Jasper

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
• 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
• 8x64MB Hynix H5RS5223CFR RAM was added, only used on a small number of boards
• Very late Jaspers manufactured in July 2009 come with the Kronos GPU instead of the Zeus GPU

Specifications

• 65nm IBM Loki CPU
• 65nm ATi Zeus GPU with integrated 80nm eDRAM
• 512MB DDR3 RAM
  • 8x64MB Hynix H5RS5223CFR
  • 4x128MB Hynix H5RS1H23MFR
  • 4x128MB Qimonda HYB18H1G321AF-14
• PSB Southbridge
• HANA
• Nand
  • 16MB Hynix HY27US08281A
  • 256MB Hynix HY27UF082G2B
  • 512MB Hynix HY27UF084G2B
  • 512MB Samsung K9F4G08U0B
• Boardcom or ICS Ethernet PHY

Tonasket

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.