Jasper

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Jasper
X815842-002.jpg
Part NumberX815842
IntroducedLate 2008
Used InXbox 360 (Original)
CPU TypeLoki
GPU TypeZeus
CPU Process65nm
GPU Process65nm
eDRAM Process80nm
Nand Size16MB, 256MB, 512MB
Video OutputsA/V and HDMI
Wattage150W
12V Amperage12.1A
PredecessorFalcon
SuccessorTonasket

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

Notable Differences

A July 2009 Jasper with a Kronos GPU
  • The 80nm Rhea GPU has been replaced with the 65nm Zeus GPU
  • Hynix H5RS5223CFR-14C and Hynix H5RS1H23MFR-14C RAM were added as options
  • The XSB Southbridge has been replaced with the PSB Southbridge
  • 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
  • Some boards use solid state capacitors for the CPU and GPU output filters
  • Some of the boards no longer have glue applied around the CPU and GPU

Specifications

Variations

Tonasket

Tonasket is a minor revision of Jasper. Major changes include use of the Kronos GPU and board layout cleanup.