Manhattan Cpu Cooler Pentium® IV P4, 478 pin Retail Box Limited Lifetime Warranty. Improve computer efficiency and service life. Computers and their internal components can generate large amounts of heat during operation. Without reliable and efficient cooling, this heat can contribute to poor performance and lead to a shorter service life. MANHATTAN CPU Coolers conduct and dissipate heat away from processors to reduce the risk of heat damage and help them operate at safe temperatures and peak levels.