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Vol. 6 No. 4 June 2007

Brocade, Cisco clash on measuring director's power consumption

Brocade Communications Systems caused a small stir with some slides shown at its Spring Analyst Day presentation. One slide showed that a 384-port Brocade 48000 (48K) Director uses less power than an unpopulated Cisco Systems' MDS 9513 Multilayer Director (956 volt-amps vs. 1,060 volt-amps, respectively). A second slide showed the same 384-port 48K director pitted against a configured MDS 9513 director (956 volt-amps vs. 2,704 volt-amps, respectively). Both companies staunchly defend their power metrics and claim they offer the more efficient product. Cisco contests the slide comparing the populated 48K to an empty MDS 9513. "We certainly dispute these numbers because they just don't make sense," says Rajeev Bhardwaj, Cisco's director of product management, data center business unit. "When customers deploy [a] SAN, they connect switches together, they put servers, they put storage and, of course, they enable all the advanced intelligent functions," he says. "We have to look at real-world solutions." Mario Blandini, Brocade's ...

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