Product comparison · 2 network switches

Buffalo BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black vs HP 2910-48G-PoE+ al

13specifications compared
9differ
4identical
45known for one product only

Key differences

Switch layer
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:L2
- 2910-48G-PoE+ al:L3
Basic switching RJ-45 Ethernet ports quantity
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:8
- 2910-48G-PoE+ al:48
MAC address table
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:8192 entries
- 2910-48G-PoE+ al:16000 entries
Latency (1 Gbps)
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:4.5 µs
- 2910-48G-PoE+ al:2.9 µs
Power consumption (typical)
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:211 W
- 2910-48G-PoE+ al:556 W
Width
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:330 mm
- 2910-48G-PoE+ al:442.5 mm
Depth
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:257 mm
- 2910-48G-PoE+ al:365.8 mm
Height
- BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black:43 mm
- 2910-48G-PoE+ al:44 mm

Side by side

Differences highlightedShow differences only

Comparison of BS-POE-G21M, 2910-48G-PoE+ al
58 specifications	A Buffalo BS-POE-G21M L2 Gigabit Ethernet (10/100/1000) Power over Ethernet (PoE) 1U Black Model BS-POE-G21M View product	B HP 2910-48G-PoE+ al View product
Management features1 differ
Switch typeKnown for one	Unknown — not stated by the source	Managed
Switch layerDiffers	L2	L3
Quality of Service (QoS) supportKnown for one	Unknown — not stated by the source	Yes
Web-based managementKnown for one	Unknown — not stated by the source	Yes
System event logKnown for one	Unknown — not stated by the source	Yes
MIB supportKnown for one	Unknown — not stated by the source	MIB II, Bridge MIB, RIPv2 MIB, RMONv2 MIB, SMON MIB, RADIUS Client MIB, RADIUS Accounting MIB, Ethernet-Like-MIB, MAU MIB, Entity MIB, Ping MIB
Ports & interfaces1 differ
Basic switching RJ-45 Ethernet ports quantityDiffers	8	48
Combo SFP ports quantityKnown for one	Unknown — not stated by the source	4
Network1 differ
Networking standardsDiffers	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u, IEEE 802.3x	IEEE 802.3, IEEE 802.3ab, IEEE 802.3u
10G supportKnown for one	Unknown — not stated by the source	Yes
Port mirroringKnown for one	Unknown — not stated by the source	Yes
Full duplexKnown for one	Unknown — not stated by the source	Yes
Routing entriesKnown for one	Unknown — not stated by the source	2000
Auto MDI/MDI-XKnown for one	Unknown — not stated by the source	Yes
Flow control supportKnown for one	Unknown — not stated by the source	Yes
Link aggregationKnown for one	Unknown — not stated by the source	Yes
Rate limitingKnown for one	Unknown — not stated by the source	Yes
VLAN supportKnown for one	Yes	Unknown — not stated by the source
Data transmission2 differ
MAC address tableDiffers	8192 entries	16000 entries
Switching capacityKnown for one	Unknown — not stated by the source	176 Gbit/s
ThroughputKnown for one	Unknown — not stated by the source	131 Mpps
Latency (1 Gbps)Differs	4.5 µs	2.9 µs
Latency (10 Gbps)Known for one	Unknown — not stated by the source	1.3 µs
Packet buffer memoryKnown for one	Unknown — not stated by the source	6 MB
Securityidentical
Access Control List (ACL)Known for one	Unknown — not stated by the source	Yes
MAC address filteringKnown for one	Unknown — not stated by the source	Yes
SSH/SSL supportKnown for one	Unknown — not stated by the source	Yes
Multicast featuresidentical
Multicast supportKnown for one	Unknown — not stated by the source	Yes
Designidentical
StackableKnown for one	Unknown — not stated by the source	Yes
SafetyKnown for one	Unknown — not stated by the source	EN 60950/IEC 60950; CAN/CSA 22.2 No. 60950; EN 60825; UL 60950.
Electromagnetic compatibilityKnown for one	Unknown — not stated by the source	FCC part 15 Class A; EN 55022/CISPR-22 Class A; VCCI Class A.
Product colourKnown for one	Black	Unknown — not stated by the source
LED indicatorsKnown for one	Yes	Unknown — not stated by the source
Performanceidentical
Built-in processorKnown for one	Unknown — not stated by the source	Yes
Processor modelKnown for one	Unknown — not stated by the source	ARM11
Processor frequencyKnown for one	Unknown — not stated by the source	515 MHz
Memory typeKnown for one	Unknown — not stated by the source	SDRAM
Internal memoryKnown for one	Unknown — not stated by the source	512 MB
Flash memoryKnown for one	Unknown — not stated by the source	4 MB
Power1 differ
AC input voltageKnown for one	Unknown — not stated by the source	100 - 240 V
AC input frequencyKnown for one	Unknown — not stated by the source	50 - 60 Hz
Input currentKnown for one	Unknown — not stated by the source	6.4 A
Power consumption (typical)Differs	211 W	556 W
Output powerKnown for one	30 W	Unknown — not stated by the source
Power over Ethernet (PoE)identical
Power over Ethernet (PoE) ports quantityKnown for one	8	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	0 - 55 °C
Storage temperature (T-T)Known for one	Unknown — not stated by the source	-40 - 158 °C
Heat dissipationKnown for one	Unknown — not stated by the source	667 BTU/h
Weight & dimensions3 differ
WidthDiffers	330 mm	442.5 mm
DepthDiffers	257 mm	365.8 mm
HeightDiffers	43 mm	44 mm
WeightKnown for one	Unknown — not stated by the source	5.88 kg
Other featuresidentical
BandwidthKnown for one	16 Gbit/s	Unknown — not stated by the source
Power LEDKnown for one	Yes	Unknown — not stated by the source

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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