Product comparison · 2 network cards

Dell 540-BFXR network card Internal Fiber 25000 Mbit/s vs Lenovo 4XC1U87491 network card Internal WLAN / Bluetooth

5specifications compared
3differ
2identical
18known for one product only

Key differences

Connectivity technology: Wired on the Dell 540-BFXR network card Internal Fiber 25000 Mbit/s, Wireless on the Lenovo 4XC1U87491 network card Internal WLAN / Bluetooth. Interface: Fiber on the Dell 540-BFXR network card Internal Fiber 25000 Mbit/s, WLAN / Bluetooth on the Lenovo 4XC1U87491 network card Internal WLAN / Bluetooth. Component for: Server on the Dell 540-BFXR network card Internal Fiber 25000 Mbit/s, PC on the Lenovo 4XC1U87491 network card Internal WLAN / Bluetooth.

Connectivity technology
- 540-BFXR network card Internal Fiber 25000 Mbit/s:Wired
- 4XC1U87491 network card Internal WLAN / Bluetooth:Wireless
Interface
- 540-BFXR network card Internal Fiber 25000 Mbit/s:Fiber
- 4XC1U87491 network card Internal WLAN / Bluetooth:WLAN / Bluetooth
Component for
- 540-BFXR network card Internal Fiber 25000 Mbit/s:Server
- 4XC1U87491 network card Internal WLAN / Bluetooth:PC

Side by side

Differences highlightedShow differences only

Comparison of 540-BFXR, 4XC1U87491
23 specifications	A Dell 540-BFXR network card Internal Fiber 25000 Mbit/s Model 540-BFXR View product	B Lenovo 4XC1U87491 network card Internal WLAN / Bluetooth Model 4XC1U87491 View product
Ports & interfaces2 differ
Connectivity technologyDiffers	Wired	Wireless
Host interface	PCI Express	PCI Express
InterfaceDiffers	Fiber	WLAN / Bluetooth
Fiber ports quantityKnown for one	2	Unknown — not stated by the source
Networkidentical
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.11a, IEEE 802.11b, IEEE 802.11g, IEEE 802.11n, IEEE 802.11ac, IEEE 802.11ax, IEEE 802.11be
Frequency rangeKnown for one	Unknown — not stated by the source	2.4 - 6 GHz
BluetoothKnown for one	Unknown — not stated by the source	Yes
Bluetooth versionKnown for one	Unknown — not stated by the source	5.4
Maximum data transfer rateKnown for one	25000 Mbit/s	Unknown — not stated by the source
Ethernet interface typeKnown for one	25 Gigabit Ethernet	Unknown — not stated by the source
Design1 differ
Internal	Yes	Yes
Component forDiffers	Server	PC
AntennaKnown for one	Unknown — not stated by the source	Yes
Antenna designKnown for one	Unknown — not stated by the source	Internal
Antenna typeKnown for one	Unknown — not stated by the source	2x2
CertificationKnown for one	Unknown — not stated by the source	FCC/IC/NCC/Telec/NA/ACMA/MBIE/UKCA/MSIP/ANATEL/SRRC/More…
Product colourKnown for one	Green	Unknown — not stated by the source
Compatible productsKnown for one	PowerEdge R470 PowerEdge R670 PowerEdge R6715 PowerEdge R6725 PowerEdge R770 PowerEdge R7715 PowerEdge R7725	Unknown — not stated by the source
Poweridentical
Output voltageKnown for one	Unknown — not stated by the source	3.3 V
Operational conditionsidentical
Operating temperature (T-T)Known for one	Unknown — not stated by the source	-10 - 70 °C
Weight & dimensionsidentical
WidthKnown for one	Unknown — not stated by the source	22 mm
DepthKnown for one	Unknown — not stated by the source	30 mm
HeightKnown for one	Unknown — not stated by the source	2.5 mm

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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