Product comparison · 2 network transceiver modules

Dell 1000BASE-T SFP vs Dell QSFP+ ESR

Key differences

SFP transceiver type
- 1000BASE-T SFP:Copper
- QSFP+ ESR:Fiber optic
Maximum data transfer rate
- 1000BASE-T SFP:1000 Mbit/s
- QSFP+ ESR:40000 Mbit/s
Interface type
- 1000BASE-T SFP:SFP
- QSFP+ ESR:QSFP+
Cabling technology
- 1000BASE-T SFP:1000BASE-T
- QSFP+ ESR:40GBASE-ESR

Differences highlightedShow differences only

Comparison of 1000BASE-T SFP, QSFP+ ESR
19 specifications	A Dell 1000BASE-T SFP View product	B Dell QSFP+ ESR View product
Performance4 differ
SFP transceiver typeDiffers	Copper	Fiber optic
Maximum data transfer rateDiffers	1000 Mbit/s	40000 Mbit/s
Interface typeDiffers	SFP	QSFP+
SFP transceiver standardKnown for one	TX	Unknown — not stated by the source
Maximum transfer distanceKnown for one	100 m	Unknown — not stated by the source
Cabling technologyDiffers	1000BASE-T	40GBASE-ESR
Ethernet LAN (RJ-45) portsKnown for one	1	Unknown — not stated by the source
Auto MDI/MDI-XKnown for one	Yes	Unknown — not stated by the source
Multi-mode fiber (MMF) supportedKnown for one	Unknown — not stated by the source	Yes
Fiber cable diameters supported (core/cladding)Known for one	Unknown — not stated by the source	50/125 µm
Featuresidentical
Hot-Plug supportKnown for one	Yes	Unknown — not stated by the source
Certificatesidentical
Certification	MSA	MSA
Operational conditionsidentical
Operating temperature (T-T)	0 - 70 °C	0 - 70 °C
Storage temperature (T-T)	-40 - 85 °C	-40 - 85 °C
Operating relative humidity (H-H)	10 - 80%	10 - 80%
Storage relative humidity (H-H)	10 - 85%	10 - 85%
Weight & dimensionsidentical
WidthKnown for one	13.4 mm	Unknown — not stated by the source
DepthKnown for one	56.5 mm	Unknown — not stated by the source
HeightKnown for one	8.5 mm	Unknown — not stated by the source

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.