Raspberry Pi cooler kit (for mod. A and B) (Electronics)
To keep it short: The heatsink get me a thermal pad - remove protective foil, stick -> ready. For cooling performance: Without heatsink ~ 60 ° (800 MHz, 80% load @ OpenELEC) With heatsink ~ 50 ° (800 MHz, 80% load @ OpenELEC) Therefore, overclocked t