Waitsburg

Waitsburg is the successor to Corona and is the final motherboard used in the Xbox 360 S. It is considered a revision of Corona despite having its own name.

Commonly referred to by the community (but not by Microsoft) as "Corona V3" (16MB) and "Corona V4" (4GB).

Notable Differences

• Samsung K4J10324KG-HC14 and Winbond W641GG2JB-14 RAM have been added as options
• Hynix H5RS1H23MFR-14C RAM is no longer used
• The Hynix & Phison MMC solution on 4GB SKUs has been replaced with the Hynix H26M31001FPR eMMC
• The POST_OUT traces from the CGPU have been removed
• Minor board layout changes

Specifications

• 45nm IBM/ATi Valhalla CGPU with integrated 65nm NEC eDRAM
• 512MB GDDR3 RAM
  • 4x128MB Samsung K4J10324KE-HC14
  • 4x128MB Samsung K4J10324KG-HC14
  • 4x128MB Winbond W641GG2JB-14
• KSB Southbridge
• Nand
  • 16MB Hynix HY27US08281A
  • 16MB ST NAND128W3A2BN6
  • 4GB Hynix H26M31001FPR eMMC
• Short Slug Heatsink

Variations

Stingray

Main article: Stingray

Stingray is a minor revision of Waitsburg with changes for use in the Xbox 360 E.