DESCRIPCIN :81E PCI-ENumber of channels:SinglePort Speed:8 GbSlot type supported:PCI Express 2.0 to Fibre ChannelOS SupportedMicrosoft Windows Server2003 (x86 and 64-bitExtended)LinuxRed Hat Enterprise Linux5 & 5.1(x86, AMD64, EM64T)SUSE Linux EnterpriseServer 10 SP1 (x86,AMD64, EM64T)Servers Supported:HP ProLiantArray Platforms SupportedEVA3000,EVA4x00,EVA4400EVA5000,EVA6x00,EVA8x00,MSA1000MSA1500MSA2000XP128/1024XP10000/12000XP20000/24000Environmental - Operating Temperature32° to 131° F(0° to 55° C)Environmental - Storage Temperature-20° to 158° F(-40° to 70° C)Environmental - Relative Humidity - Operating5% to 95% noncondensingProduct Dimensions (HxW)6.60 x 2.71 in(167.64mm x 2.71 mm)MediaMulti-mode Optic (SFP+)ConnectorShort wave laser with LC type connectorPCI-E ConnectorPCI-e x8Max x4 lanes Gen2Max x8 lanes Gen1Auto-negotiation8 Gb/4 Gb/2 Gb