The Zalman CNPS7700-Cu LED is one of the largest heatsinks in production by this Korean manufacturer, and like most Zalman coolers it is squarely aimed at low noise operation in a quiet PC. The CNPS7700-Cu LED is an extension of the CNPS7700-Cu series, and the only thing that separate the two is a red LED illuminated fan. The heatsink is compatible with socket 478 & 775 Intel Pentium and Core 2 Duo processors, and socket 754/939/940 AMD Athlon64 chips. Socket AM2 processors are not supported.

Zalman assemble the CNPS7700-Cu LED heatsink from about 60 individual copper fins which are joined together at the center; the metal fins are compressed under great pressure and bolted firmly together to create the resulting heatsink shape, in a form of metal origami. ...