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5m (5ft) 100GBase-CU QSFP28 to QSFP28 Passive Copper Cable assemblies for SB7800/SB7890
Compared to passive DACs
The length of OSFP VR4 is up to 60 meters over OM3 MMF or 50 meters over OM4 MMF
6T InfiniBand XDR applications
It supports link distances up to 2 km over single-mode fiber (SMF) through dual MTP/MPO-12 connectors
Generic Compatible Coherent VCSEL & Broadcom DSP 400GBASE-SR4 QSFP-DD PAM4 850nm 100m MTP/MPO-12 MMF Optical Transceiver Module Model:QDD-400G-SR4 5m (5ft) 100GBase-CU QSFP28 toDescription NADDOD 400G QSFP DD SR4 optical module is a multimode, four channel (SR4) transceiver designed for 400 GbE links over up to 100 m of OM4 multimode fiber. It converts eight 50 Gb s PAM4 electrical input channels into four 100 Gb s PAM4 optical channels, operating at a nominal wavelength of 850 nm to deliver an aggregate data rate of 400 Gb s. The 400G QSFP DD SR4 optical transceiver delivers ultra high density 400 Gigabit Ethernet