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Dueling Interconnects Unmasked: Page 3 of 3

RapidIO was originated by Motorola Inc. (NYSE: MOT) and IBM Corp. (NYSE: IBM) and is geared to Power PC processors, including those used in chassis-based equipment. This has given it early inroads with makers of networking gear. Alcatel SA (NYSE: ALA; Paris: CGEP:PA), Lucent Technologies Inc. (NYSE: LU), and Nortel Networks Corp. (NYSE/Toronto: NT) are all part of its steering group.

These early distinctions are getting increasingly blurry. Cisco Systems Inc. (Nasdaq: CSCO), for instance, belongs to both groups, as does Xilinx Inc.