Product comparison · 2 network transceiver modules

StarTech.com MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM vs StarTech.com MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM

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  • 33specifications compared
  • 17differ
  • 16identical
  • 4known for one product only

Key differences

  • Maximum data transfer rate
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:40000 Mbit/s
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:1250 Mbit/s
  • Interface type
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:QSFP+
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:SFP
  • Fiber optic connector
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:MPO
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:LC
  • SFP transceiver standard
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:SR4
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:EX
  • Maximum transfer distance
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:150 m
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:40000 m
  • Wavelength
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:850 nm
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:1310 nm
  • Networking standards
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:IEEE 802.3ba
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:IEEE 802.3z
  • Power consumption (typical)
    • MSA Uncoded QSFP+ Module - 40GBASE-SR4 - 40GbE Multi Mode Fiber (MMF) Optic Transceiver - 40GE Gigabit Ethernet QSFP+ - MPO 100m - 850nm - DDM:0.7 W
    • MSA Uncoded SFP Module - 1000BASE-EX - 1GbE Single Mode Fiber (SMF) Optic Transceiver - 1GE Gigabit Ethernet SFP - LC 40km - 1310nm - DDM:1 W

Side by side

Differences highlightedShow differences only (on)
Comparison of QSFP40SR4ST, SFP1000EXST
37 specifications
Performance7 differ
Maximum data transfer rateDiffers40000 Mbit/s1250 Mbit/s
Interface typeDiffersQSFP+SFP
Multi-mode fiber (MMF) supportedKnown for oneYesUnknown — not stated by the source
Fiber optic connectorDiffersMPOLC
SFP transceiver standardDiffersSR4EX
Maximum transfer distanceDiffers150 m40000 m
WavelengthDiffers850 nm1310 nm
Networking standardsDiffersIEEE 802.3baIEEE 802.3z
Single-mode fiber (SMF) supportedKnown for oneUnknown — not stated by the sourceYes
Wavelength-division multiplexing (WDM)Known for oneUnknown — not stated by the sourceNo
Featuresidentical
Mean time between failures (MTBF)Known for one1489426 hUnknown — not stated by the source
Power1 differ
Power consumption (typical)Differs0.7 W1 W
Weight & dimensions3 differ
WidthDiffers18.4 mm16 mm
DepthDiffers72 mm59 mm
WeightDiffers34 g18 g
Packaging data2 differ
Package depthDiffers118 mm114 mm
Package weightDiffers62 g47 g
Logistics data4 differ
Master (outer) case widthDiffers270 mm193 mm
Master (outer) case lengthDiffers340 mm308 mm
Master (outer) case heightDiffers330 mm164 mm
Products per master (outer) caseDiffers60 pc(s)20 pc(s)

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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