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Network Cards with Realtek Controllers

All Network Cards

111 network cards with Realtek controllers from StarTech.com, BrosTrend, Wavlink and more. Most cost $9 to $69, and half cost less than $21.

Top brands: StarTech.com (5)BrosTrend (4)

10GtekSpec score 7.6

2.5 Speed, 1 Ports, PCIe, RJ45

+Supports 2.5G, gigabit, and 100Mbps speeds
+Installs in a PCIe slot for desktop computers
+Uses a single RJ45 port for wired connections
$14.99
as of 11/04/2026 03:06 PST - Details
6COMSpec score 7.6

2.5 Speed, 1 Ports, PCIe, RJ45

+Supports 2.5 Gbps wired connection speed
+Single RJ45 port for a standard Ethernet cable
+Installs in a PCI Express x1 slot
$18.04
as of 11/04/2026 10:08 PST - Details
KnjcsvhghSpec score 7.6

1 Speed, 2 Ports, PCIe, Realtek

+Two Gigabit ports for two network connections
+PCIe x1 slot fits standard expansion slots
+Realtek chip for Gigabit Ethernet
$66.06
as of 11/04/2026 09:09 PST - Details
OLurkthuSpec score 7.6

1 Speed, 2 Ports, PCIe, RJ45

+Two RJ45 gigabit ports on one card
+PCIe x1 slot fits many motherboards
+Realtek RTL8111 chipset listed
$15.47
as of 11/04/2026 03:08 PST - Details
YuanLey

10 Speed, PCIe, RJ45, Realtek

+10 Gbps RJ45 Ethernet connection
+Low profile design fits small cases
+Uses a single PCIe x1 slot
$59.98
as of 11/04/2026 03:07 PST - Details
Akpzkyywn

10 Speed, PCIe, RJ45, Realtek

+10 Gbps RJ45 Ethernet connection
+Realtek RTL8127 chipset
+Uses PCIe x4 lanes
$259.08
as of 11/04/2026 10:07 PST - Details
Akpzkyywn

10 Speed, PCIe, RJ45, Realtek

+Delivers 10 gigabit speed over a standard RJ45 port
+Installs in a PCIe slot for desktop computers
+Uses a Realtek chip for network connectivity
$197.68
as of 11/04/2026 10:07 PST - Details
Yubjiang

2.5 Speed, M.2, RJ45, Realtek

+Delivers 2.5 gigabit speed over an RJ45 port
+Fits the M.2 A+E Key slot for compact systems
+Uses a Realtek RTL8125B chip
$19.95
as of 11/04/2026 03:07 PST - Details
Vicfluxion

2.5 Speed, USB, RJ45, Realtek

+2.5Gbps wired Ethernet speed
+Type-C connector for laptops
+Supports power delivery pass-through
$23.99
as of 11/04/2026 03:07 PST - Details
Yeeliya

2.5 Speed, PCIe, RJ45, Realtek

+Supports 2.5 Gbps wired connection speed
+Installs in a PCI Express slot
+Uses a single x1 PCIe lane
$13.99
as of 11/04/2026 10:06 PST - Details
Derapid

2.5 Speed, PCIe, Realtek

+Supports 2.5 Gbps wired connection speed
+Installs in a PCI Express x1 slot
+Low-profile bracket fits small form factor cases
$16.99
as of 11/04/2026 10:08 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
BrosTrend

10 Speed, PCIe, Realtek

+10 Gbps port speed
+Low profile design fits compact cases
+Plug and play setup
$59.99
as of 11/04/2026 10:08 PST - Details
BrosTrend

USB, Realtek

+USB connection needs no internal installation
+Two detachable 5dBi high gain antennas
+USB 3.0 cradle included
$28.99
as of 11/04/2026 11:05 PST - Details
Bzizu

10 Speed, PCIe, RJ45, Realtek

+10Gb speed for fast wired transfers
+RJ45 port works with standard Ethernet cables
+Low-profile design suits compact builds
$49.98
as of 11/04/2026 03:07 PST - Details
Cable Matters

10 Speed, USB, Realtek

+10 Gbps wired network speed
+Realtek chip listed for the network controller
+Includes 140W power delivery charging pass-through
$94.99
as of 11/04/2026 11:06 PST - Details
Cable Matters

2.5 Speed, Realtek

+2.5 Gbps wired network speed
+Realtek chip listed for the network controller
+Connects through a USB C port
$24.99
as of 11/04/2026 02:11 PST - Details
Cudy

2.5 Speed, USB, RJ45, Realtek

+Supports 2.5 Gbps Ethernet speed
+Uses the Realtek NIC chip
+Adds an RJ45 Ethernet port over USB
$17.99
as of 11/04/2026 03:07 PST - Details
Eacam

2.5 Speed, USB, RJ45, Realtek

+2.5Gbps speed, faster than standard gigabit Ethernet
+Uses a Realtek RTL8156B chip
+Aluminum alloy shell for a sturdy build
$13.09
as of 11/04/2026 11:07 PST - Details
Edimax

USB, Realtek

+150Mbps Wi-Fi 4 802.11n speed
+Compact nano USB design
+Low-profile form factor
$9.99
as of 11/04/2026 11:05 PST - Details
F Fenvi

10 Speed, USB, RJ45, Realtek

+Delivers 10Gbps speeds over a USB connection
+Uses a Realtek chipset for the network connection
+Provides an RJ45 Ethernet port for wired networking
$82.99
as of 11/04/2026 03:07 PST - Details
Glaeptio

1 Speed, USB, RJ45, Realtek

+Gigabit Ethernet speed over a USB-C connection
+Realtek RTL8153E chip
+Plug and play setup
$9.15
as of 11/04/2026 02:10 PST - Details
Glotrends

10 Speed, PCIe, RJ45, Realtek

+10 gigabit RJ45 port for fast wired networking
+Realtek RTL8127 chip
+PCIe 3.0 x2 slot fits older boards
$35.99
as of 11/04/2026 03:07 PST - Details
Jauarta

USB, RJ45, Realtek

+Realtek chip is listed for the Ethernet connection
+USB bus connects through a USB Type C port
+RJ45 port accepts standard Ethernet cables
$12.89
as of 11/04/2026 03:07 PST - Details
Jauarta

2.5 Speed, USB, RJ45, Realtek

+Realtek RTL8156B chip is listed
+USB bus connects through a USB Type C port
+RJ45 port accepts standard Ethernet cables
$16.69
as of 11/04/2026 03:07 PST - Details
Licaevey

USB, RJ45, Realtek

+Supports 2.5Gbps wired network speed
+Includes a USB-A port alongside USB-C
+Uses a Realtek chipset
$11.70
as of 11/04/2026 03:07 PST - Details

Compare specs

network cardSpeedInterfacePort typeControllerSpec scorePrice
2.5PCIeRJ45Realtek7.6$14.99
as of 11/04/2026 03:06 PST - Details
2.5PCIeRJ45Realtek7.6$18.04
as of 11/04/2026 10:08 PST - Details
1PCIeRealtek7.6$66.06
as of 11/04/2026 09:09 PST - Details
1PCIeRJ45Realtek7.6$15.47
as of 11/04/2026 03:08 PST - Details
10PCIeRJ45Realtekn/a$59.98
as of 11/04/2026 03:07 PST - Details
10PCIeRJ45Realtekn/a$259.08
as of 11/04/2026 10:07 PST - Details
10PCIeRJ45Realtekn/a$197.68
as of 11/04/2026 10:07 PST - Details
2.5M.2RJ45Realtekn/a$19.95
as of 11/04/2026 03:07 PST - Details
2.5USBRJ45Realtekn/a$23.99
as of 11/04/2026 03:07 PST - Details
2.5PCIeRJ45Realtekn/a$13.99
as of 11/04/2026 10:06 PST - Details

Before you buy

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