
Powered by Realtek RTL8125 chipset, this PCIe Ethernet card delivers stable 2.5Gbps (2500Mbps) high-speed connectivity, 2.5x faster than standard Gigabit Ethernet. Perfect for bandwidth-intensive tasks, it ensures smooth data transmission and efficient network performance for all your daily and heavy-duty use.

Comes with both standard and low profile brackets, compatible with full-size desktop towers and compact small form factor cases. Easy to install and widely adaptable, this 2.5G network card fits different host configurations without extra accessories.

Directly installs into a PCIe slot for a secure, stable connection and maximum network throughput. Upgrade your computer’s network capability easily without replacing the entire system, cost-effective and high-performance for long-term use.

Fully supports Windows and Linux operating systems, ensuring seamless integration with most desktop computers and server setups.
Designed for high-demand applications, this PCIe Ethernet card provides low latency and ultra-fast data transfer, making it the best choice for gaming PCs, home servers, and NAS storage systems. Enjoy stable connections and optimized performance for all your high-speed network needs.
Q: Does this card support Linux system?
A: Yes, it supports Linux and Windows 10/11, you can install the official RTL8125 driver for stable use.Driver download from our fenvi website by searching "2.5G PCIE Card(8125)"
Q: Can it fit small mini PC chassis?
A: Yes, it includes a low profile bracket, compatible with SFF small case and standard desktop tower.
Q: What is the max network speed?
A: Max 2500Mbps under 2.5G network environment, backward compatible with 1000Mbps and 100Mbps.
![]() FENVi 2.5G Ethernet Card PCIe with Realtek RTL8125 Chip, 2500Mbps Network Ada... | ![]() 2.5G PCIe Network Card | ![]() 10G PCIe Network Card | ![]() 10G PCIe Network Card | ![]() Fenvi 10G PCIe Network Card with Marvell AQC113 Controller, 10G Base-T Ethern... | |
|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — |
| Price | — | — | — | — | — |
| Chipset | RTL8125 | I226 | AQC113 | AQC113 | AQC113 |
| Port Configure | 1 * RJ45 | 2 * RJ45 | 1 * RJ45 | 1 * RJ45 | 1 * RJ45 |
| Data Rate Per Port | 10/100/1000Mbps/2500Mbps | 10/100/1000Mbps/2500Mbps | 10/100/1000Mbps/2500Mbps/5000Mbps/10Gbps | 10/100/1000Mbps/2500Mbps/5000Mbps/10Gbps | 10/100/1000Mbps/2500Mbps/5000Mbps/10Gbps |
| Operating Systems | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux |
| Internal Interface | PCIe (X1 / X4 / X8 / X16) | PCIe (X1 / X4 / X8 / X16) | PCIe (X4 / X8 / X16) | M.2 (Key B+M) | PCIe (X4 / X8 / X16) |

Powered by Realtek RTL8125 chipset, this PCIe Ethernet card delivers stable 2.5Gbps (2500Mbps) high-speed connectivity, 2.5x faster than standard Gigabit Ethernet. Perfect for bandwidth-intensive tasks, it ensures smooth data transmission and efficient network performance for all your daily and heavy-duty use.

Comes with both standard and low profile brackets, compatible with full-size desktop towers and compact small form factor cases. Easy to install and widely adaptable, this 2.5G network card fits different host configurations without extra accessories.

Directly installs into a PCIe slot for a secure, stable connection and maximum network throughput. Upgrade your computer’s network capability easily without replacing the entire system, cost-effective and high-performance for long-term use.

Fully supports Windows and Linux operating systems, ensuring seamless integration with most desktop computers and server setups.
Designed for high-demand applications, this PCIe Ethernet card provides low latency and ultra-fast data transfer, making it the best choice for gaming PCs, home servers, and NAS storage systems. Enjoy stable connections and optimized performance for all your high-speed network needs.
Q: Does this card support Linux system?
A: Yes, it supports Linux and Windows 10/11, you can install the official RTL8125 driver for stable use.Driver download from our fenvi website by searching "2.5G PCIE Card(8125)"
Q: Can it fit small mini PC chassis?
A: Yes, it includes a low profile bracket, compatible with SFF small case and standard desktop tower.
Q: What is the max network speed?
A: Max 2500Mbps under 2.5G network environment, backward compatible with 1000Mbps and 100Mbps.
![]() FENVi 2.5G Ethernet Card PCIe with Realtek RTL8125 Chip, 2500Mbps Network Ada... | ![]() 2.5G PCIe Network Card | ![]() 10G PCIe Network Card | ![]() 10G PCIe Network Card | ![]() Fenvi 10G PCIe Network Card with Marvell AQC113 Controller, 10G Base-T Ethern... | |
|---|---|---|---|---|---|
| Customer Reviews | — | — | — | — | — |
| Price | — | — | — | — | — |
| Chipset | RTL8125 | I226 | AQC113 | AQC113 | AQC113 |
| Port Configure | 1 * RJ45 | 2 * RJ45 | 1 * RJ45 | 1 * RJ45 | 1 * RJ45 |
| Data Rate Per Port | 10/100/1000Mbps/2500Mbps | 10/100/1000Mbps/2500Mbps | 10/100/1000Mbps/2500Mbps/5000Mbps/10Gbps | 10/100/1000Mbps/2500Mbps/5000Mbps/10Gbps | 10/100/1000Mbps/2500Mbps/5000Mbps/10Gbps |
| Operating Systems | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux | Windows 10/11; Windows Server; Linux |
| Internal Interface | PCIe (X1 / X4 / X8 / X16) | PCIe (X1 / X4 / X8 / X16) | PCIe (X4 / X8 / X16) | M.2 (Key B+M) | PCIe (X4 / X8 / X16) |




















