Intel Nehalem CPU with 4 GHz overclocking

Guys managed to get 4Ghz clock speed on the Intel Nehalem top model Core 2 CPU using 1.7Volt and air cooling, enough to run the cores stable after successful tests, the default clock is 3.2Ghz, the Nehalem CPUs uses 45nm processing technology, the first appearance was in November 2008.

Furthermore the Nehalem is said to be quite cool during the procedure - air cooling is sufficient. According to the producer, more than 1.65 volt is dangerous to the integrated memory controller.