Jasper: Difference between revisions

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=== Notable Differences ===
=== Notable Differences ===
* The 65nm [[Zeus (GPU)|Zeus]] GPU has been replaced with the 65nm [[Kronos (GPU)|Kronos]] GPU, which shrinks the [[eDRAM]] to 65nm
* The 65nm [[Zeus (GPU)|Zeus]] GPU has been replaced with the 65nm [[Kronos (GPU)|Kronos]] GPU, which shrinks the [[eDRAM]] to 65nm
* 4x128MB Samsung K4J10324QD-HC14 was added
* 4x128MB Samsung K4J10324QD-HC14 was added as an option
* 8x64MB RAM configurations are no longer used
* 8x64MB RAM configurations are no longer used
* The 256MB nand chip was no longer used, only 512MB configurations were used in [[Arcade]]
* The 256MB nand chip was no longer used, only 512MB configurations were used in [[Arcade]]

Revision as of 21:01, 20 December 2022

Template:Infobox Component

The Jasper is the successor to the Falcon, and is used in the Original Xbox 360 series.

Notable Differences

  • The 80nm Rhea GPU has been replaced with the 65nm Zeus GPU
  • 4x128MB Hynix H5RS1H23MFR and 8x64MB Hynix H5RS5223CFR RAM were added as options
  • The XSB has been replaced with the PSB
  • Arcade Jaspers came with 256MB (later 512MB) nand chips that combine system storage and a Memory Unit
  • Traces and pads for an additional flash controller (referred to as "DUMBO" or "PANDA") have been added, but never populated
  • Other small changes were made to the board layout
  • Very late Jaspers manufactured in July 2009 come with the Kronos GPU instead of the Zeus GPU

Specifications

Tonasket

Template:Infobox Component

The Tonasket (also known as Kronos) is the successor to the Jasper, and is the final motherboard used in the Original Xbox 360 series. Despite having a different name, it is still considered a "Jasper" by Microsoft.

Notable Differences

  • The 65nm Zeus GPU has been replaced with the 65nm Kronos GPU, which shrinks the eDRAM to 65nm
  • 4x128MB Samsung K4J10324QD-HC14 was added as an option
  • 8x64MB RAM configurations are no longer used
  • The 256MB nand chip was no longer used, only 512MB configurations were used in Arcade
  • The additional traces and pads for DUMBO/PANDA flash controller were removed
  • An alternate simplified standby circuit for V_3P3STBY and V_1P8STBY was added, but only some manufacturers used it
  • The board layout was cleaned up
  • All motherboards use an updated RF02 board
  • The extended GPU heatsink was reverted back to the low profile GPU heatsink
  • All boards now use solid state capacitors for the CPU and GPU output filters

Specifications

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