LenovoSpec score 7.5
25 Speed, 4 Ports, PCIe, SFP28
+Four SFP28 ports in one card
+Supports 25 Gbps speeds per port
+PCI Express 4.0 interface with x16 lanes
−Requires a PCIe slot in a compatible server
$4,465.00
as of 11/04/2026 10:07 PST - DetailsProduct details
Spec score7.5
Pros+Four SFP28 ports in one card
+Supports 25 Gbps speeds per port
+PCI Express 4.0 interface with x16 lanes
Cons−Requires a PCIe slot in a compatible server
Compared with the 31 Network Cards on this page+4 ports: only 4 of 215 here have more ports
+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) QNAPSpec score 7.3
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 - DetailsProduct details
Spec score7.3
Pros+25 Gbps speed per port for high-bandwidth networks
+Two ports for redundant or parallel connections
+Intel chip with FEC for reliable data transfer
+Low-profile design fits compact chassis
Cons−Requires a PCIe x8 slot
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
10GtekSpec score 8.1
25 Speed, 2 Ports, PCIe, SFP28
+Two 25 Gbps SFP28 ports
+PCIe 4.0 x8 interface
+Intel E810 controller
−Uses a full x8 PCIe slot
−SFP28 ports need compatible modules or cables
$194.99
as of 11/04/2026 03:06 PST - DetailsProduct details
Spec score8.1
Pros+Two 25 Gbps SFP28 ports
+PCIe 4.0 x8 interface
+Intel E810 controller
+SR-IOV support for virtualization
+Low-profile bracket option for small cases
Cons−Uses a full x8 PCIe slot
−SFP28 ports need compatible modules or cables
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 7.3
25 Speed, 2 Ports
+Two SFP28 ports for dual network connections
+Supports 25 Gbps speed for high-throughput networking
+Suited to server and data center network setups
−Requires SFP28 transceivers or cables, which are not included
$951.00
as of 11/04/2026 06:05 PST - DetailsProduct details
Spec score7.3
Pros+Two SFP28 ports for dual network connections
+Supports 25 Gbps speed for high-throughput networking
+Suited to server and data center network setups
Cons−Requires SFP28 transceivers or cables, which are not included
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 7.3
25 Speed, 2 Ports, Intel
+Dual-port design for two network connections
+Supports 25 GbE speed for high-throughput networking
+Built on an Intel chip for network connectivity
−Dual 25 GbE ports need compatible switch or transceivers for use
$425.00
as of 11/04/2026 06:05 PST - DetailsProduct details
Spec score7.3
Pros+Dual-port design for two network connections
+Supports 25 GbE speed for high-throughput networking
+Built on an Intel chip for network connectivity
Cons−Dual 25 GbE ports need compatible switch or transceivers for use
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 7.3
25 Speed, 2 Ports, PCIe, Mellanox
+25 Gbps speed on each of two ports
+PCIe 3.0 x8 interface for high bandwidth
+Mellanox chip for high-speed networking
−Needs a PCIe x8 slot for full bandwidth
$88.00
as of 11/04/2026 03:07 PST - DetailsProduct details
Spec score7.3
Pros+25 Gbps speed on each of two ports
+PCIe 3.0 x8 interface for high bandwidth
+Mellanox chip for high-speed networking
Cons−Needs a PCIe x8 slot for full bandwidth
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 7.3
25 Speed, 2 Ports, PCIe, SFP+
+Two SFP+ ports for 25GbE connections
+Mellanox chipset for high-speed networking
+PCIe interface for server and workstation use
−Requires SFP+ transceivers or cables, not included in data
$94.88
as of 11/04/2026 03:08 PST - DetailsProduct details
Spec score7.3
Pros+Two SFP+ ports for 25GbE connections
+Mellanox chipset for high-speed networking
+PCIe interface for server and workstation use
Cons−Requires SFP+ transceivers or cables, not included in data
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
Sonnet
25 Speed, PCIe, SFP28
+Two 25GbE optical ports on one card
+Includes two 25GBASE-SR optical transceivers
+Low-profile form factor fits small cases
−Uses short-range optical transceivers only
$599.99
as of 11/04/2026 03:08 PST - DetailsProduct details
Pros+Two 25GbE optical ports on one card
+Includes two 25GBASE-SR optical transceivers
+Low-profile form factor fits small cases
+Works with Mac, Windows and Linux
Cons−Uses short-range optical transceivers only
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
FebSmartSpec score 8.1
25 Speed, 2 Ports, PCIe, SFP28
+Two 25 Gbps SFP28 optical ports
+PCIe x8 interface for high bandwidth
+SR-IOV support for virtualization
−Requires a PCIe x8 slot
$75.99
as of 11/04/2026 03:08 PST - DetailsProduct details
Spec score8.1
Pros+Two 25 Gbps SFP28 optical ports
+PCIe x8 interface for high bandwidth
+SR-IOV support for virtualization
Cons−Requires a PCIe x8 slot
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
FebSmartSpec score 8.1
25 Speed, 2 Ports, PCIe, SFP28
+Two 25 Gbps SFP28 optical ports
+PCIe x8 interface for high bandwidth
+SR-IOV support for virtualization
−Requires a PCIe x8 slot
$78.99
as of 11/04/2026 03:08 PST - DetailsProduct details
Spec score8.1
Pros+Two 25 Gbps SFP28 optical ports
+PCIe x8 interface for high bandwidth
+SR-IOV support for virtualization
Cons−Requires a PCIe x8 slot
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
LenovoSpec score 7.5
25 Speed, 4 Ports, PCIe, SFP28
+Four SFP28 ports in one card
+Supports 25 Gbps speeds per port
+PCI Express 4.0 interface
−Requires a PCIe slot in a compatible server
$1,425.96
as of 11/04/2026 06:05 PST - DetailsLemspumSpec score 7.3
25 Speed, 2 Ports, PCIe, SFP28
+25 Gbps speed for demanding network workloads
+Dual SFP28 ports for two high-speed connections
+Mellanox ConnectX-4 Lx chipset
−Requires a PCIe slot in the host system
$65.99
as of 11/04/2026 03:06 PST - DetailsProduct details
Spec score7.3
Pros+25 Gbps speed for demanding network workloads
+Dual SFP28 ports for two high-speed connections
+Mellanox ConnectX-4 Lx chipset
+PCIe x8/x16 slot connection
Cons−Requires a PCIe slot in the host system
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
MellanoxSpec score 7.3
25 Speed, 2 Ports, PCIe, SFP28
+Dual SFP28 ports for two 25 Gbps connections
+PCIe 3.0 x8 interface for high-bandwidth slots
+Mellanox chip for 25 Gbps Ethernet connections
−Tall bracket may not fit low-profile cases
$109.00
as of 11/04/2026 03:06 PST - DetailsProduct details
Spec score7.3
Pros+Dual SFP28 ports for two 25 Gbps connections
+PCIe 3.0 x8 interface for high-bandwidth slots
+Mellanox chip for 25 Gbps Ethernet connections
Cons−Tall bracket may not fit low-profile cases
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) GenericSpec score 7.3
25 Speed, 2 Ports
+Two SFP28 ports for dual network connections
+Supports 25 Gbps speed for high-throughput networking
+Suited to server and data center network setups
−Requires SFP28 transceivers or cables, which are not included
$1,062.00
as of 11/04/2026 06:05 PST - DetailsProduct details
Spec score7.3
Pros+Two SFP28 ports for dual network connections
+Supports 25 Gbps speed for high-throughput networking
+Suited to server and data center network setups
Cons−Requires SFP28 transceivers or cables, which are not included
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
Sonnet
25 Speed, Thunderbolt, SFP28
+Connects over Thunderbolt for external use
+Two SFP28 ports for 25 Gbps speeds
+Fast 25 Gbps link speed
−Requires SFP28 optical transceivers for connection
$999.99
as of 11/04/2026 06:05 PST - DetailsProduct details
Pros+Connects over Thunderbolt for external use
+Two SFP28 ports for 25 Gbps speeds
+Fast 25 Gbps link speed
Cons−Requires SFP28 optical transceivers for connection
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
LinksTekSpec score 8.3
25 Speed, PCIe, SFP28, Mellanox
+Dual 25 Gbps SFP28 fiber ports
+PCIe x8 interface for high-bandwidth server use
+SR-IOV support for virtualization
−Requires SFP28 transceivers or fiber cabling
No price recorded yet.
Product details
Spec score8.3
Pros+Dual 25 Gbps SFP28 fiber ports
+PCIe x8 interface for high-bandwidth server use
+SR-IOV support for virtualization
+RDMA capable for storage workloads
Cons−Requires SFP28 transceivers or fiber cabling
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
Broadcom
25 Speed, PCIe, SFP28, Broadcom
+Four SFP28 ports in one card
+25 Gbps port speed
+Uses a x16 PCIe lane connection
−Requires SFP28 modules for connections, which are sold separately
No price recorded yet.
Mellanox
25 Speed, PCIe, Mellanox
+Mellanox ConnectX-6 Lx chip for Ethernet networking
+Rated at 25 gigabit speed per connection
+Uses a PCIe x8 interface for server and desktop slots
−Requires a free PCIe x8 slot in the computer
No price recorded yet.
Product details
Pros+Mellanox ConnectX-6 Lx chip for Ethernet networking
+Rated at 25 gigabit speed per connection
+Uses a PCIe x8 interface for server and desktop slots
+Crypto functions are disabled on this version
Cons−Requires a free PCIe x8 slot in the computer
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
GlotrendsSpec score 8.3
25 Speed, PCIe, SFP28, Broadcom
+Two 25 gigabit SFP28 ports
+Broadcom BCM57414 chip
+Supports RDMA RoCE
$115.00
as of 11/04/2026 03:07 PST - DetailsProduct details
Spec score8.3
Pros+Two 25 gigabit SFP28 ports
+Broadcom BCM57414 chip
+Supports RDMA RoCE
+Low-profile form factor for compact builds
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
LR-LINKSpec score 8.1
25 Speed, 2 Ports, PCIe, SFP28
+25 Gbps speed for high-bandwidth networking
+Two SFP28 ports for fiber or copper links
+PCIe 3.0 x8 interface for server slots
$78.90
as of 11/04/2026 03:07 PST - DetailsProduct details
Spec score8.1
Pros+25 Gbps speed for high-bandwidth networking
+Two SFP28 ports for fiber or copper links
+PCIe 3.0 x8 interface for server slots
+SR-IOV support for virtualization workloads
+Mellanox ConnectX-4 Lx chipset
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
EuqvosSpec score 8.1
25 Speed, 2 Ports, PCIe, SFP28
+Delivers 25Gb Ethernet speeds
+Two SFP28 ports for dual connections
+Uses a PCIe 3.0 x8 interface
$89.99
as of 11/04/2026 03:07 PST - DetailsProduct details
Spec score8.1
Pros+Delivers 25Gb Ethernet speeds
+Two SFP28 ports for dual connections
+Uses a PCIe 3.0 x8 interface
+Supports SR-IOV virtualization
+Low-profile form factor fits compact builds
Compared with the 31 Network Cards on this page+SR-IOV: only 28 of 1232 here have one
+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
OdlnmoioxSpec score 7.3
25 Speed, 2 Ports, PCIe, SFP28
+25 Gbps speed for high-bandwidth networking
+Two SFP28 ports for fiber or copper links
+PCIe 4.0 x8 interface for newer servers
$650.64
as of 11/04/2026 03:07 PST - DetailsProduct details
Spec score7.3
Pros+25 Gbps speed for high-bandwidth networking
+Two SFP28 ports for fiber or copper links
+PCIe 4.0 x8 interface for newer servers
+Mellanox ConnectX-6 Lx chipset
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
DellSpec score 7.3
25 Speed, 2 Ports, SFP28
+Two ports for dual network connections
+25 Gbps speed for high-throughput networking
+SFP28 ports support fiber and direct-attach links
$544.00
as of 11/04/2026 06:05 PST - DetailsProduct details
Spec score7.3
Pros+Two ports for dual network connections
+25 Gbps speed for high-throughput networking
+SFP28 ports support fiber and direct-attach links
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 7.3
25 Speed, 2 Ports, SFP28
+Two ports for dual network connections
+SFP28 ports support 25 Gbps connections
+25 Gbps speed, faster than standard 10 Gbps cards
$1,137.00
as of 11/04/2026 06:05 PST - DetailsProduct details
Spec score7.3
Pros+Two ports for dual network connections
+SFP28 ports support 25 Gbps connections
+25 Gbps speed, faster than standard 10 Gbps cards
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
SynologySpec score 7.3
25 Speed, 2 Ports
+Two ports provide 25GbE connectivity
+Dual ports allow redundant or parallel high-speed links
+Supports 25 Gigabit Ethernet for demanding network workloads
$449.58
as of 11/04/2026 06:05 PST - DetailsProduct details
Spec score7.3
Pros+Two ports provide 25GbE connectivity
+Dual ports allow redundant or parallel high-speed links
+Supports 25 Gigabit Ethernet for demanding network workloads
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
+2 ports: only 39 of 215 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
Lpxlqklyp
25 Speed, PCIe, Mellanox
+Rated at 25 Gbps for high-speed networking
+Uses a PCIe bus for installation in a desktop or server
+Built on a Mellanox chipset
$182.91
as of 11/04/2026 09:09 PST - DetailsProduct details
Pros+Rated at 25 Gbps for high-speed networking
+Uses a PCIe bus for installation in a desktop or server
+Built on a Mellanox chipset
+Supports SFP port connections for fiber or direct-attach links
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
Generic
25 Speed, Mellanox
+Mellanox NIC chip
+25 Gb speed for high-throughput links
+Supports 10 and 25 Gigabit Ethernet
$538.64
as of 11/04/2026 06:05 PST - DetailsProduct details
Pros+Mellanox NIC chip
+25 Gb speed for high-throughput links
+Supports 10 and 25 Gigabit Ethernet
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
Generic
25 Speed, Mellanox
+Mellanox NIC chip
+25 Gb speed for high-throughput links
+ConnectX-4 Lx model supports 10 and 25 Gigabit Ethernet
$323.89
as of 11/04/2026 06:05 PST - DetailsProduct details
Pros+Mellanox NIC chip
+25 Gb speed for high-throughput links
+ConnectX-4 Lx model supports 10 and 25 Gigabit Ethernet
Compared with the 31 Network Cards on this page+25 speed: only 48 of 628 here have a higher speed
How pros and cons are picked (About: Disclaimer) About this product
Lenovo - 4XC7A80267 - Lenovo ThinkSystem Intel E810-DA4 10/25GbE SFP28 4-Port PCIe Ethernet Adapter - PCI Express 4.0
