Jasper: Difference between revisions

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| 12vamps      = 12.1A
| 12vamps      = 12.1A
| predecessor  = [[Falcon]]
| predecessor  = [[Falcon]]
| successor    = [[Tonasket|Tonasket (Jasper_B)]]
| successor    = [[Tonasket]]
}}
}}


'''Jasper''' is the successor to [[Falcon]] and is used in the [[Original Xbox 360]] series. The production board is more properly known as [[#Jasper_A1|Jasper_A1]].
'''Jasper''' is the successor to the [[Falcon]] [[motherboard]] and is used in the [[Original Xbox 360]] series. The production board is known as [[#Jasper_A1|Jasper_A1]].


=== Notable Differences ===
=== Notable Differences ===
[[File:X815842-002-Kronos.jpg|thumb|300px|upright|right|A July 2009 Jasper with a Kronos GPU]]
[[File:X815842-002-Kronos.jpg|thumb|300px|upright|right|A July 2009 Jasper_A1 with a Kronos GPU]]


* The [[Rhea]] GPU has been replaced with the [[Zeus]] GPU
* The [[Rhea]] GPU has been replaced with the [[Zeus]] GPU
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* [[Arcade]] Jaspers came with 256MB (later 512MB) nand chips that combine system storage and a [[Memory Unit]]
* [[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
* Traces and pads for an additional flash controller (referred to as "DUMBO" or "PANDA") have been added, but never populated
* Very late Jaspers manufactured in July 2009 come with the [[Kronos (GPU)|Kronos]] GPU instead of the [[Zeus (GPU)|Zeus]] GPU
* 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 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
* Some of the boards no longer have glue applied around the CPU and GPU
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=== Specifications ===
=== Specifications ===
* 65nm [[Loki]] CPU
* 65nm [[Loki]] CPU
* 65nm [[Zeus]] GPU with 90nm eDRAM
* GPU
** 65nm [[Zeus]] GPU with 90nm eDRAM (Before July 2009)
** 65nm [[Kronos]] GPU with 65nm eDRAM (July 2009)
* 512MB GDDR3 RAM
* 512MB GDDR3 RAM
** 8x64MB [[Hynix RAM#H5RS5223CFR-14C|Hynix H5RS5223CFR-14C]]
** 8x64MB [[Hynix RAM#H5RS5223CFR-14C|Hynix H5RS5223CFR-14C]]
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=== Jasper_A0 ===
=== Jasper_A0 ===
Jasper motherboard with the [[XSB]] southbridge. Never used in production [[retail]] units.
First Jasper version, uses the [[XSB]] southbridge. Only used for EV, never used in production [[retail]] units.


=== Jasper_A1 ===
=== Jasper_A1 ===
Same as [[#Jasper_A0|Jasper_A0]], but with the [[PSB]] southbridge. This is the version that was used in production.
Same as [[#Jasper_A0|Jasper_A0]], but with the [[PSB]] southbridge. This is the version that was used in production.


=== XDK-GB ===
=== Advanced ===
[[File:X817861-002.jpg|thumb|300px|upright|right|An APV XDK-GB-1 board with the Zeus GPU]]
[[File:X817861-002.jpg|thumb|300px|upright|right|An Advanced board with the Zeus GPU]]


[[#Jasper_A1|Jasper_A1]] was modified slightly for the [[XDK-GB|Xbox 360-GB Development Console]]. Support for 1GB of [[RAM]] was added by routing the 13th addressing line. Other minor changes and cleanup were made. The exact board name is unknown but begins with an 'A', hardware phases included [[Prototype_XDK-GB#AEV|AEV]], [[Prototype_XDK-GB#ADV|ADV]], and [[Prototype_XDK-GB#AEV|APV]]. Early versions use the [[Zeus]] GPU, while later boards used [[Kronos]].
Advanced, or Jasper Advanced, is a slightly modified [[Jasper#Jasper A1|Jasper_A1]] for the [[XDK-GB|Xbox 360-GB Development Console]] and its [[Prototype XDK-GB|prototypes]]. Support for 1GB of [[RAM]] was added by routing the 13th addressing line. Other minor changes and cleanup were made. Early versions use the [[Zeus]] GPU, while later boards used [[Kronos]].


=== Tonasket (Jasper_B) ===
=== Tonasket ===
{{Main|Tonasket}}
{{Main|Tonasket}}


[[Tonasket]], also known as Jasper_B, is a minor revision of Jasper. Changes include use of the [[Kronos]] GPU and board layout cleanup.
[[Tonasket]], initially known as Jasper_B, is a revision of Jasper. Changes include use of the [[Kronos]] GPU and board layout cleanup.


{{Console Components}}
{{Console Components}}
[[Category:Motherboards]]
[[Category:Motherboards]]

Latest revision as of 00:54, 16 May 2024

Jasper
X815842-002.jpg
Part NumberX815842
IntroducedLate 2008
Used InXbox 360 (Original)
CPU TypeLoki
GPU TypeZeus
CPU Process65nm
GPU Process65nm
eDRAM Process90nm
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. The production board is known as Jasper_A1.

Notable Differences

A July 2009 Jasper_A1 with a Kronos GPU
  • The Rhea GPU has been replaced with the 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
  • 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

Jasper_A0

First Jasper version, uses the XSB southbridge. Only used for EV, never used in production retail units.

Jasper_A1

Same as Jasper_A0, but with the PSB southbridge. This is the version that was used in production.

Advanced

An Advanced board with the Zeus GPU

Advanced, or Jasper Advanced, is a slightly modified Jasper_A1 for the Xbox 360-GB Development Console and its prototypes. Support for 1GB of RAM was added by routing the 13th addressing line. Other minor changes and cleanup were made. Early versions use the Zeus GPU, while later boards used Kronos.

Tonasket

Main article: Tonasket

Tonasket, initially known as Jasper_B, is a revision of Jasper. Changes include use of the Kronos GPU and board layout cleanup.

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