Product comparison · 2 network transceiver modules

HP X140 40G QSFP+ LC LR4 SM 10km 1310nm vs Lenovo SFP 1000Base-T RJ-45

12specifications compared
5differ
7identical
11known for one product only

Key differences

SFP transceiver type
- X140 40G QSFP+ LC LR4 SM 10km 1310nm:Fiber optic
- SFP 1000Base-T RJ-45:Copper
Maximum data transfer rate
- X140 40G QSFP+ LC LR4 SM 10km 1310nm:40000 Mbit/s
- SFP 1000Base-T RJ-45:1000 Mbit/s
Interface type
- X140 40G QSFP+ LC LR4 SM 10km 1310nm:QSFP+
- SFP 1000Base-T RJ-45:SFP
SFP transceiver standard
- X140 40G QSFP+ LC LR4 SM 10km 1310nm:LR
- SFP 1000Base-T RJ-45:TX
Maximum transfer distance
- X140 40G QSFP+ LC LR4 SM 10km 1310nm:10000 m
- SFP 1000Base-T RJ-45:100 m

Side by side

Differences highlightedShow differences only

Comparison of X140 40G QSFP+ LC LR4 SM 10km 1310nm, SFP 1000Base-T RJ-45
23 specifications	A HP X140 40G QSFP+ LC LR4 SM 10km 1310nm View product	B Lenovo SFP 1000Base-T RJ-45 View product
Performance5 differ
SFP transceiver typeDiffers	Fiber optic	Copper
Maximum data transfer rateDiffers	40000 Mbit/s	1000 Mbit/s
Interface typeDiffers	QSFP+	SFP
Single-mode fiber (SMF) supportedKnown for one	Yes	Unknown — not stated by the source
Fiber optic connectorKnown for one	LC	Unknown — not stated by the source
Fiber cable diameters supported (core/cladding)Known for one	9/125 µm	Unknown — not stated by the source
SFP transceiver standardDiffers	LR	TX
Maximum transfer distanceDiffers	10000 m	100 m
WavelengthKnown for one	1310 nm	Unknown — not stated by the source
Cabling technologyKnown for one	40GBASE-LR4	Unknown — not stated by the source
Auto MDI/MDI-X	Yes	Yes
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	1
Featuresidentical
Hot-Plug support	Yes	Yes
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%
Packaging contentidentical
Quantity per packKnown for one	1 pc(s)	Unknown — not stated by the source
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	13.4 mm
DepthKnown for one	Unknown — not stated by the source	56.5 mm
HeightKnown for one	Unknown — not stated by the source	8.5 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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