400 Gbps Ethernet

GPTKB entity

Statements (40)
Predicate Object
gptkbp:instanceOf Ethernet standard
gptkbp:abbreviation gptkb:400GbE
gptkbp:alsoKnownAs gptkb:400_Gigabit_Ethernet
gptkbp:application service provider networks
large-scale enterprise networks
supercomputing environments
gptkbp:compatibleWith gptkb:IEEE_802.3bs
gptkbp:dataRate 400 Gbit/s
gptkbp:definedIn gptkb:IEEE_802.3bs
gptkbp:enables efficient network scaling
faster cloud services
higher bandwidth aggregation
gptkbp:formFactor gptkb:OSFP
gptkb:CFP8
gptkb:QSFP-DD
https://www.w3.org/2000/01/rdf-schema#label 400 Gbps Ethernet
gptkbp:introducedIn 2017
gptkbp:marketAdoption growing in hyperscale data centers
gptkbp:mediaType gptkb:fiber
backplane
copper cables
gptkbp:partOf Ethernet family
gptkbp:predecessor gptkb:200_Gbps_Ethernet
gptkbp:range up to 10 km (over single-mode fiber)
up to 100 m (over multimode fiber)
gptkbp:standardizedBy gptkb:IEEE
gptkbp:successor gptkb:800_Gbps_Ethernet
gptkbp:supports forward error correction
multi-lane transmission
various form factors (QSFP-DD, OSFP, CFP8)
gptkbp:transmissionLanes 16 x 25 Gbps
4 x 100 Gbps
8 x 50 Gbps
gptkbp:usedFor gptkb:cloud_service
telecommunications networks
high-speed data center interconnects
gptkbp:uses PAM4 modulation
NRZ modulation (for some variants)
gptkbp:bfsParent gptkb:IEEE_802.3-2018
gptkbp:bfsLayer 7