Hardware Spec Index

Tessarix NX-3557 XT 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX3557-XT · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index4,617 (Network Cards scale)
Category rank#39,163
Street price$289
Power6 W
Performance per dollar15.98
Released2020

Specifications

BrandTessarix
ModelTessarix NX-3557 XT
Speed25GbE (25G)
Ports1× 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

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Tessarix NX-6102 Max 2.5GbE RJ45 USB Adapter1,016$29Compare
Quorvex NX-3300 XT Dual-Port 10GbE RJ45 PCIe Network Card5,188$379Compare
Vantrel NX-8242 Max 10GbE RJ45 PCIe Network Card6,100$499Compare
Vantrel NX-4131 Pro 2.5GbE RJ45 PCIe Network Card2,412$89Compare
Quorvex NX-1039 Ultra 25GbE SFP28 PCIe Network Card5,464$429Compare
Tessarix NX-8259 Core 2.5GbE RJ45 PCIe Network Card1,085$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3557 XT 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/5603570 (accessed 2026-10-24).