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 - DetailsStarTech.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 - DetailsProduct details
Spec score7.5
Pros+Two ports for two separate 10 Gbps Ethernet connections
+10 Gbps speed, well above standard gigabit Ethernet
+PCIe x4 interface for desktop motherboards
+Low-profile bracket for compact small form factor builds
+Aquantia-based Marvell chip with 10GBASE-T and NBASE-T support
Cons−Uses a PCIe x4 slot, which many boards lack
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
About this product
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 - DetailsProduct details
Spec score7.3
Pros+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
Compared with the 24 Network Cards on this page−1 ports: 16 of the 18 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
Intel
PCIe, SFP28, Intel
+Two SFP28 ports for fiber or high-speed connections
+Uses a PCIe bus interface for internal installation
+Built on an Intel network chip
$257.99
as of 11/04/2026 03:07 PST - DetailsProduct details
About this product
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 - DetailsProduct details
Spec score9.1
Pros+Two 100 Gbps QSFP28 fiber ports
+PCIe x16 interface for high bandwidth
+SR-IOV support for virtualization
Cons−Requires a PCIe x16 slot
Compared with the 24 Network Cards on this page+100 speed: the highest speed of the 21 here
+SR-IOV: only 2 of 24 here have one
How pros and cons are picked (About: Disclaimer) About this product
AkpzkyywnSpec score 7.9
1 Speed, 4 Ports, PCIe, Intel
+Four Ethernet ports on one card
+PCIe x4 interface for higher bandwidth
+1 Gbps speed per port
−Requires a PCIe x4 or larger slot
$283.44
as of 11/04/2026 10:07 PST - DetailsProduct details
Spec score7.9
Pros+Four Ethernet ports on one card
+PCIe x4 interface for higher bandwidth
+1 Gbps speed per port
Cons−Requires a PCIe x4 or larger slot
Compared with the 24 Network Cards on this page+4 ports: the most ports of the 18 here
−1 speed: 17 of the 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
LpxlqklypSpec score 7.8
40 Speed, 2 Ports, PCI, QSFP
+40 Gbps speed for high-throughput server links
+Two QSFP+ ports for dual connections
+Intel XL710 chipset
−Requires QSFP+ transceivers or cables to connect
$253.09
as of 11/04/2026 09:09 PST - DetailsProduct details
Spec score7.8
Pros+40 Gbps speed for high-throughput server links
+Two QSFP+ ports for dual connections
+Intel XL710 chipset
Cons−Requires QSFP+ transceivers or cables to connect
Compared with the 24 Network Cards on this page+40 speed: only 3 of 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
Spec score7.5
Pros+Two ports provide redundant or multiple network connections
+Rated at 10 Gb per second per port
+Converged adapter supports combined network and storage traffic
Cons−Requires an available PCIe slot in the host server or workstation
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
About this product
KnjcsvhghSpec score 7.4
1 Speed, 2 Ports, PCIe, RJ45
+Dual Gigabit RJ45 ports for wired network connections
+Uses Intel I350AM2 chip
+Fits PCIe x1 slots
−Supports PoE, which requires PoE-compatible equipment
$214.47
as of 11/04/2026 09:09 PST - DetailsProduct details
Spec score7.4
Pros+Dual Gigabit RJ45 ports for wired network connections
+Uses Intel I350AM2 chip
+Fits PCIe x1 slots
Cons−Supports PoE, which requires PoE-compatible equipment
Compared with the 24 Network Cards on this page−1 speed: 17 of the 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
Spec score7.9
Pros+Four SFP+ ports for multiple 10 Gbps connections
+PCIe 3.0 x8 interface for high-bandwidth slots
+Intel chip for the network card
Cons−SFP+ ports need compatible transceivers or cables
Compared with the 24 Network Cards on this page+4 ports: the most ports of the 18 here
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
Pros+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
Cons−Requires a PCIe x4 slot or larger
How pros and cons are picked (About: Disclaimer) About this product
Akpzkyywn
1 Ports, PCIe, SFP, Intel
+Single SFP port for fiber network connections
+PCIe interface fits desktop computer expansion slots
+Intel chip for network connectivity
−Requires an SFP module to connect
$287.52
as of 11/04/2026 10:07 PST - DetailsProduct details
Pros+Single SFP port for fiber network connections
+PCIe interface fits desktop computer expansion slots
+Intel chip for network connectivity
+Single port card for one network link
Cons−Requires an SFP module to connect
Compared with the 24 Network Cards on this page−1 ports: 16 of the 18 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
AkpzkyywnSpec score 7.9
1 Speed, 4 Ports, PCIe, RJ45
+Four RJ45 ports in a single card
+Intel 82576 chipset
+PCIe x1 interface fits smaller expansion slots
$275.20
as of 11/04/2026 10:07 PST - DetailsProduct details
Spec score7.9
Pros+Four RJ45 ports in a single card
+Intel 82576 chipset
+PCIe x1 interface fits smaller expansion slots
Compared with the 24 Network Cards on this page+4 ports: the most ports of the 18 here
−1 speed: 17 of the 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
About this product
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 - DetailsProduct details
About this product
AkpzkyywnSpec score 7.5
2.5 Speed, 2 Ports, PCIe, RJ45
+2.5 Gbps speed on each RJ45 port
+Two RJ45 ports for two connections
+PCI Express interface with Intel I226 chip
$210.14
as of 11/04/2026 10:07 PST - DetailsProduct details
Spec score7.5
Pros+2.5 Gbps speed on each RJ45 port
+Two RJ45 ports for two connections
+PCI Express interface with Intel I226 chip
Compared with the 24 Network Cards on this page−2.5 speed: 16 of the 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
About this product
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 - DetailsProduct details
Pros+50 Gbps speed for high-bandwidth networking
+Mellanox chip for 50 Gbps Ethernet connections
+Short and long bracket versions for different cases
Compared with the 24 Network Cards on this page+50 speed: only 2 of 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
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 - DetailsProduct details
About this product
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 - DetailsProduct details
Pros+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
Compared with the 24 Network Cards on this page+25 speed: only 4 of 21 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
Akpzkyywn
1 Speed, Intel
+Built on an Intel network controller chip
+Supports 1 Gbps gigabit network speed
$217.78
as of 11/04/2026 10:07 PST - DetailsProduct details
About this product
GlotrendsSpec score 9.5
100 Speed, 4 Ports, PCIe, SFP28
+4 ports: the most ports of the 18 here
+100 speed: the highest speed of the 21 here
$299.00
as of 11/04/2026 03:07 PST - DetailsProduct details
About this product
