Product comparison · 2 network cards

Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s vs QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s

12specifications compared
6differ
6identical
14known for one product only

Key differences

The QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s has 99,975 Mbit/s more maximum data transfer rate than the Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s (100000 Mbit/s vs 25 Mbit/s). The Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s has 12 mm more depth than the QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s (169.3 mm vs 157.3 mm). Interface: Ethernet on the Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s, Fiber on the QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s. Fiber optic connector: SFP28 on the Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s, QSFP28 on the QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s. Product colour: Green on the Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s, Silver, Dark Green on the QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s.

Interface
- 4XC1U87489 network card Internal Ethernet 25 Mbit/s:Ethernet
- QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s:Fiber
Fiber optic connector
- 4XC1U87489 network card Internal Ethernet 25 Mbit/s:SFP28
- QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s:QSFP28
Maximum data transfer rate
- 4XC1U87489 network card Internal Ethernet 25 Mbit/s:25 Mbit/s
- QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s:100000 Mbit/s
Product colour
- 4XC1U87489 network card Internal Ethernet 25 Mbit/s:Green
- QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s:Silver, Dark Green
Depth
- 4XC1U87489 network card Internal Ethernet 25 Mbit/s:169.3 mm
- QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s:157.3 mm

Side by side

Differences highlightedShow differences only

Comparison of 4XC1U87489, QXG-100G2SF-BCM
26 specifications	A Lenovo 4XC1U87489 network card Internal Ethernet 25 Mbit/s Model 4XC1U87489 View product	B QNAP QXG-100G2SF-BCM network card Internal Fiber 100000 Mbit/s Model QXG-100G2SF-BCM View product
Ports & interfaces2 differ
InterfaceDiffers	Ethernet	Fiber
Fiber optic connectorDiffers	SFP28	QSFP28
PCI Card form factorKnown for one	Unknown — not stated by the source	Full-height (low-profile)
Network2 differ
Maximum data transfer rateDiffers	25 Mbit/s	100000 Mbit/s
Networking standardsDiffers	IEEE 802.3, IEEE 802.3ae	IEEE 802.3bs, IEEE 802.3bj, IEEE 802.3bm, IEEE 802.3by, IEEE 802.3ba, IEEE 802.3ap, IEEE 802.3ad, IEEE 802.1Q, IEEE 802.1AX, IEEE 802.1p, IEEE 802.1Qaz, IEEE 802.1Qbb, IEEE 802.1Qbg
Ethernet LANKnown for one	Yes	Unknown — not stated by the source
Ethernet interface typeKnown for one	10 Gigabit Ethernet, 25 Gigabit Ethernet	Unknown — not stated by the source
Ethernet LAN data ratesKnown for one	10000,25000 Mbit/s	Unknown — not stated by the source
Design1 differ
Product colourDiffers	Green	Silver, Dark Green
CertificationKnown for one	FCC BSMI ICES-003 CE VCCI KCC RCM EMC CB	Unknown — not stated by the source
Operational conditionsidentical
Operating temperature (T-T)Known for one	0 - 55 °C	Unknown — not stated by the source
Operating relative humidity (H-H)Known for one	50 - 80%	Unknown — not stated by the source
Weight & dimensions1 differ
WidthKnown for one	120 mm	Unknown — not stated by the source
DepthDiffers	169.3 mm	157.3 mm
HeightKnown for one	12.4 mm	Unknown — not stated by the source
WeightKnown for one	164 g	Unknown — not stated by the source
Packaging dataidentical
Package widthKnown for one	240 mm	Unknown — not stated by the source
Package depthKnown for one	145 mm	Unknown — not stated by the source
Package heightKnown for one	52 mm	Unknown — not stated by the source
Package weightKnown for one	268 g	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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