Xbox 360 Revisions
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Xenon
The original Xbox 360 motherboard used in the initial Premium and Core machines. Released end of November 2005.
- IBM 90 nm CPU
- ATI 90 nm GPU
Zephyr
Zephyr was the first revision with HDMI connector and it was introduced with the Xbox 360 Elite in May 2007.
- Updated motherboard layout
- HDMI connector
- New 120 GB hard drive option
- Extended GPU cooler
Falcon
All Xbox 360 Premium machines and Arcade machines manufactured August 2007 introduced the new 65 nm CPU. The motherboard is based on Zephyr and the lower power requirements of the CPU results in fewer components necessary for power management. Elite machines will eventually be updated when the initial stock is sold out.
- IBM 65 nm CPU
- Bigger and enhanced CPU cooler
- Fewer voltage regulators, capacitors and inducers
Jasper
Jaster will be released in later 2008 and the GPU and memory chips will be updated to 65 nm to reduce costs and heat/power usage.
- ATI 65 nm GPU
- 65 nm Memory chips
