Xenon (Motherboard): Difference between revisions

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* Some capacitors used for voltage regulation positioned around the CPU heatsink are defective and prone to failure (see [https://en.wikipedia.org/wiki/Capacitor_plague Capacitor Plague] for details)
* Some capacitors used for voltage regulation positioned around the CPU heatsink are defective and prone to failure (see [https://en.wikipedia.org/wiki/Capacitor_plague Capacitor Plague] for details)
* There are two different versions of the [[XSB]] southbridge used, initially [[XSB#G0|G0]], and later switching to [[XSB#R0|R0]]
* There are two different versions of the [[XSB]] southbridge used, initially [[XSB#G0|G0]], and later switching to [[XSB#R0|R0]]
* At some point in 2006, the [[Heatsinks#Extended GPU| extended]] GPU heatsink started being used instead of the [[Heatsinks#Low Profile GPU|low profile]] GPU heatsink
* At some point in 2006, the [[Heatsink#Extended GPU| extended]] GPU heatsink started being used on some systems instead of the [[Heatsink#Low Profile GPU|low profile]] GPU heatsink


=== Specifications ===
=== Specifications ===
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* Boardcom or ICS Ethernet PHY
* Boardcom or ICS Ethernet PHY
* Cypress Clock Generator
* Cypress Clock Generator
* [[Heatsinks#Heatpipe CPU|Heatpipe]] CPU Heatsink
* [[Heatsink#Heatpipe CPU|Heatpipe]] CPU Heatsink
* GPU Heatsink
* GPU Heatsink
** [[Heatsinks#Low Profile GPU|Low Profile]] (Early/Mid Boards)
** [[Heatsink#Low Profile GPU|Low Profile]] (Early/Mid Boards)
** [[Heatsinks#Extended GPU|Extended]] (Late Boards)
** [[Heatsink#Extended GPU|Extended]] (Late Boards)


== Variations ==
== Variations ==

Revision as of 16:03, 5 June 2023

Xenon
X803600-011.jpg
Part NumberX803600
IntroducedLate 2005
Used InXbox 360 (Original)
CPU TypeWaternoose
GPU TypeY1
CPU Process90nm
GPU Process90nm
eDRAM Process90nm
Nand Size16MB (Retail)
64MB (Dev)
Video OutputsA/V
Wattage203W
12V Amperage16.5A
SuccessorZephyr_A
Elpis

Xenon is the first motherboard and is used in the Original Xbox 360 series. The motherboard has a unique board layout compared to the later boards, especially noticeable with the capacitors around the CPU heatsink, and use of the ANA chip.

Notes

  • At some point in 2006, at least one of the manufacturers of the Xenon started applying glue around the CPU and GPU, likely as an attempt to reduce the failure rate
  • Some consoles use small yellow 820uF capacitors, while other consoles use silver 820uF solid capacitors
  • Some capacitors used for voltage regulation positioned around the CPU heatsink are defective and prone to failure (see Capacitor Plague for details)
  • There are two different versions of the XSB southbridge used, initially G0, and later switching to R0
  • At some point in 2006, the extended GPU heatsink started being used on some systems instead of the low profile GPU heatsink

Specifications

Variations

Elpis

Elpis is a modified Xenon used for refurbishing defective Xenon based systems. Major changes include use of the Elpis GPU and software differences.