PCB Routing on D3-A 99 Boards (Open-source)
100CP RatioReference
Evaluation results
| Method | Links | ||||
|---|---|---|---|---|---|
| ReferenceType=Oracle2026.07 | 100 | 15.33 | 100 | — | |
| PPOSeeds=42026.07 | 86 | 13.59 | 95 | 1.83 | |
| GRPOSeeds=42026.07 | 85 | 12.09 | 98 | 3.54 | |
| FreeroutingSeeds=42026.07 | 80 | 14.8 | 91 | 7.09 | |
| KiCadRoutingTools2026.07 | 74 | 12.37 | 94 | 0.65 | |
| GPT-5.4Backbone=GPT-5.4, Rollouts=52026.07 | 65 | 11.65 | 91 | 231.15 | |
| Qwen3.5-397BBackbone=Qwen3.5-397B, Rollouts=52026.07 | 34 | 6.88 | 75 | 81.82 | |
| GPT-5.4-nanoBackbone=GPT-5.4-nano, Rollouts=52026.07 | 30 | 6.17 | 73 | 100.76 | |
| GPT-5.4-miniBackbone=GPT-5.4-mini, Rollouts=52026.07 | 28 | 6.22 | 72 | 56.85 | |
| OrthoRoute2026.07 | 2 | -11.5 | 51 | 2.2 | |
| PPO (terminal)Seeds=42026.07 | 1 | -5.81 | 23 | 5.97 |