Product comparison · 2 network cards

Cudy AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0 vs QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s

8specifications compared
7differ
1identical
29known for one product only

Key differences

The QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s has 24,567 Mbit/s more maximum data transfer rate than the Cudy AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0 (25000 Mbit/s vs 433 Mbit/s). The QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s has 141 mm more depth than the Cudy AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0 (186 mm vs 45 mm). Only the QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s has internal. Connectivity technology: Wireless on the Cudy AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0, Wired on the QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s. Interface: WLAN on the Cudy AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0, Fiber on the QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s.

Connectivity technology
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:Wireless
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:Wired
Interface
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:WLAN
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:Fiber
Maximum data transfer rate
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:433 Mbit/s
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:25000 Mbit/s
Internal
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:No
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:Yes
Component for
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:PC
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:Server/workstation
Product colour
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:Black
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:Silver, Dark Green
Depth
- AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0:45 mm
- QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s:186 mm

Side by side

Differences highlightedShow differences only

Comparison of AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0, QXG-25G2SF-BCM
37 specifications	A Cudy AC650 Wireless Dual-Band PCI-E Adapter, WE650 1.0 View product	B QNAP QXG-25G2SF-BCM network card Internal Fiber 25000 Mbit/s Model QXG-25G2SF-BCM View product
Ports & interfaces2 differ
Connectivity technologyDiffers	Wireless	Wired
Host interface	PCI Express	PCI Express
InterfaceDiffers	WLAN	Fiber
Fiber optic connectorKnown for one	Unknown — not stated by the source	SFP28
Fiber ports quantityKnown for one	Unknown — not stated by the source	2
PCI versionKnown for one	Unknown — not stated by the source	4.0
PCI Card form factorKnown for one	Unknown — not stated by the source	Full-height (low-profile)
Network1 differ
Maximum data transfer rateDiffers	433 Mbit/s	25000 Mbit/s
Wi-FiKnown for one	Yes	Unknown — not stated by the source
Wi-Fi bandKnown for one	Dual-band (2.4 GHz / 5 GHz)	Unknown — not stated by the source
Top Wi-Fi standardKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
Wi-Fi standardsKnown for one	Wi-Fi 5 (802.11ac)	Unknown — not stated by the source
WLAN data transfer rates supportedKnown for one	433,200 Mbit/s	Unknown — not stated by the source
ModulationKnown for one	256-QAM	Unknown — not stated by the source
Security algorithmsKnown for one	WPA2, WPA, WPA3	Unknown — not stated by the source
MU-MIMOKnown for one	Yes	Unknown — not stated by the source
Networking standardsKnown for one	Unknown — not stated by the source	IEEE 802.3az, IEEE 802.1Q, IEEE 802.3x, IEEE 802.1p, IEEE 802.3ad, IEEE 802.3ae, IEEE 802.1as
LAN controllerKnown for one	Unknown — not stated by the source	Broadcom BCM57502
Design3 differ
InternalDiffers	No	Yes
Component forDiffers	PC	Server/workstation
Product colourDiffers	Black	Silver, Dark Green
AntennaKnown for one	Yes	Unknown — not stated by the source
Antenna designKnown for one	External	Unknown — not stated by the source
System requirementsidentical
Windows operating systems supportedKnown for one	Windows 10, Windows 11	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 70 °C	Unknown — not stated by the source
Storage temperature (T-T)Known for one	-40 - 70 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	10 - 90%	Unknown — not stated by the source
Storage relative humidity (H-H)Known for one	5 - 95%	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	72.5 mm	Unknown — not stated by the source
DepthDiffers	45 mm	186 mm
HeightKnown for one	11.6 mm	Unknown — not stated by the source
WeightKnown for one	53.5 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	230 mm	Unknown — not stated by the source
Package depthKnown for one	105 mm	Unknown — not stated by the source
Package heightKnown for one	35 mm	Unknown — not stated by the source
Package weightKnown for one	150.6 g	Unknown — not stated by the source
Technical detailsidentical
Compliance certificatesKnown for one	Federal Communications Commission (FCC), CE	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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