Product comparison · 2 network switches

LevelOne GSW-1621 network switch Unmanaged vs LevelOne GSW-1656 network switch Unmanaged Black

23specifications compared
9differ
14identical
12known for one product only

Key differences

SFP/SFP+ slots quantity
- GSW-1621 network switch Unmanaged:1
- GSW-1656 network switch Unmanaged Black:4
Packet buffer memory
- GSW-1621 network switch Unmanaged:0.34 MB
- GSW-1656 network switch Unmanaged Black:0.500 MB
Power consumption (typical)
- GSW-1621 network switch Unmanaged:14.4 W
- GSW-1656 network switch Unmanaged Black:11.15 W
Dimensions (WxDxH)
- GSW-1621 network switch Unmanaged:270 x 187 x 43 mm
- GSW-1656 network switch Unmanaged Black:441 x 130 x 44 mm
Power requirements
- GSW-1621 network switch Unmanaged:100 - 240 VAC, 50/60 Hz
- GSW-1656 network switch Unmanaged Black:100-240VAC / 50-60Hz
Operating temperature (T-T)
- GSW-1621 network switch Unmanaged:0 - 40 °C
- GSW-1656 network switch Unmanaged Black:32 - 104 °F

Side by side

Differences highlightedShow differences only

Comparison of GSW-1621, GSW-1656
35 specifications	A LevelOne GSW-1621 network switch Unmanaged Model GSW-1621 View product	B LevelOne GSW-1656 network switch Unmanaged Black Model GSW-1656 View product
Management featuresidentical
Switch type	Unmanaged	Unmanaged
Ports & interfaces1 differ
Basic switching RJ-45 Ethernet ports quantity	16	16
SFP module slots quantityKnown for one	1	Unknown — not stated by the source
SFP/SFP+ slots quantityDiffers	1	4
Power connector	DC-in jack	DC-in jack
Network1 differ
Networking standards	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z
10G support	No	No
Copper ethernet cabling technologyDiffers	100BASE-TX, 10BASE-T	1000BASE-T, 100BASE-TX, 10BASE-T
Full duplex	Yes	Yes
Flow control supportKnown for one	Yes	Unknown — not stated by the source
Data transmission1 differ
MAC address table	8000 entries	8000 entries
Supported data transfer rates	10/100/1000 Mbps	10/100/1000 Mbps
Switching capacity	32 Gbit/s	32 Gbit/s
Store-and-forwardKnown for one	Yes	Unknown — not stated by the source
Maximum data transfer rate	1 Gbit/s	1 Gbit/s
Jumbo frames support	Yes	Yes
Packet buffer memoryDiffers	0.34 MB	0.500 MB
Protocolsidentical
Switching protocolsKnown for one	CSMA/CD	Unknown — not stated by the source
Designidentical
Stackable	Yes	Yes
Number of fansKnown for one	1 fan(s)	Unknown — not stated by the source
Product colourKnown for one	Unknown — not stated by the source	Black
LED indicatorsKnown for one	Unknown — not stated by the source	Yes
Power1 differ
Redundant power supply (RPS) supportKnown for one	Yes	Unknown — not stated by the source
Power consumption (typical)Differs	14.4 W	11.15 W
Power over Ethernet (PoE)identical
Power over Ethernet (PoE)	No	No
Other features3 differ
Dimensions (WxDxH)Differs	270 x 187 x 43 mm	441 x 130 x 44 mm
Connectivity technology	Wired	Wired
Authentication methodKnown for one	IP	Unknown — not stated by the source
Networking featuresDiffers	Fast Ethernet, Gigabit Ethernet	Ethernet, Fast Ethernet, Gigabit Ethernet
Packet transfer speedKnown for one	14880pps (10Mbps); 148800pps (100Mbps); 1488000pps (1000Mbps)	Unknown — not stated by the source
Power requirementsDiffers	100 - 240 VAC, 50/60 Hz	100-240VAC / 50-60Hz
Connectivity LEDsKnown for one	Yes	Unknown — not stated by the source
Operational conditions1 differ
Operating temperature (T-T)Differs	0 - 40 °C	32 - 104 °F
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Certificates1 differ
CertificationDiffers	FCC A, CE, VCCI A	RoHS, FCC Class A, CE, VCCI Class A

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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