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This Intel Core 2 Quad Q9400 processor runs at 2.66GHz with 6MB shared L2 cache and 1333MHz FSB, using the LGA 775 socket. It provides genuine quad-core processing power to greatly improve multitasking, office efficiency, video playback, and light gaming performance compared to dual-core CPUs.
Fully tested for stability and compatibility, it works with most LGA775 motherboards and offers an economical way to upgrade aging desktops without replacing the mainboard. Low heat generation and reliable long-term operation make it an ideal choice for home and office PC refurbishment and performance upgrades.