Hardware Spec Index

Tessarix NX-3557 XT 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX3557-XT · Released 2020 · Updated 2026-10-22

Key facts

Benchmark index5,991 (Network Cards scale)
Category rank#48,051
Street price$489
Power6 W
Performance per dollar12.25
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-4766 Prime Dual-Port 10GbE RJ45 PCIe Network Card2,617$109Compare
Quorvex NX-8042 Max 25GbE SFP28 PCIe Network Card5,460$369Compare
Tessarix NX-8490 Max 10GbE RJ45 Thunderbolt Adapter5,304$439Compare
Strivon NX-3878 Edge 2.5GbE RJ45 USB Adapter1,108$29Compare
Tessarix NX-4817 Edge 2.5GbE RJ45 PCIe Network Card814$29Compare
Tessarix NX-9912 Ultra 2.5GbE RJ45 USB Adapter820$29Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-3557 XT 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/2280607 (accessed 2026-10-22).