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Network Cards under $300

All Network Cards

11 network cards under $300 from Intel, StarTech.com and Synology. Most cost $211 to $286, and half cost less than $245.

StarTech.comSpec score 7.9

10 Speed, 4 Ports, PCIe, SFP+

+Four SFP+ ports for four 10 Gbps connections
+10 Gbps speed per port
+PCIe x8 interface for high-bandwidth installs
−Occupies a PCIe x8 slot, larger than typical cards
$251.79-50%Was: $506.89
as of 11/04/2026 03:07 PST - Details
StarTech.comSpec score 7.5

10 Speed, 2 Ports, PCIe, RJ45

+Two ports for two separate 10 Gbps Ethernet connections
+10 Gbps speed, well above standard gigabit Ethernet
+PCIe x4 interface for desktop motherboards
−Uses a PCIe x4 slot, which many boards lack
$216.36
as of 11/04/2026 03:08 PST - Details
SynologySpec score 7.3

10 Speed, 1 Ports, M.2, RJ45

+Combines a 10 Gbps RJ45 port with an M.2 slot
+Model E10M20-T1 fits Synology network storage setups
+Provides 10 Gbps speeds over copper Ethernet cabling
$223.99
as of 11/04/2026 03:08 PST - Details
SynologySpec score 7.5

10 Speed, 2 Ports, PCIe, RJ45

+Two RJ45 ports for 10 Gbps Ethernet connections
+PCIe interface for desktop and server expansion slots
+Model E10G30-T2 fits Synology network storage setups
$244.99
as of 11/04/2026 03:08 PST - Details
Hewlett Packard EnterpriseSpec score 7.5

10 Speed, 2 Ports

+Two ports provide redundant or multiple network connections
+Rated at 10 Gb per second per port
+Converged adapter supports combined network and storage traffic
−Requires an available PCIe slot in the host server or workstation
$290.00
as of 11/04/2026 06:05 PST - Details
KnjcsvhghSpec score 7.5

10 Speed, 2 Ports, PCIe, SFP+

+Two SFP+ ports for dual 10 Gbps connections
+PCIe 3.0 x8 interface for high-bandwidth slots
+Intel chip for the network card
−SFP+ ports need compatible transceivers or cables
$269.82
as of 11/04/2026 10:07 PST - Details
Akpzkyywn

10 Speed, PCIe, RJ45, Marvell (Aquantia)

+Uses an RJ45 port for standard copper Ethernet cabling
+PCIe x4 slot fits many motherboards with a 10G connection
+Marvell Aquantia AQC107 chip for 10 Gbps networking
−Requires a PCIe x4 slot or larger
$237.96
as of 11/04/2026 10:07 PST - Details
BfqtxlavkSpec score 7.5

10 Speed, 2 Ports, PCIe, Intel

+Two 10 Gbps network ports for high-speed connections
+Intel chip for network compatibility
+Uses a PCIe x8 slot for server and workstation builds
$211.00
as of 11/04/2026 10:07 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
KnjcsvhghSpec score 7.9

10 Speed, 4 Ports, PCIe, SFP+

+Four SFP+ ports for multiple 10 Gbps connections
+PCIe 3.0 x8 interface for high-bandwidth slots
+Intel chip for the network card
−SFP+ ports need compatible transceivers or cables
$286.47
as of 11/04/2026 09:09 PST - Details
YrwygcgwySpec score 7.5

10 Speed, 2 Ports, PCIe, Intel

+Two 10 Gbps network ports for high-speed connections
+Intel chip for network compatibility
+Uses a PCIe x8 slot for server and workstation builds
$211.00
as of 11/04/2026 10:07 PST - Details

Compare specs

network cardSpeedPortsInterfacePort typeControllerSpec scorePrice
104PCIeSFP+Intel7.9$251.79
as of 11/04/2026 03:07 PST - Details
102PCIeRJ45Marvell (Aquantia)7.5$216.36
as of 11/04/2026 03:08 PST - Details
101M.2RJ457.3$223.99
as of 11/04/2026 03:08 PST - Details
102PCIeRJ457.5$244.99
as of 11/04/2026 03:08 PST - Details
1027.5$290.00
as of 11/04/2026 06:05 PST - Details
102PCIeSFP+Intel7.5$269.82
as of 11/04/2026 10:07 PST - Details
10PCIeRJ45Marvell (Aquantia)n/a$237.96
as of 11/04/2026 10:07 PST - Details
102PCIeIntel7.5$211.00
as of 11/04/2026 10:07 PST - Details
10PCIeRJ45Realtekn/a$259.08
as of 11/04/2026 10:07 PST - Details
104PCIeSFP+Intel7.9$286.47
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.