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Network Cards under $300

All Network Cards

4 network cards under $300 from Intel, StarTech.com and Synology. Prices run $249 to $295.

FebSmartSpec score 9.1

100 Speed, 2 Ports, PCIe, QSFP

+Two 100 Gbps QSFP28 fiber ports
+PCIe x16 interface for high bandwidth
+SR-IOV support for virtualization
−Requires a PCIe x16 slot
$295.99
as of 11/04/2026 03:07 PST - Details
Lpxlqklyp

50 Speed, Mellanox

+50 Gbps speed for high-bandwidth networking
+Mellanox chip for 50 Gbps Ethernet connections
+Short and long bracket versions for different cases
$289.07
as of 11/04/2026 09:09 PST - Details
Odlnmoiox

2 Ports, PCIe, SFP+, Mellanox

+Two SFP+ ports for network connections
+Mellanox ConnectX-3 chip
+Installs in a PCIe slot
$248.78
as of 11/04/2026 03:07 PST - Details
Lpxlqklyp

25 Speed, PCIe, Mellanox

+25 Gb Ethernet speed for fast wired networking
+PCIe 3.0 interface for desktop or server slots
+Mellanox ConnectX-4 chipset for high-speed networking
$249.90
as of 11/04/2026 09:09 PST - Details

Compare specs

network cardSpeedPortsInterfacePort typeControllerSpec scorePrice
1002PCIeQSFPMellanox9.1$295.99
as of 11/04/2026 03:07 PST - Details
50Mellanoxn/a$289.07
as of 11/04/2026 09:09 PST - Details
2PCIeSFP+Mellanoxn/a$248.78
as of 11/04/2026 03:07 PST - Details
25PCIeMellanoxn/a$249.90
as of 11/04/2026 09:09 PST - Details

Before you buy

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