ThinkPad R Series are affordable, lightweight notebooks with great performance and large, bright displays. The ThinkPad R61 is the coolest and quietest R Series notebook ever. The R61i offers a blend of essential features and technology, including the next generation of wireless connectivity and Intel Core 2 Duo processors to help make your computing experience simpler and lower your total cost of ownership. Protected by a Top Cover Roll Cage for extreme durability, the R61i models also run cooler, quieter, and are more energy efficient than previous models.