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Thunderbolt Network Cards

All Network Cards

2 Thunderbolt network cards from ATTO and Sonnet. Prices run $650 to $999.

All filtersFilters (2)×
Interface: Thunderbolt  ×Port type: SFP28  ×Clear all
BrandSonnet2
Speed101251
InterfaceThunderbolt2
Port typeRJ454SFP282QSFP1SFP1
PriceUnder $7001Under $1,0001$150 & above2$600 & above2
Clear allShow 2 Network Cards
Interface: Thunderbolt  ×Port type: SFP28  ×2 resultsSort byRecommendedSpec scorePrice: low to highPrice: high to low
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, 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

Compare specs

network cardSpeedInterfacePort typeSpec scorePrice
10ThunderboltSFP28n/a$649.99
as of 11/04/2026 06:05 PST - Details
25ThunderboltSFP28n/a$999.99
as of 11/04/2026 06:05 PST - Details

Before you buy

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Popular filters

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