1 Speed, 2 Ports, PCIe, Broadcom
ULANSeN Network Cards
10 ULANSeN network cards. Most cost $20 to $65, and half cost less than $30.
+Two gigabit Ethernet ports
+Broadcom NetXtreme BCM5720 chipset
+PCIe x1 interface fits small slots
−Limited to 1Gb/s speed per port
$30.39-5%Was: $31.99
as of 11/04/2026 10:08 PST - DetailsProduct details
Dual-Port Gigabit Ethernet Card w/ NetXtreme BCM5720 for Win8/10/11/Linux | PCIe 2.1 1000M Network Card NIC with IEEE
$30.39as of 11/04/2026 10:08 PST - Details
View on AmazonPros
+Two gigabit Ethernet ports
+Broadcom NetXtreme BCM5720 chipset
+PCIe x1 interface fits small slots
+Low-profile bracket fits compact cases
Cons−Limited to 1Gb/s speed per port
Compared with the 10 Network Cards on this page−1 speed: 5 of the 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
10 Speed, PCIe, RJ45, Realtek
+10 Gbps speed with 5G, 2.5G, 1G and 100Mbps fallback
+Uses a single PCIe x1 lane
+Low-profile bracket option for small cases
$46.54-5%Was: $48.99
as of 11/04/2026 03:07 PST - DetailsProduct details
ULANSeN 10G PCIe 4.0 X1 PCIe Network Card NIC for Windows11/10/Server 2022 | PCIe to 10 Gigabit Ethernet Card for
$46.54as of 11/04/2026 03:07 PST - Details
View on AmazonPros
+10 Gbps speed with 5G, 2.5G, 1G and 100Mbps fallback
+Uses a single PCIe x1 lane
+Low-profile bracket option for small cases
+RJ45 port for standard Ethernet cabling
+Realtek RTL8127AT chipset
Compared with the 10 Network Cards on this page+10 speed: the highest speed of the 10 here
How pros and cons are picked (About: Disclaimer)About this product
2.5 Speed, PCIe, RJ45, Realtek
+Supports 2.5 Gbps wired connection speed
+Also falls back to 1000 and 100 Mbps
+Installs in a PCI Express x1 slot
$18.99-5%Was: $19.99
as of 11/04/2026 10:08 PST - DetailsProduct details
2.5GBase-T PCIe Network Adapter NIC With RTL8125B Support WOL/PXE | PCIe2.1 2.5G Ethernet Card RJ45 LAN w/Low Profile
$18.99as of 11/04/2026 10:08 PST - Details
View on AmazonPros
+Supports 2.5 Gbps wired connection speed
+Also falls back to 1000 and 100 Mbps
+Installs in a PCI Express x1 slot
+Low-profile bracket fits small form factor cases
+Uses a Realtek RTL8125B controller
Compared with the 10 Network Cards on this page+2.5 speed: only 2 of 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
1 Speed, 2 Ports, PCIe, Intel
+Two gigabit Ethernet ports
+Intel 82575/82576 chipset
+Low-profile bracket fits compact cases
−Limited to 1Gb/s speed per port
$29.99
as of 11/04/2026 10:06 PST - DetailsProduct details
ULANSeN Dual-Port Network Card NIC with Intel 82575/82576 Support PEX | Two Ports 1000M PCI Express Ethernet LAN
$29.99as of 11/04/2026 10:06 PST - Details
View on AmazonPros
+Two gigabit Ethernet ports
+Intel 82575/82576 chipset
+Low-profile bracket fits compact cases
Cons−Limited to 1Gb/s speed per port
Compared with the 10 Network Cards on this page−1 speed: 5 of the 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
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 - DetailsProduct details
ULANSeN 5Gbps PCIe Network Adapter NIC with RTL8126 Support UEFI PXE Boot | PCIe 3.1 X1 to Multi-Gigabit Ethernet Card
$29.99as of 11/04/2026 10:06 PST - Details
View on AmazonPros
+5 Gbps speed, faster than standard gigabit
+Supports 2.5G, 1G and 100Mbps speeds
+Realtek RTL8126 chip
+Low profile bracket fits small cases
+PCIe 3.1 x1 slot needs little space
Compared with the 10 Network Cards on this page+5 speed: only 1 of 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
1 Speed, 4 Ports, PCIe, Broadcom
+Four network ports in one card
+Gigabit speed on each port
+Low profile design fits compact cases
$65.88
as of 11/04/2026 03:07 PST - DetailsProduct details
4-Port Gigabit Ethernet Card w/ NetXtreme BCM5719 for Windows Server Linux | PCIe 2.1 X4 to Quad-Port 1G Network Card
$65.88as of 11/04/2026 03:07 PST - Details
View on AmazonPros
+Four network ports in one card
+Gigabit speed on each port
+Low profile design fits compact cases
+Uses a x4 PCIe lane connection
Compared with the 10 Network Cards on this page−1 speed: 5 of the 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
1 Speed, PCIe, SFP+, Mellanox
+Dual 10 Gb SFP+ ports
+Uses a PCIe x8 interface
+Mellanox ConnectX-3 controller
$68.99
as of 11/04/2026 03:07 PST - DetailsProduct details
Mellanox ConnectX-3 Dual-10Gb SFP+ PCI-E Network Card NIC | PCI-e 3.0 X8, 10 Gigabit Ethernet, Server NIC, PXE UEFI
$68.99as of 11/04/2026 03:07 PST - Details
View on AmazonPros
+Dual 10 Gb SFP+ ports
+Uses a PCIe x8 interface
+Mellanox ConnectX-3 controller
Compared with the 10 Network Cards on this page−1 speed: 5 of the 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
2.5 Speed, PCIe, RJ45, Intel
+Two 2.5GBase-T RJ45 ports
+Intel I225-V and I226-V controllers
+Supports 2500, 1000 and 100Mbps speeds
$45.99
as of 11/04/2026 03:07 PST - DetailsProduct details
2.5GB Dual Server Network Card with Intel I226-V for Win10/11 Support PXE | PCIe3.1 X1 to 2500/1000/100Mbps PCI Express
$45.99as of 11/04/2026 03:07 PST - Details
View on AmazonPros
+Two 2.5GBase-T RJ45 ports
+Intel I225-V and I226-V controllers
+Supports 2500, 1000 and 100Mbps speeds
+PCIe 3.1 interface
+Low-profile bracket fits compact cases
Compared with the 10 Network Cards on this page+2.5 speed: only 2 of 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
2.5 Speed, PCIe, RJ45, Intel
+2.5 Gbps speed, faster than standard gigabit
+Intel I226-V chip
+RJ45 port for standard Ethernet cables
$23.99
as of 11/04/2026 10:06 PST - DetailsProduct details
2.5GBase-T Server Network Adapter NIC with Intel I226-V For Win10/11/Linux | PCIe 3.1 2500/1000/100Mbps Gigabit
$23.99as of 11/04/2026 10:06 PST - Details
View on AmazonPros
+2.5 Gbps speed, faster than standard gigabit
+Intel I226-V chip
+RJ45 port for standard Ethernet cables
+Low profile bracket for small form factor cases
Compared with the 10 Network Cards on this page+2.5 speed: only 2 of 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
1 Speed, PCIe, Broadcom
+Broadcom NetXtreme BCM5751 chip
+PCIe x1 slot fits most desktop motherboards
+Low profile bracket for small form factor cases
$19.99
as of 11/04/2026 10:09 PST - DetailsProduct details
PCIe Gigabit Ethernet Server Adapter with Broadcom NetXtreme BCM5751 | 10/100/1000Mbps Desktop PCI-E Network Card NIC
$19.99as of 11/04/2026 10:09 PST - Details
View on AmazonPros
+Broadcom NetXtreme BCM5751 chip
+PCIe x1 slot fits most desktop motherboards
+Low profile bracket for small form factor cases
+1 Gbps gigabit network speed
Compared with the 10 Network Cards on this page−1 speed: 5 of the 10 here have a higher speed
How pros and cons are picked (About: Disclaimer)About this product
ULANSeN Network Cards at a glance
10 of the 1,232 Network Cards we list are ULANSeN (1%). Half of them cost less than $30; across all Network Cards, half cost less than $25.
Most listed here: 1 speed (5), PCIe interface (10), RJ45 port type (5).
Compare specs
| network card | Speed | Interface | Port type | Controller | Spec score | Price |
|---|---|---|---|---|---|---|
| 1 | PCIe | Broadcom | n/a | $30.39 as of 11/04/2026 10:08 PST - Details | ||
| 10 | PCIe | RJ45 | Realtek | n/a | $46.54 as of 11/04/2026 03:07 PST - Details | |
| 2.5 | PCIe | RJ45 | Realtek | n/a | $18.99 as of 11/04/2026 10:08 PST - Details | |
| 1 | PCIe | Intel | n/a | $29.99 as of 11/04/2026 10:06 PST - Details | ||
| 5 | PCIe | RJ45 | Realtek | n/a | $29.99 as of 11/04/2026 10:06 PST - Details | |
| 1 | PCIe | Broadcom | n/a | $65.88 as of 11/04/2026 03:07 PST - Details | ||
| 1 | PCIe | SFP+ | Mellanox | n/a | $68.99 as of 11/04/2026 03:07 PST - Details | |
| 2.5 | PCIe | RJ45 | Intel | n/a | $45.99 as of 11/04/2026 03:07 PST - Details | |
| 2.5 | PCIe | RJ45 | Intel | n/a | $23.99 as of 11/04/2026 10:06 PST - Details | |
| 1 | PCIe | Broadcom | n/a | $19.99 as of 11/04/2026 10:09 PST - Details |









