Skip to main content
Ipolex 2.5G Ethernet Card 2 Port NIC Network Adapter Compatible with Realtek RTL8125BG Controller, Dual RJ45 Port, PCI Express Gigabit Ethernet Card Support Windows/Windows Server/Linux/Centos/Vmware
ipolex

Ipolex 2.5G Ethernet Card 2 Port NIC Network Adapter

Bottom line: The Ipolex 2.5G Ethernet Card 2 Port NIC Network Adapter: Two RJ-45 ports on one x1 slot via RTL8125BG plus ASMedia ASM1806 bridge; main trade-off: no Wake on LAN, so remote power-on over the NIC is out.

Check price on Amazon

As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Pros & Cons

Pros

  • ✓ Two RJ-45 ports on one x1 slot via RTL8125BG plus ASMedia ASM1806 bridge
  • ✓ 2.5GbE per port, 2.5x gigabit without rewiring or a new switch uplink
  • ✓ PXE network boot supported for diskless or imaging setups
  • ✓ VLAN tagging and Jumbo Frames for segmented, high-throughput LANs
  • ✓ 3-year warranty plus 30-day returns from ipolex

Cons

  • ✗ No Wake on LAN, so remote power-on over the NIC is out
  • ✗ ESXi 6 only; ESXi 7 and 8 and FreeBSD are unsupported
  • ✗ Hot swapping is explicitly not supported
  • ✗ No DPDK, iSCSI, or FCoE offload for storage or packet-processing builds

SpecPicks Verdict

SpecPicks scored Ipolex 2.5G Ethernet Card 2 Port NIC Network Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the retro networking cards category. ipolex's retro networking cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro networking cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • Dual Controller Architecture: This network card is powered by a combination of the Realtek RTL8125BG and ASMedia ASM1806 controllers, offering dual RJ-45 Ports for enhanced connectivity options and network redundancy.
  • Flexible Slot Compatibility: Designed for the PCI Express 2.0 standard, operating on an x1 Lane, this card is compatible with a wide range of PCI-E slots, making it a versatile choice for various system configurations. NOT support hot swaping.
  • Advanced Networking Features: The card supports essential features like PXE for network booting, VLAN for network segmentation, and Jumbo Frames for larger data packets, enhancing network efficiency and performance. It does not support Wake on LAN (WOL), DPDK, iSCSI, or FCoE.
  • Industry Leading Support: Your purchase comes with Ipolex's unwavering commitment to customer satisfaction, featuring a 30-day Return policy, a 3-year Warranty protecting against defects and malfunctions, and Technical Support for continuous expert assistance, ensuring your peace of mind and the long-term performance of your network card.
  • Compatible with Windows 7/8/10/11, Windows Server 2008 R2/2012/2016/2019, Linux 2.6.x to 5.x, Centos 6/7/8, Ubuntu 16/18/19/20, VMware ESXi 6. NOT SUPPORT ESXI 7/8, FREEBSD and HOT SWAPING.

Full Specifications

Brandipolex
ColorGreen
Weight2.5g
Unit Count1 Count
Model NumberRTL8125-2.5G-2T-X1
CompatibilityLinux
Mfr Part NumberRTL8125-2.5G-2T-X1
Number of Items1
Compatible DevicesDesktop
Data Link ProtocolEthernet
Data Transfer Rate2.5 gigabytes_per_second
Hardware InterfacePCIE x 1
Full listing titleIpolex 2.5G Ethernet Card 2 Port NIC Network Adapter Compatible with Realtek RTL8125BG Controller, Dual RJ45 Port, PCI Express Gigabit Ethernet Card Support Windows/Windows Server/Linux/Centos/Vmware

Ready to buy?

Ipolex 2.5G Ethernet Card 2 Port NIC Network Adapter Compatible with Realtek RTL8125BG Controller, Dual RJ45 Port, PCI Express Gigabit Ethernet Card Support Windows/Windows Server/Linux/Centos/Vmware is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

Check price on Amazon →

Related Retro Networking Cards

More guides & deep dives from the SpecPicks archive

Browse all articles & guides →

More reviews from the SpecPicks archive

Browse all reviews →

Earliest SpecPicks reviews

Browse full archive →