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#REDIRECT [[Jasper#Tonasket]]
{{Infobox Motherboard
| name        = Tonasket
| image        = X820379-001.jpg
| introduced  = Late 2009
| partnumber  = X820379
| usedin      = [[Xbox 360 (Original)]]
| cputype      = [[Loki]]
| gputype      = [[Kronos]]
| cpuprocess  = 65nm
| gpuprocess  = 65nm
| edramprocess = 65nm
| nandsize    = 16MB, 512MB
| video        = [[A/V]] and HDMI
| wattage      = 150W
| 12vamps      = 12.1A
| predecessor  = [[Jasper]]
| successor    = [[Trinity]]
}}
 
'''Tonasket''', initially known as '''Jasper_B''', is the successor to the [[Jasper|Jasper_A1]] [[motherboard]], and is the final [[motherboard]] used in the [[Original Xbox 360]] series.
 
Commonly referred to by the community (but not by Microsoft) as "Kronos", a reference to the GPU used.
 
=== Notable Differences ===
* The [[Zeus]] GPU has been replaced with the [[Kronos]] GPU
* [[Samsung RAM#K4J10324QD-HC14|Samsung K4J10324QD-HC14]] RAM was added as an option
* [[Hynix RAM#H5RS5223CFR-14C|Hynix H5RS5223CFR-14C]] RAM is no longer used
* 8x64MB RAM configurations are no longer used, but still supported by the motherboard
* The 256MB nand chip was no longer used, only 512MB configurations were used in the [[Arcade]] SKU
* The additional traces and pads for DUMBO/PANDA flash controller were removed
* An alternate simplified standby circuit for [[Power Rails#V_3P3STBY|V_3P3STBY]] and [[Power Rails#V_1P8STBY|V_1P8STBY]] was added, but only some manufacturers used it
* The board layout was cleaned up
* All motherboards use the updated [[RF Board#RF02|RF02]] board
* The [[Heatsink#Extended GPU| extended]] GPU heatsink was reverted back to the [[Heatsink#Low Profile GPU|low profile]] GPU heatsink
* All boards now use solid state capacitors for the CPU and GPU output filters
* There is no longer glue applied around the CPU and GPU
 
=== Specifications ===
* 65nm [[Loki]] CPU
* 65nm [[Kronos]] GPU/eDRAM
* 512MB GDDR3 RAM
** 4x128MB [[Hynix RAM#H5RS1H23MFR-14C|Hynix H5RS1H23MFR-14C]]
** 4x128MB [[Qimonda RAM#HYB18H1G321AF-14|Qimonda HYB18H1G321AF-14]]
** 4x128MB [[Samsung RAM#K4J10324QD-HC14|Samsung K4J10324QD-HC14]]
* [[PSB]] Southbridge
* [[HANA]]
* Nand
** 16MB [[Nand#Hynix HY27US08281A|Hynix HY27US08281A]]
** 512MB [[Nand#Hynix HY27UF084G2B|Hynix HY27UF084G2B]]
** 512MB [[Nand#Samsung K9F4G08U0B|Samsung K9F4G08U0B]]
* Boardcom or ICS [[Ethernet PHY]]
* [[Heatsink#Aluminum CPU|Aluminum]] CPU Heatsink
* [[Heatsink#Low Profile GPU|Low Profile]] GPU Heatsink
 
{{Console Components}}
[[Category:Motherboards]]

Latest revision as of 23:26, 6 April 2024

Tonasket
X820379-001.jpg
Part NumberX820379
IntroducedLate 2009
Used InXbox 360 (Original)
CPU TypeLoki
GPU TypeKronos
CPU Process65nm
GPU Process65nm
eDRAM Process65nm
Nand Size16MB, 512MB
Video OutputsA/V and HDMI
Wattage150W
12V Amperage12.1A
PredecessorJasper
SuccessorTrinity

Tonasket, initially known as Jasper_B, is the successor to the Jasper_A1 motherboard, and is the final motherboard used in the Original Xbox 360 series.

Commonly referred to by the community (but not by Microsoft) as "Kronos", a reference to the GPU used.

Notable Differences

  • The Zeus GPU has been replaced with the Kronos GPU
  • Samsung K4J10324QD-HC14 RAM was added as an option
  • Hynix H5RS5223CFR-14C RAM is no longer used
  • 8x64MB RAM configurations are no longer used, but still supported by the motherboard
  • The 256MB nand chip was no longer used, only 512MB configurations were used in the Arcade SKU
  • 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 the 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
  • There is no longer glue applied around the CPU and GPU

Specifications