The Xbox 360 "Falcon" (Motherboard revision, late 2007 – 2009) is widely regarded as the **most reliable fat-model 360** due to key hardware fixes.
| Component | Xenon/Zephyr | Falcon |
|---|---|---|
| CPU | 90nm | 65nm (Cooler, less power) |
| GPU | 90nm | 80nm (Still 90nm on early Falcon; 65nm "Jasper" GPU later) |
| Heatsink | Single "X-clamp" design | Larger GPU heatsink, heatpipe added |
| RAM | 8x 64MB (512MB) | 4x 128MB (Cooler, fewer solder joints) |
| RRoD Rate | ~30-50% (Xenon) | <5% (with good ventilation) |