Product comparison · 2 network transceiver modules

Fujitsu QSFP 40G SR4 vs Fujitsu QSFP28 PSM4

6specifications compared
3differ
3identical
3known for one product only

Key differences

Maximum data transfer rate
- QSFP 40G SR4:40000 Mbit/s
- QSFP28 PSM4:100000 Mbit/s
Interface type
- QSFP 40G SR4:QSFP
- QSFP28 PSM4:QSFP28
Wavelength
- QSFP 40G SR4:850 nm
- QSFP28 PSM4:1310 nm

Side by side

Differences highlightedShow differences only

Comparison of QSFP 40G SR4, QSFP28 PSM4
9 specifications	A Fujitsu QSFP 40G SR4 View product	B Fujitsu QSFP28 PSM4 View product
Performance3 differ
SFP transceiver type	Fiber optic	Fiber optic
Maximum data transfer rateDiffers	40000 Mbit/s	100000 Mbit/s
Interface typeDiffers	QSFP	QSFP28
Multi-mode fiber (MMF) supportedKnown for one	Yes	Unknown — not stated by the source
Fiber optic connector	MPO	MPO
SFP transceiver standardKnown for one	SR4	Unknown — not stated by the source
WavelengthDiffers	850 nm	1310 nm
Single-mode fiber (SMF) supportedKnown for one	Unknown — not stated by the source	Yes
Featuresidentical
Hot-Plug support	Yes	Yes

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.

More network transceiver module comparisons

All network transceiver module comparisons