Motherboard
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The first motherboard, Xenon
The final motherboard, Winchester
The Motherboard is the central component of the Xbox 360. Every other electrical component connects to and is managed by it.
Major Components
Board Matrix
Retail motherboards are listed in chronological order.
| Console | Motherboard | XCPU | GPU | Southbridge | Analog Chip | 12V Amps |
|---|---|---|---|---|---|---|
| Xbox 360 (Original) |
Xenon | Waternoose | Y1 | XSB | ANA | 16.5A |
| Zephyr_A | Waternoose | Y1 | XSB | HANA | 16.5A | |
| Zephyr_B | Waternoose | Y2 | XSB | HANA | 16.5A | |
| Zephyr_C | Waternoose | Rhea | XSB | HANA | 16.5A | |
| Falcon | Loki | Rhea | XSB | HANA | 14.2A | |
| Jasper_A1 | Loki | Zeus | PSB | HANA | 12.1A | |
| Elpis | Waternoose | Elpis | XSB | ANA | 16.5A | |
| Tonasket | Loki | Kronos | PSB | HANA | 12.1A | |
| Xbox 360 S | Trinity | Valhalla | PSB | HANA | 10.86A | |
| Corona | Valhalla | KSB | 9.6A | |||
| Waitsburg | Valhalla | KSB | 9.6A | |||
| Xbox 360 E | Stingray | Valhalla | KSB | 9.6A | ||
| Winchester | Oban | KSB | 9.6A | |||