Tonasket
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 | |
| Part Number | X820379 |
|---|---|
| Introduced | Late 2009 |
| Used In | Xbox 360 (Original) |
| CPU Type | Loki |
| GPU Type | Kronos |
| CPU Process | 65nm |
| GPU Process | 65nm |
| eDRAM Process | 65nm |
| Nand Size | 16MB, 512MB |
| Video Outputs | A/V and HDMI |
| Wattage | 150W |
| 12V Amperage | 12.1A |
| Predecessor | Jasper |
| Successor | Trinity |
Jasper_B, named Tonasket, is the successor to the Jasper, 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
- 65nm Loki CPU
- 65nm Kronos GPU/eDRAM
- 512MB GDDR3 RAM
- 4x128MB Hynix H5RS1H23MFR-14C
- 4x128MB Qimonda HYB18H1G321AF-14
- 4x128MB Samsung K4J10324QD-HC14
- PSB Southbridge
- HANA
- Nand
- 16MB Hynix HY27US08281A
- 512MB Hynix HY27UF084G2B
- 512MB Samsung K9F4G08U0B
- Boardcom or ICS Ethernet PHY
- Aluminum CPU Heatsink
- Low Profile GPU Heatsink