Intel Core 2 Quad Processor Q9500 2.83GHz 1333MHz 6MB LGA775 CPU, OEM Intel Core 2 Quad Q9500 SLGZ4 Socket LGA 775 6M Cache 1333 CPU 2.83Ghz Processor Intel Core 2 Quad Q9500 SLGZ4 Socket LGA 775 6M Cache 1333 CPU 2.83Ghz Processor