Hardware Spec Index

Tessarix NX-9803 SE 2.5GbE RJ45 USB Adapter

Network Cards · Tessarix · SKU NX9803-SE · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index1,075 (Network Cards scale)
Category rank#10,418
Street price$29
Power2 W
Performance per dollar37.07
Released2020

Specifications

BrandTessarix
ModelTessarix NX-9803 SE
Speed2.5GbE (2.5G/1G/100M)
Ports1× RJ45
Host interfaceUSB 3.2 Gen 1 (Type-C)
CablingCat5e or better (100 m)
StandardIEEE 802.3bz (2.5G/5GBASE-T)
Jumbo framesUp to 9 KB
OffloadsTSO, checksum offload
Wake-on-LANNo
VLANIEEE 802.1Q
OS supportWindows 11, Linux, FreeBSD

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Strivon NX-2746 SE 10GbE RJ45 PCIe Network Card4,931$309Compare
Tessarix NX-7283 Ti 2.5GbE RJ45 PCIe Network Card2,029$59Compare
Tessarix NX-5601 Prime 2.5GbE RJ45 PCIe Network Card1,108$29Compare
Vantrel NX-1935 Core Dual-Port 10GbE RJ45 PCIe Network Card2,764$119Compare
Quorvex NX-6635 XT 10GbE RJ45 PCIe Network Card6,044$489Compare
Quorvex NX-4785 XT Dual-Port 10GbE SFP+ PCIe Network Card3,577$209Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9803 SE 2.5GbE RJ45 USB Adapter”, https://vextor7.com/item/1993130 (accessed 2026-10-25).