| CPU | Core | TDP | Requires BIOS version | Notes | |-----|------|-----|-----------------------|-------| | Core 2 Quad Q6600 (G0 stepping) | Quad | 105W | R01.B0 (or later) | Maximum recommended | | Core 2 Duo E8400 | Dual | 65W | R01.B0 | Best performance/watt | | Pentium Dual-Core E5800 | Dual | 65W | Any | Stable and cool | | Celeron E3500 | Dual | 65W | Any | Budget option | | Core 2 Extreme QX9650 (130W TDP) or Xeon mods (LGA 771 to 775 adapters often fail on this board due to VRM limitations).