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 (Early) 80C 83C 85C
Xenon (Late) 80C 75C 78C
Zephyr_A TBD TBD TBD
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