Product comparison · 2 network transceiver modules

StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm vs StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX

24specifications compared
2differ
22identical
6known for one product only

Key differences

The StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX has 539,909 h more mean time between failures (MTBF) than the StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm (3543209 h vs 3003300 h). SFP transceiver standard: SR on the StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm, SRBD on the StarTech.com Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX.

SFP transceiver standard
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:SR
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:SRBD
Mean time between failures (MTBF)
- Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm:3003300 h
- Cisco QSFP-40/100-SRBD Compatible QSFP Module, 40/100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nmTX/900nmRX:3543209 h

Side by side

Differences highlightedShow differences only

Comparison of QSFP-100G-SR12-ST, QSFP-40-100-SRB-ST
30 specifications	A StarTech.com Cisco QSFP-100G-SR1.2 Compatible QSFP Module, 100Gbps Multi Mode Fiber (MMF), 100m [328ft], LC Transceiver, 850nm/900nm Model QSFP-100G-SR12-ST View product	B 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
Performance1 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rate	100000 Mbit/s	100000 Mbit/s
Interface type	QSFP	QSFP
Multi-mode fiber (MMF) supported	Yes	Yes
Fiber optic connector	LC	LC
SFP transceiver standardDiffers	SR	SRBD
Maximum transfer distance	100 m	100 m
Tx wavelength (max)	850 nm	850 nm
Rx wavelength (max)	900 nm	900 nm
Networking standards	IEEE 802.3ba	IEEE 802.3ba
Fiber ethernet cabling technology	100GBASE	100GBASE
Duplex system	Full, Half	Full, Half
Digital Diagnostics Monitoring (DDM)	Yes	Yes
Features1 differ
Product colour	Silver	Silver
Mean time between failures (MTBF)Differs	3003300 h	3543209 h
Brand compatibility	Cisco	Cisco
Poweridentical
Power consumption (typical)	4 W	4 W
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Weight & dimensionsidentical
Width	19 mm	19 mm
Depth	117.6 mm	117.6 mm
Height	12.6 mm	12.6 mm
Packaging contentidentical
Quantity per pack	1 pc(s)	1 pc(s)
Packaging dataidentical
User guide	Yes	Yes
Package widthKnown for one	180 mm	Unknown — not stated by the source
Package depthKnown for one	127 mm	Unknown — not stated by the source
Package heightKnown for one	48 mm	Unknown — not stated by the source
Logistics dataidentical
Master (outer) case widthKnown for one	117 mm	Unknown — not stated by the source
Master (outer) case lengthKnown for one	250 mm	Unknown — not stated by the source
Master (outer) case heightKnown for one	200 mm	Unknown — not stated by the source
Products per master (outer) case	36 pc(s)	36 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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