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Network Cards under $400

All Network Cards

8 network cards under $400. Most cost $325 to $399, and half cost less than $352.

QNAPSpec score 7.5

25 Speed, 2 Ports, PCIe, Intel

+25 Gbps speed per port for high-bandwidth networks
+Two ports for redundant or parallel connections
+Intel chip with FEC for reliable data transfer
−Requires a PCIe x8 slot
$399.00
as of 11/04/2026 03:07 PST - Details
SynologySpec score 7.5

25 Speed, 2 Ports, PCIe, SFP28

+25 speed: only 3 of 20 here have a higher speed
$344.99
as of 11/04/2026 03:08 PST - Details
QNAPSpec score 8.2

10 Speed, 2 Ports, PCIe, Intel

+Two 10 Gbps ports for high-speed wired connections
+Intel chip with SR-IOV support
+Low-profile form factor fits compact builds
−Uses a PCIe x4 interface
$359.00
as of 11/04/2026 03:07 PST - Details
KnjcsvhghSpec score 7.9

1 Speed, 6 Ports, PCIe, Intel

+Six ports for many network connections
+PCIe x4 interface for server use
+Intel I350 chip for gigabit Ethernet
−Only 1 Gbps speed per port
$385.47
as of 11/04/2026 09:09 PST - Details
LpxlqklypSpec score 7.5

40 Speed, 1 Ports, PCIe, QSFP

+40 Gbps speed for high-throughput server links
+Single QSFP+ port
+PCIe 3.0 x8 interface
−Requires QSFP+ transceivers or cables to connect
−Short bracket only fits low-profile slots
$304.84
as of 11/04/2026 09:09 PST - Details
Odlnmoiox

10 Speed, PCIe, RJ45, Intel

+Two RJ45 ports for dual network connections
+Supports 10, 5, 2.5 and 1 Gb speeds
+PCIe 3.0 x4 interface fits smaller slots
−Speed of 10 Gbps is shown only as a maximum
$399.32
as of 11/04/2026 03:09 PST - Details
AkpzkyywnSpec score 7.6

2.5 Speed, 4 Ports, PCIe, RJ45

+Four RJ45 ports in a single card
+PCIe interface for modern desktops and servers
+Realtek RTL8125BG and Intel i226 chipset options
$325.14
as of 11/04/2026 10:07 PST - Details
VogzoneSpec score 8.6

25 Speed, 4 Ports, PCIe, SFP28

+4 ports: only 1 of 14 here have more ports
+SR-IOV: only 2 of 24 here have one
$334.99
as of 11/04/2026 03:08 PST - Details

Compare specs

network cardSpeedPortsSpec scorePrice
2527.5$399.00
as of 11/04/2026 03:07 PST - Details
2527.5$344.99
as of 11/04/2026 03:08 PST - Details
1028.2$359.00
as of 11/04/2026 03:07 PST - Details
167.9$385.47
as of 11/04/2026 09:09 PST - Details
4017.5$304.84
as of 11/04/2026 09:09 PST - Details
10n/a$399.32
as of 11/04/2026 03:09 PST - Details
2.547.6$325.14
as of 11/04/2026 10:07 PST - Details
2548.6$334.99
as of 11/04/2026 03:08 PST - Details

Before you buy

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