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Network Cards with Realtek Controllers

All Network Cards

8 network cards with Realtek controllers from StarTech.com, BrosTrend, Wavlink and more. Most cost $18 to $35, and half cost less than $31.

Plugable

5 Speed, USB, Realtek

+Uses a Realtek RTL8157 chip
+Connects through a USB bus
+Adds Ethernet to USB-C devices without a native port
−Requires a free USB-C port
$29.95-25%List: $39.95
as of 11/04/2026 03:08 PST - Details
UGREEN

5 Speed, PCIe, RJ45, Realtek

+5 Gbps wired speed for fast local transfers
+PCIe x1 slot works with common motherboards
+RJ45 port connects to standard Ethernet cables
$32.99-18%List: $39.99
as of 11/04/2026 10:09 PST - Details
NicgigaSpec score 8.9

5 Speed, 5 Ports, PCIe, RJ45

+5 ports: the most ports of the 10 here
+5 speed: 60 of the 90 here have a lower speed
$33.29-10%Was: $36.99
as of 11/04/2026 03:07 PST - Details
OLurkthu

5 Speed, PCIe, Realtek

+Delivers 5 gigabit per second network speeds
+Installs in a PCI-E slot
+Uses a Realtek RTL8126 chipset
$17.49
as of 11/04/2026 03:08 PST - Details
OLurkthu

5 Speed, PCIe, RJ45, Realtek

+5 Gbps speed, faster than standard gigabit cards
+PCIe interface for desktop and server use
+RJ45 port works with standard Ethernet cabling
−Requires a cable and switch that support 5 Gbps
$17.85
as of 11/04/2026 03:07 PST - Details
Vimin

5 Speed, PCIe, RJ45, Realtek

+5 Gbps speed, faster than standard gigabit
+Realtek RTL8126 chip
+Low profile bracket fits small cases
$35.99
as of 11/04/2026 03:07 PST - Details
ULANSeN

5 Speed, PCIe, RJ45, Realtek

+5 Gbps speed, faster than standard gigabit
+Supports 2.5G, 1G and 100Mbps speeds
+Realtek RTL8126 chip
$29.99
as of 11/04/2026 10:06 PST - Details
Akpzkyywn

5 Speed, PCIe, RJ45, Realtek

+5 Gbps speed, faster than standard gigabit
+Realtek RTL8126 chip
+PCIe to RJ45 connection for wired networks
$81.58
as of 11/04/2026 10:07 PST - Details

Compare specs

network cardSpeedInterfacePort typeControllerSpec scorePrice
5USBRealtekn/a$29.95
as of 11/04/2026 03:08 PST - Details
5PCIeRJ45Realtekn/a$32.99
as of 11/04/2026 10:09 PST - Details
5PCIeRJ45Realtek8.9$33.29
as of 11/04/2026 03:07 PST - Details
5PCIeRealtekn/a$17.49
as of 11/04/2026 03:08 PST - Details
5PCIeRJ45Realtekn/a$17.85
as of 11/04/2026 03:07 PST - Details
5PCIeRJ45Realtekn/a$35.99
as of 11/04/2026 03:07 PST - Details
5PCIeRJ45Realtekn/a$29.99
as of 11/04/2026 10:06 PST - Details
5PCIeRJ45Realtekn/a$81.58
as of 11/04/2026 10:07 PST - Details

Before you buy

Spec scores, pros and cons, and prices are explained in the How it works section of the About page.