Zephyr
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The Zephyr motherboard has 3 different versions with minor differences.
Zephyr_A
| Part Number | X810385 |
|---|---|
| Introduced | Late 2006 |
| Type | Motherboard |
| Used In | Xbox 360 (Original) |
| CPU Type | Waternoose |
| GPU Type | Y1 |
| CPU Process | 90nm |
| GPU Process | 90nm |
| eDRAM Process | 90nm |
| Nand Size | 16MB (Retail) 64MB (Dev) |
| Video Outputs | A/V and HDMI |
| Wattage | 203W |
| 12V Amperage | 16.5A |
| Predecessor | Xenon |
| Successor | Zephyr_B |
Zephyr_A is the successor to Xenon and is used in the Original Xbox 360 series. It is the first motherboard to feature HDMI.
Notable Differences
- Redesigned and cleaned up board layout
- Hynix HY5RS123235BFP-14 RAM was added as an option
- Samsung K4J52324QC-BC14 RAM has been replaced with Samsung K4J52324QE-BC14
- Infineon HYB18H512321AF-13 RAM has been rebranded and replaced with Qimonda HYB18H512322AF-13
- The Cypress clock generator has been removed, and its functionality has been integrated into the HANA
- ANA has been replaced with HANA, which adds HDMI support
- An HDMI port has been added
- Hynix is now one of the RAM vendors
- The layout and specifications of the major filtering capacitors has changed
- All manufacturers now apply glue around the CPU and GPU
- All manufacturers now use the extended GPU heatsink
Specifications
- 90nm IBM Waternoose DD3.0 CPU
- 90nm ATi Y1 GPU with integrated 90nm NEC eDRAM
- 512MB GDDR3 RAM
- 8x64MB Hynix HY5RS123235BFP-14
- 8x64MB Qimonda HYB18H512322AF-13
- 8x64MB Samsung K4J52324QE-BC14
- XSB R0 Southbridge
- HANA
- Nand
- 16MB Hynix HY27US08281A (Retail)
- 64MB Samsung K9F1208U0B (Dev)
- Boardcom or ICS Ethernet PHY
- Heatpipe CPU Heatsink
- Extended GPU Heatsink
Zephyr_B
| Part Number | X810387 |
|---|---|
| Introduced | Early 2007 |
| Type | Motherboard |
| Used In | Xbox 360 (Original) |
| CPU Type | Waternoose |
| GPU Type | Y2 |
| CPU Process | 90nm |
| GPU Process | 80nm |
| eDRAM Process | 90nm |
| Nand Size | 16MB (Retail) 64MB (Dev) |
| Video Outputs | A/V and HDMI |
| Wattage | 203W |
| 12V Amperage | 16.5A |
| Predecessor | Zephyr_A |
| Successor | Zephyr_C |
Zephyr_B is the successor to Zephyr_A and is used in the Original Xbox 360 series.
Notable Differences
- The 90nm Y1 GPU has been replaced with the 80nm Y2 GPU
- The PCIe pads under the GPU have been de-swizzled.
Specifications
- 90nm IBM Waternoose DD3.0 CPU
- 80nm ATi Y2 GPU with integrated 90nm NEC eDRAM
- 512MB GDDR3 RAM
- 8x64MB Hynix HY5RS123235BFP-14
- 8x64MB Qimonda HYB18H512322AF-13
- 8x64MB Samsung K4J52324QE-BC14
- XSB R0 Southbridge
- HANA
- Nand
- 16MB Hynix HY27US08281A (Retail)
- 64MB Samsung K9F1208U0B (Dev)
- Boardcom or ICS Ethernet PHY
- Heatpipe CPU Heatsink
- Extended GPU Heatsink
Zephyr_C
 | |
| Part Number | X810387 |
|---|---|
| Introduced | Mid 2007 |
| Type | Motherboard |
| Used In | Xbox 360 (Original) |
| CPU Type | Waternoose |
| GPU Type | Rhea |
| CPU Process | 90nm |
| GPU Process | 80nm |
| eDRAM Process | 80nm |
| Nand Size | 16MB (Retail) 64MB (Dev) |
| Video Outputs | A/V and HDMI |
| Wattage | 203W |
| 12V Amperage | 16.5A |
| Predecessor | Zephyr_B |
| Successor | Falcon |
Zephyr_C is the successor to Zephyr_B and is used in the Original Xbox 360 series. The part number is the same as Zephyr_B, as the PCB itself did not change.
Notable Differences
Specifications
- 90nm IBM Waternoose DD3.0 CPU
- 80nm ATi Rhea GPU with integrated 80nm NEC eDRAM
- 512MB GDDR3 RAM
- 8x64MB Hynix HY5RS123235BFP-14
- 8x64MB Qimonda HYB18H512322AF-13
- 8x64MB Samsung K4J52324QE-BC14
- XSB R0 Southbridge
- HANA
- Nand
- 16MB Hynix HY27US08281A (Retail)
- 64MB Samsung K9F1208U0B (Dev)
- Boardcom or ICS Ethernet PHY
- Heatpipe CPU Heatsink
- Extended GPU Heatsink