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Sonnet Network Cards

All Network Cards

7 Sonnet network cards. Most cost $110 to $649, and half cost less than $350.

All filtersFilters (1)×
Brand: Sonnet  ×Clear all
BrandSonnet7Intel40TP-Link32UGREEN19Wisoqu19BrosTrend15Renkforce15StarTech.com13Hewlett Packard Enterprise12
Speed10425211
InterfacePCIe4Thunderbolt2
Port typeRJ454SFP283
PriceUnder $501Under $1501Under $2002Under $2501Under $4001Under $6001Under $7001Under $1,0001
Show all 12$100 & above6$300 & above4$600 & above2$900 & above1
Clear allShow 7 Network Cards
Brand: Sonnet  ×7 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
Sonnet

10 Speed, RJ45

+10GbE RJ45 port for fast wired networking
+Two M.2 NVMe slots for storage expansion
+Dual USB-C ports included
−Uses a PCIe slot in the computer
$349.99
as of 11/04/2026 03:07 PST - Details
Sonnet

1 Speed, PCIe, RJ45

+2.5Gb RJ45 Ethernet on a single port
+Uses existing Cat 5e cabling
+Low-profile form factor fits small cases
−Requires a PCIe slot in the computer
$29.99
as of 11/04/2026 03:08 PST - Details
Sonnet

10 Speed, PCIe, RJ45

+Two 10GbE RJ45 ports on one card
+Supports link aggregation
+Low-profile form factor fits small cases
−Requires a PCIe slot in the computer
$199.99
as of 11/04/2026 03:07 PST - Details
Sonnet

10 Speed, Thunderbolt, SFP28

+Two 10GbE optical ports for fiber networking
+Connects through Thunderbolt
+Includes two short-range optical transceivers
−Limited to short-range optical connections
$649.99
as of 11/04/2026 06:05 PST - Details
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 - Details
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 - Details
Sonnet

10 Speed, 1 Ports, PCIe, RJ45

+Single RJ45 port for 10 Gigabit Ethernet connections
+Installs in a PCIe slot for desktop connectivity
+Thunderbolt compatible for use with Thunderbolt systems
$109.99
as of 11/04/2026 03:07 PST - Details

Sonnet Network Cards at a glance

7 of the 1,232 Network Cards we list are Sonnet (1%). Half of them cost less than $350; across all Network Cards, half cost less than $25.

Most listed here: 10 speed (4), PCIe interface (4), RJ45 port type (4).

BrandNetwork CardsHalf cost less than
Intel40$64
TP-Link32$31
UGREEN19$19
Wisoqu19$6
Sonnet7$350

Counts and prices are this site's own listings; prices are the ones shown on the cards.

Compare specs

network cardSpeedInterfacePort typeSpec scorePrice
10RJ45n/a$349.99
as of 11/04/2026 03:07 PST - Details
1PCIeRJ45n/a$29.99
as of 11/04/2026 03:08 PST - Details
10PCIeRJ45n/a$199.99
as of 11/04/2026 03:07 PST - Details
10ThunderboltSFP28n/a$649.99
as of 11/04/2026 06:05 PST - Details
25PCIeSFP28n/a$599.99
as of 11/04/2026 03:08 PST - Details
25ThunderboltSFP28n/a$999.99
as of 11/04/2026 06:05 PST - Details
10PCIeRJ45n/a$109.99
as of 11/04/2026 03:07 PST - Details

Before you buy

Other network card brands

Intel Network Cards40TP-Link Network Cards32UGREEN Network Cards19Wisoqu Network Cards19BrosTrend Network Cards15Renkforce Network Cards15StarTech.com Network Cards13Hewlett Packard Enterprise Network Cards12

All Network Cards: popular filters

Network Cards under $100804Network Cards under $75762Network Cards under $50707Network Cards under $25546USB Network Cards473RJ45 Network Cards473PCIe Network Cards320Network Cards with Intel Controllers207

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