HP and Lenovo are among the PC makers rolling out business desktops armed with Intel Corp.’s new dual-core Pentium D processor and accompanying chip set.

Intel launched the new technology at an event Thursday in San Francisco. The desktop processor is the second dual-core desktop chip from the Santa Clara, Calif., chip maker, and it comes less than a week before rival Advanced Micro Devices Inc. launches its Athlon 64 X2 dual-core PC chip.

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