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

The Ultimate Guide to the Realtek RTL8139 / 810x Family PCI-E Gigabit Driver for Windows 10

The Realtek 810x Family (Modern Lite)

• Interface: PCI Express (PCI-E)
• Speed: 10/100/1000 Mbps (Gigabit)
• Common Chips: RTL8105E, RTL8106E, RTL8107E
• Introduced: Circa 2008–present
• Driver Support: Full native support in Windows 10 and Windows 11.

4. Practical Solution: Where to find it

If you need this driver for Windows 10, be careful. Many "driver download" sites are laden with malware. The safest source is usually your motherboard manufacturer's website or the direct Realtek FTP.

However, for the RTL8139/810x Family PCI-E Fast Ethernet NIC, the most stable Windows 10 driver is often version 10.x.x.x (not the older 7.x versions meant for Windows 7). realtek rtl8139 driver 810x family pci-e gigabit windows 10

Direct from Realtek (Safe Link): Go to the Realtek download center. The Ultimate Guide to the Realtek RTL8139 /

1. Look for "Communications Network ICs" -> "Network Interface Controllers".
2. Look for "10/100M Fast Ethernet" -> "PCIe".
3. Download the "Auto Installation Program".

Issue 3: The Real RTL8139 (Legacy PCI) on Windows 10

If you truly have an old RTL8139 card (PCI, not PCI-E) and you need Windows 10: Look for "Communications Network ICs" -&gt

• Warning: Performance is poor. Max speed is 100 Mbps.
• The fix: Do not use Realtek’s latest package. Instead, use the Windows 8.1 driver (version 7.112.x.x) from Realtek’s legacy archive. Force install it via "Have Disk" method in Device Manager.
• Better solution: Buy a $15 USB 3.0 to Gigabit Ethernet adapter. Seriously. Your time is worth more.

Issue 1: "Code 10" – Device Cannot Start

Cause: Driver conflict or power management fault. Fix:

1. Go to Device Manager → Network Adapter → Properties → Power Management.
2. Uncheck "Allow the computer to turn off this device to save power."
3. Also check your BIOS: Ensure "Onboard LAN" is enabled and "Wake on LAN" is disabled (unless you need it).

Version to look for:

As of 2025, the stable version for the 810x family on Windows 10 is 10.68.x.x or higher. Avoid any driver dated before 2019.