Product comparison · 2 network transceiver modules

StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX vs StarTech.com Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm

21specifications compared
12differ
9identical
11known for one product only

Key differences

Maximum data transfer rate
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:100000 Mbit/s
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:10000 Mbit/s
Interface type
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:QSFP
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:SFP+
SFP transceiver standard
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:SRBD
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:LR
Maximum transfer distance
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:100 m
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:10000 m
Networking standards
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:IEEE 802.3ba
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:IEEE 802.3ae
Fiber ethernet cabling technology
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:100GBASE
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:10GBASE
Duplex system
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:Full, Half
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:Full
Mean time between failures (MTBF)
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:3543209 h
- Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm:13029315 h

Side by side

Differences highlightedShow differences only

Comparison of QSFP-40-100-SRB-ST, SFP-10G-LR-S-T-IST
32 specifications	A StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX Model QSFP-40-100-SRB-ST View product	B StarTech.com Version of Cisco SFP-10G-LR-S SFP+ Module, Industrial Temperature Range, 10Gbps, Single Mode Fiber (SMF), 10km [6.2mi], LC Transceiver, 1310nm Model SFP-10G-LR-S-T-IST View product
Performance7 differ
Maximum data transfer rateDiffers	100000 Mbit/s	10000 Mbit/s
Interface typeDiffers	QSFP	SFP+
Single-mode fiber (SMF) supportedKnown for one	Unknown — not stated by the source	Yes
SFP transceiver standardDiffers	SRBD	LR
Maximum transfer distanceDiffers	100 m	10000 m
WavelengthKnown for one	Unknown — not stated by the source	1310 nm
Networking standardsDiffers	IEEE 802.3ba	IEEE 802.3ae
Fiber ethernet cabling technologyDiffers	100GBASE	10GBASE
Duplex systemDiffers	Full, Half	Full
Multi-mode fiber (MMF) supportedKnown for one	Yes	Unknown — not stated by the source
Tx wavelength (max)Known for one	850 nm	Unknown — not stated by the source
Rx wavelength (max)Known for one	900 nm	Unknown — not stated by the source
Features1 differ
Mean time between failures (MTBF)Differs	3543209 h	13029315 h
Power1 differ
Power consumption (typical)Differs	4 W	1.2 W
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 70 °C	-40 - 85 °C
Weight & dimensions2 differ
WidthDiffers	19 mm	13.9 mm
DepthDiffers	117.6 mm	58.4 mm
Packaging dataidentical
Package widthKnown for one	Unknown — not stated by the source	112 mm
Package depthKnown for one	Unknown — not stated by the source	90 mm
Package heightKnown for one	Unknown — not stated by the source	32 mm
Logistics dataidentical
Master (outer) case widthKnown for one	Unknown — not stated by the source	117 mm
Master (outer) case lengthKnown for one	Unknown — not stated by the source	250 mm
Master (outer) case heightKnown for one	Unknown — not stated by the source	200 mm

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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