Product comparison · 2 network switch modules

Allied Telesis AT-SBx81GS24a network switch module Gigabit Ethernet vs HP 20-port GT PoE+/4-port SFP v2 zl

6specifications compared
5differ
1identical
29known for one product only

Key differences

The HP 20-port GT PoE+/4-port SFP v2 zl has 10,000 ,1000 Mbit/s more Ethernet LAN data rates than the Allied Telesis AT-SBx81GS24a network switch module Gigabit Ethernet (10,100,1000 Mbit/s vs 100,1000 Mbit/s). Compatibility: Allied Telesis SwitchBlade x8100 on the Allied Telesis AT-SBx81GS24a network switch module Gigabit Ethernet, E5400 zl/E8200 zl on the HP 20-port GT PoE+/4-port SFP v2 zl. Dimensions (WxDxH): 207 x 313 x 41 mm on the Allied Telesis AT-SBx81GS24a network switch module Gigabit Ethernet, 261.6 x 206.5 x 44.5 mm on the HP 20-port GT PoE+/4-port SFP v2 zl. Weight: 1.1 kg on the Allied Telesis AT-SBx81GS24a network switch module Gigabit Ethernet, 950 g on the HP 20-port GT PoE+/4-port SFP v2 zl.

Ethernet LAN data rates
- AT-SBx81GS24a network switch module Gigabit Ethernet:100,1000 Mbit/s
- 20-port GT PoE+/4-port SFP v2 zl:10,100,1000 Mbit/s
Dimensions (WxDxH)
- AT-SBx81GS24a network switch module Gigabit Ethernet:207 x 313 x 41 mm
- 20-port GT PoE+/4-port SFP v2 zl:261.6 x 206.5 x 44.5 mm
Weight
- AT-SBx81GS24a network switch module Gigabit Ethernet:1.1 kg
- 20-port GT PoE+/4-port SFP v2 zl:950 g

Side by side

Differences highlightedShow differences only

Comparison of AT-SBx81GS24a, 20-port GT PoE+/4-port SFP v2 zl
35 specifications	A Allied Telesis AT-SBx81GS24a network switch module Gigabit Ethernet Model AT-SBx81GS24a View product	B HP 20-port GT PoE+/4-port SFP v2 zl View product
Network2 differ
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
Ethernet LAN data ratesDiffers	100,1000 Mbit/s	10,100,1000 Mbit/s
Flow control supportKnown for one	Yes	Unknown — not stated by the source
Networking standardsDiffers	IEEE 802.1D, IEEE 802.1s, IEEE 802.1w, IEEE 802.1x, IEEE 802.3ad, IEEE 802.3u, IEEE 802.3x, IEEE 802.3z	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
Jumbo frames supportKnown for one	Yes	Unknown — not stated by the source
Link aggregationKnown for one	Yes	Unknown — not stated by the source
Copper ethernet cabling technologyKnown for one	Unknown — not stated by the source	10BASE-T, 100BASE-TX, 1000BASE-T
Full duplexKnown for one	Unknown — not stated by the source	Yes
Auto MDIX IEEEKnown for one	Unknown — not stated by the source	Yes
Optical fiberidentical
Fiber optic connectorKnown for one	SFP	Unknown — not stated by the source
Ports & interfacesidentical
Fiber ports quantityKnown for one	24	Unknown — not stated by the source
Ethernet LAN (RJ-45) portsKnown for one	Unknown — not stated by the source	20
SFP module slots quantityKnown for one	Unknown — not stated by the source	4
Performance1 differ
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	3 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
CompatibilityDiffers	Allied Telesis SwitchBlade x8100	E5400 zl/E8200 zl
Poweridentical
Power consumption (typical)Known for one	56.3 W	Unknown — not stated by the source
Power over Ethernet (PoE)Known for one	Unknown — not stated by the source	Yes
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
Dimensions (WxDxH)Differs	207 x 313 x 41 mm	261.6 x 206.5 x 44.5 mm
WeightDiffers	1.1 kg	950 g
Logistics dataidentical
Harmonized System (HS) codeKnown for one	85176990	Unknown — not stated by the source
Country of originKnown for one	Indonesia	Unknown — not stated by the source
Other featuresidentical
SFP/SFP+ slots quantityKnown for one	Unknown — not stated by the source	4

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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