Hardware Spec Index

Vantrel NX-4957 Ultra Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Vantrel · SKU NX4957-ULTRA · Released 2024 · Updated 2026-10-21

Key facts

Benchmark index4,905 (Network Cards scale)
Category rank#27,785
Street price$319
Power8 W
Performance per dollar15.38
Released2024

Specifications

BrandVantrel
ModelVantrel NX-4957 Ultra
Speed25GbE (25G)
Ports2× SFP28
Host interfacePCIe 4.0 x8
CablingDAC or optical transceiver
StandardIEEE 802.3by (25GBASE-R)
Jumbo framesUp to 9 KB
OffloadsTSO, LRO, RSS, SR-IOV
Wake-on-LANYes
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

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Cite this page: Hardware Spec Index, “Vantrel NX-4957 Ultra Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/2708196 (accessed 2026-10-21).