In September 2003, at the Intel Developer Forum, the Pentium 4 Extreme Edition (P4EE) was announced, just over a week before the launch of Athlon 64 and Athlon 64 FX.
2003年9月，在英特尔开发者论坛上，Pentium 4極致版（Pentium 4 Extreme Edition,P4EE）發布，这仅仅比AMD的Athlon 64和Athlon 64 FX（AMD64 FX）的发布早一个星期。