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Celerity FC Host Adapters Installation and Operation Manual Selection guide: Celerity 4-Gb adapters Product Features FC-44ES FC-42ES FC-41ES/ FC-42XS FC-41XS Fibre Channel Ports 4 2 1 2 1 FC protocol 4-Gb 4-Gb 4-Gb 4-Gb 4-Gb Maximum Transfer Rate (half duplex) 1.6 GB/sec 800 MB/sec 400 MB/sec. 800 MB/sec 400 MB/sec Maximum Transfer Rate (full duplex) 2 GB/sec 1 GB/sec 800 MB/sec. 1 GB/sec1 800 MB/sec Bus type PCIe PCIe PCIe PCI-X PCI-X Bus characteristics 8 lane 4 lane 4 lane 64-bit 1ЭЭ