50 Gigabit Ethernet

E513185

50 Gigabit Ethernet is a high-speed Ethernet standard that provides 50 Gbit/s data transmission over copper or optical media, commonly used in modern data centers and high-performance networking environments.

All labels observed (1)

Label Occurrences
50 Gigabit Ethernet canonical 1

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Statements (49)

Predicate Object
instanceOf Ethernet standard
computer networking technology
application network function virtualization infrastructure
server-to-top-of-rack switch links
storage area networking
switch-to-switch interconnects
backwardCompatibleWith 25 Gigabit Ethernet (via lane reuse in some designs)
benefit higher throughput than 40 Gigabit Ethernet on fewer lanes
category high-speed Ethernet
dataRate 50 Gbit/s
50 Gigabits per second
definedByStandard IEEE 802.3bs
IEEE 802.3cd
IEEE 802.3ck
enables higher bandwidth for server NICs
higher-density switch designs
goal improve power efficiency per bit
increase bandwidth per port
reduce cost per bit compared to 40G Ethernet
introducedFor next-generation server access speeds
operatesAtLayer OSI Layer 1
OSI Layer 2
partOf IEEE 802.3 Ethernet family
relatedStandard 100 Gigabit Ethernet
200 Gigabit Ethernet
25 Gigabit Ethernet
400 Gigabit Ethernet
supportsFormFactor OSFP (in multi-lane configurations)
QSFP-DD (in multi-lane configurations)
QSFP28 (as 2×50G in some configurations)
SFP56
supportsMedium copper cabling
multimode fiber
optical fiber
single-mode fiber
twinax copper cable
supportsTopology Clos networks
leaf-spine architectures
usedIn cloud computing infrastructure
data centers
enterprise networks
high-performance networking environments
hyperscale data centers
usedWith 50G Ethernet NICs
end-of-row switches
top-of-rack switches
usesEncoding PAM4
usesLaneConfiguration 2×25G lanes (for some implementations)
single-lane 50G

How these facts were elicited

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

IEEE 802.3cd defines 50 Gigabit Ethernet