LenovoSpec score 8.7
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 score8.7
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 22 Network Cards on this page+4 ports: the most ports of the 22 here
+25 speed: the highest speed of the 33 here
How pros and cons are picked (About: Disclaimer) QNAPSpec score 8.3
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 score8.3
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
SynologySpec score 8.3
25 Speed, 2 Ports, PCIe, SFP28
+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
$344.99
as of 11/04/2026 03:08 PST - DetailsProduct details
About this product
10GtekSpec score 9.1
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 score9.1
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
+SR-IOV: only 9 of 33 here have one
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 8.3
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 score8.3
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
GenericSpec score 8.3
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 score8.3
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
How pros and cons are picked (About: Disclaimer) About this product
LinksTekSpec score 9.5
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 score9.5
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+SR-IOV: only 9 of 33 here have one
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.
FebSmartSpec score 9.1
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 score9.1
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
+SR-IOV: only 9 of 33 here have one
How pros and cons are picked (About: Disclaimer) About this product
FebSmartSpec score 9.1
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 score9.1
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
+SR-IOV: only 9 of 33 here have one
How pros and cons are picked (About: Disclaimer) About this product
LenovoSpec score 8.7
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 8.3
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 score8.3
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
How pros and cons are picked (About: Disclaimer) About this product
MellanoxSpec score 8.3
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 score8.3
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
How pros and cons are picked (About: Disclaimer) 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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
How pros and cons are picked (About: Disclaimer) About this product
GlotrendsSpec score 9.5
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 score9.5
Pros+Two 25 gigabit SFP28 ports
+Broadcom BCM57414 chip
+Supports RDMA RoCE
+Low-profile form factor for compact builds
Compared with the 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+SR-IOV: only 9 of 33 here have one
How pros and cons are picked (About: Disclaimer) About this product
LR-LINKSpec score 9.1
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 score9.1
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
+SR-IOV: only 9 of 33 here have one
How pros and cons are picked (About: Disclaimer) About this product
EuqvosSpec score 9.1
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 score9.1
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 here have more ports
+SR-IOV: only 9 of 33 here have one
How pros and cons are picked (About: Disclaimer) About this product
OdlnmoioxSpec score 8.3
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 score8.3
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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
+2 ports: only 3 of 22 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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
How pros and cons are picked (About: Disclaimer) 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 22 Network Cards on this page+25 speed: the highest speed of the 33 here
How pros and cons are picked (About: Disclaimer) About this product
VogzoneSpec score 9.5
25 Speed, 4 Ports, PCIe, SFP28
+4 ports: the most ports of the 22 here
+25 speed: the highest speed of the 33 here
$334.99
as of 11/04/2026 03:08 PST - DetailsProduct details
About this product
Lenovo - 4XC7A80267 - Lenovo ThinkSystem Intel E810-DA4 10/25GbE SFP28 4-Port PCIe Ethernet Adapter - PCI Express 4.0
