Hardware Spec Index

Tessarix NX-9912 Prime Dual-Port 25GbE SFP28 PCIe Network Card

Network Cards · Tessarix · SKU NX9912-PRIME · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index4,453 (Network Cards scale)
Category rank#8,766
Street price$329
Power8 W
Performance per dollar13.53
Released2024

Specifications

BrandTessarix
ModelTessarix NX-9912 Prime
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

Related guides

2.5GbE, 5GbE and 10GbE NetworkingPCIe Lanes Explained

Similar Network Cards

ModelBenchmarkPriceCompare
Vantrel NX-1176 Plus 10GbE RJ45 PCIe Network Card3,530$179Compare
Tessarix NX-8594 Pro 10GbE SFP+ PCIe Network Card5,293$429Compare
Tessarix NX-6591 Max 5GbE RJ45 PCIe Network Card2,010$59Compare
Tessarix NX-8697 Plus 5GbE RJ45 PCIe Network Card2,901$129Compare
Tessarix NX-1805 Core Dual-Port 10GbE RJ45 PCIe Network Card5,317$409Compare
Tessarix NX-9937 Ultra 5GbE RJ45 PCIe Network Card2,816$119Compare

All Network Cards · JSON

Cite this page: Hardware Spec Index, “Tessarix NX-9912 Prime Dual-Port 25GbE SFP28 PCIe Network Card”, https://vextor7.com/item/32947676 (accessed 2026-10-20).