Winchester

Winchester

4GB SKU
Part Number	X879957
Introduced	Late 2014
Used In	Xbox 360 E
CGPU Type	Oban
CGPU Process	32nm
Nand Size	16MB or 4GB
Video Outputs	Composite and HDMI
Wattage	120W
12V Amperage	9.6A
Predecessor	Stingray

Winchester is the successor to Stingray. It is the final motherboard and is used in the Xbox 360 E.

Notable Differences

• The Vejle CGPU has been replaced with the Oban CGPU
• All voltage regulation circuits have been drastically simplified with updated components
• ST NAND128W3A2BN6 nand chip is no longer used
• SK Hynix H26M31002GPR eMMC has been replaced with SK Hynix H26M31001HPR
• Toshiba THGBM5G5A1JBAIR eMMC is no longer used (unconfirmed)
• The board layout has been simplified and cleaned up
• Many unpopulated circuits have been completed removed (such as Audible Feedback)

Specifications

• 32nm Oban CGPU/eDRAM
• 512MB GDDR3 RAM
  • 4x128MB Samsung K4J10324KG-HC14
  • 4x128MB Winbond W641GG2KB-14
• KSB Southbridge
• Nand
  • 16MB SK Hynix HY27US08281A
  • 4GB SK Hynix H26M31001HPR eMMC
• Short Slug Heatsink