Lenovo 67Y1475, Intel® Xeon® 5000 Sequence, Socket B (LGA 1366), E5620, 2.4 GHz, 64-bit, 5.86 GT/s Lenovo 67Y1475. Processor family: Intel® Xeon® 5000 Sequence, Processor socket: Socket B (LGA 1366), Processor model: E5620. Weight: 1.23 oz (35 g). Dimensions (WxDxH): 1.68 x 1.77 x 0.191" (42.6 x 45.1 x 4.85 mm)