view |
| 64k | 196.4 | 11.6 | 13.2 GB | view |
| 128k | 135.3 | 7.0 | 14.8 GB | view |
| 195k | 101.6 | 3.6 | 16.6 GB | view |
Batching Results
| Batch Size | TG tok/s | Speedup |
|---|---|---|
| 1× | 31.4 | 1.00× |
| 2× | 41.0 | 1.31× |
| 4× | 47.4 | 1.51× |
| 8× | 46.9 | 1.49× |