Thermal Algorithm
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The Xbox 360 uses a dynamic Thermal Algorithm in order to control the temperatures of the CPU, GPU, and eDRAM dies.
Temperature Targets
Original Xbox 360
| Board | CPU | GPU | eDRAM |
|---|---|---|---|
| Xenon | 80C | 83C | 85C |
| Xenon (Refurb) | 80C | 75C | 78C |
| Zephyr_A | 80C | 83C | 85C |
| Zephyr_B/C | 80C | 75C | 78C |
| Falcon | 80C | 75C | 78C |
| Elpis | 80C | 75C | 78C |
| Jasper | 80C | 71C | 73C |
| Tonasket | 80C | 75C | 77C |
Xbox 360 S and E
Applies to Trinity, Corona, Waitsburg, Stingray, and Winchester.
| CGPU Hot Spot | CGPU Average | eDRAM |
|---|---|---|
| 82C | 78C | 76C |
Thermal Overload Temperatures
Original Xbox 360
| Board | CPU | GPU | eDRAM |
|---|---|---|---|
| Xenon | 100C | 110C | 117C |
| Xenon (Refurb) | 100C | 100C | 102C |
| Zephyr_A | 100C | 110C | 117C |
| Zephyr_B/C | 100C | 100C | 102C |
| Falcon | 100C | 100C | 102C |
| Elpis | 100C | 100C | 102C |
| Jasper | 95C | 90C | 92C |
| Tonasket | 95C | 90C | 92C |
Xbox 360 S and E
Applies to Trinity, Corona, Waitsburg, and Stingray.
| CGPU Hot Spot | CGPU Average | eDRAM |
|---|---|---|
| 89C | 82C | 82C |
Applies to Winchester.
| CGPU Hot Spot | CGPU Average | eDRAM Area |
|---|---|---|
| 91C | 82C | 91C |