Realtek Rtl8139 Driver 810x Family Pci-e Gigabit Windows 10 !!hot!! -

If your Realtek Gigabit Ethernet is working but seems slow, a few driver-level tweaks can help.

controllers, not Gigabit controllers. If you are looking for Gigabit (10/100/1000 Mbps) performance on Windows 10, you are likely actually using a Realtek PCIe GBE Family Controller (such as the RTL8111 or RTL8168 series). Windows 10 Driver Compatibility RTL8139/810x (Fast Ethernet):

You can download the appropriate drivers from the following sources, ensuring you get the version compatible with Windows 10 64-bit or 32-bit: realtek rtl8139 driver 810x family pci-e gigabit windows 10

Updating the Realtek RTL8139 driver is essential to ensure that your network interface functions correctly and efficiently. Here are some reasons why you should update the driver:

If the connection drops completely after this change, your Ethernet cable is likely damaged, or it is an older Cat5 cable that cannot physically handle Gigabit speeds. Upgrade to a Cat5e or Cat6 cable. Issue 3: Random Disconnections If your Realtek Gigabit Ethernet is working but

Follow the instructions below based on the actual hardware ID you found in the step above.

Realtek officially ended active development for the pure RTL8139-based chips around 2015. The 810x PCI-E family continues to receive security patches as part of Realtek’s unified Windows 10 driver package (last major update: 2023). Users concerned with driver vulnerabilities should always use driver version 10.046 or later, which patches CVE-2020-11901 (a buffer overflow in the diagnostic interface). Microsoft’s inbox driver may lag behind in such security fixes. Issue 3: Random Disconnections Follow the instructions below

The RTL8139 and 810x chips are physically incapable of achieving Gigabit speeds. If your motherboard specification sheets claim you have a Gigabit port, you actually have a chip from the RTL8111 or RTL8168 family, and you will need the driver instead. If your hardware truly is an RTL8139 or an 810x family chip, it is a Fast Ethernet adapter designed for a maximum cap of 100 Mbps. Why Windows 10 Struggles with Legacy Realtek Drivers