Product comparison · 2 network switch modules

Allied Telesis AT-SBx81XS16 network switch module vs Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet

5specifications compared
5differ
0identical
30known for one product only

Key differences

The Allied Telesis AT-SBx81XS16 network switch module has 12 more fiber ports quantity than the Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet (16 vs 4). Ethernet LAN data rates: 100,1000,10000 Mbit/s on the Allied Telesis AT-SBx81XS16 network switch module, 40000 Mbit/s on the Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet. Fiber optic connector: SFP+ on the Allied Telesis AT-SBx81XS16 network switch module, QSFP+ on the Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet. Dimensions (WxDxH): 207 x 313 x 41 mm on the Allied Telesis AT-SBx81XS16 network switch module, 109 x 170 x 40 mm on the Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet. Weight: 1 kg on the Allied Telesis AT-SBx81XS16 network switch module, 820 g on the Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet.

Ethernet LAN data rates
- AT-SBx81XS16 network switch module:100,1000,10000 Mbit/s
- AT-XEM2-4QS network switch module 40 Gigabit Ethernet:40000 Mbit/s
Fiber optic connector
- AT-SBx81XS16 network switch module:SFP+
- AT-XEM2-4QS network switch module 40 Gigabit Ethernet:QSFP+
Fiber ports quantity
- AT-SBx81XS16 network switch module:16
- AT-XEM2-4QS network switch module 40 Gigabit Ethernet:4
Dimensions (WxDxH)
- AT-SBx81XS16 network switch module:207 x 313 x 41 mm
- AT-XEM2-4QS network switch module 40 Gigabit Ethernet:109 x 170 x 40 mm
Weight
- AT-SBx81XS16 network switch module:1 kg
- AT-XEM2-4QS network switch module 40 Gigabit Ethernet:820 g

Side by side

Differences highlightedShow differences only

Comparison of AT-SBx81XS16, AT-XEM2-4QS
35 specifications	A Allied Telesis AT-SBx81XS16 network switch module Model AT-SBx81XS16 View product	B Allied Telesis AT-XEM2-4QS network switch module 40 Gigabit Ethernet Model AT-XEM2-4QS View product
Network1 differ
Ethernet LAN data ratesDiffers	100,1000,10000 Mbit/s	40000 Mbit/s
Flow control supportKnown for one	Yes	Unknown — not stated by the source
Networking standardsKnown for one	IEEE 802.1D, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z	Unknown — not stated by the source
Jumbo frames supportKnown for one	Yes	Unknown — not stated by the source
Link aggregationKnown for one	Yes	Unknown — not stated by the source
Ethernet interface typeKnown for one	Unknown — not stated by the source	40 Gigabit Ethernet
Optical fiber1 differ
Fiber optic connectorDiffers	SFP+	QSFP+
Ports & interfaces1 differ
Fiber ports quantityDiffers	16	4
Performanceidentical
Quality of Service (QoS) supportKnown for one	Yes	Unknown — not stated by the source
Service levelKnown for one	3	Unknown — not stated by the source
Buffer size per portKnown for one	4 MB	Unknown — not stated by the source
Queues per portKnown for one	8	Unknown — not stated by the source
Access Control List (ACL)Known for one	Yes	Unknown — not stated by the source
Security algorithmsKnown for one	802.1x RADIUS, SSH-2	Unknown — not stated by the source
CompatibilityKnown for one	Allied Telesis SwitchBlade x8100	Unknown — not stated by the source
Poweridentical
Power consumption (typical)Known for one	52.2 W	Unknown — not stated by the source
Operational conditionsidentical
Operating altitudeKnown for one	0 - 3048 m	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	5 - 90%	Unknown — not stated by the source
Operating temperature (T-T)Known for one	0 - 40 °C	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-25 - 70 °C	Unknown — not stated by the source
Certificatesidentical
Electromagnetic compatibilityKnown for one	EN55022 class A, FCC class A, VCCI class A	Unknown — not stated by the source
SafetyKnown for one	UL60950-1, CAN/CSA-C22.2 No. 60950-1-03, EN60950-1, EN60825-1, AS/NZS 60950.1	Unknown — not stated by the source
CertificationKnown for one	EN55024, EN61000-3 UL, cUL, TUV RoHS	Unknown — not stated by the source
Weight & dimensions2 differ
WidthKnown for one	207 mm	Unknown — not stated by the source
DepthKnown for one	313 mm	Unknown — not stated by the source
HeightKnown for one	41 mm	Unknown — not stated by the source
Dimensions (WxDxH)Differs	207 x 313 x 41 mm	109 x 170 x 40 mm
WeightDiffers	1 kg	820 g
Logistics dataidentical
Country of originKnown for one	Indonesia	Unknown — not stated by the source
Data transmissionidentical
MAC address tableKnown for one	Unknown — not stated by the source	96000 entries
Switching capacityKnown for one	Unknown — not stated by the source	2600 Gbit/s
Forwarding rateKnown for one	Unknown — not stated by the source	1905 Mpps
Number of VLANsKnown for one	Unknown — not stated by the source	4000
Packaging dataidentical
Package weightKnown for one	Unknown — not stated by the source	1.4 kg

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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