Lenovo Xeon E5507, Intel® Xeon® 5000 Sequence, Socket B (LGA 1366), Tray, E5507, 2.26 GHz, 64-bit Lenovo Xeon E5507. Processor family: Intel® Xeon® 5000 Sequence, Processor socket: Socket B (LGA 1366), Package type: Tray. Market segment: Server