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10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel 82599EN… competes with other Networking products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Networking category for alternatives.

10Gtek

10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel 82599EN Controller, Ethernet LAN Adapter Support Windows Server/Linux/VMware, Compare to Intel X520-DA1(E10G42BTDA)

Name: 10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel 82599EN Controller, Ethernet LAN Adapter Support Windows Server/Linux/VMware
Brand: 10Gtek
SKU: B01LZRSQM9
Price: 44.99 USD
Availability: InStock

By Mike Perry, Hardware Editor · Verified 2026-09-06

Mike Perry has researched PC hardware since 2014, tracking 80+ GPU generations, 50+ retro handheld platforms, and 30+ vintage PC configurations. He synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. View full credentials →

$44.99

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View Current Price on Amazon → Compare to similar networking

*Price sourced from Amazon.com. Price and availability subject to change.

Bottom line: The 10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel 82599EN Controller, Ethernet LAN Adapter Support Windows Server/Linux/VMware, Compare to Intel X520-DA1(E10G42BTDA) is a niche pick — read recent reviews before buying in the networking category, priced around $44.99. Compare close alternatives before committing.

SpecPicks Verdict

SpecPicks scored 10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel… using a rating × review-volume × price-fit model applied to our editorial and benchmark analysis across the networking category. 10Gtek's networking lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Mixed or limited buyer feedback at this price point — focus your evaluation on recent reviews that specifically address build quality and long-term reliability, and shortlist one or two close alternatives before deciding.

Common buyer scenarios for networking of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.

Pros & Cons

Pros

✓ Backed by 10Gtek's warranty and support channels
✓ Ships via Amazon with Prime eligibility and the standard returns policy

Cons

✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified

Key Features

Compatible with Windows Server 2003/ 2008/ 2012, Windows7/8/10*/Visa, Linux, ESX/ESXi*. Storage over Ethernet: iSCSI, FCoE, NFS. (Only by setting up Win10 driver correctly the NIC can work on Win11! See the main picture for more detail of installation.)
Equipped with high quality original Intel 82599EN controller which supports I/O virtualization and make the servers more stable.
Supports 10G, not support 1G/2.5G/5G; Single SFP+ port let you connect to 10 Gigabit SFP+ module/DAC/AOC for meeting the demands of data center environments. PCI-E X8 Lane is suitable for both PCI-E X8 and PCI-E X16 slots.
With profile bracket and additional low profile bracket that makes it easy to install the card in a small form factor/low profile computer case/server.NOT support hot swaping.
What You Get: 10GbE PCI-E X8 Card X520-10G-1S x1, Low-profile Bracket x1, 30 Days Free-returned, 3 Year Warranty and Lifetime Technology Support. PS: Due to the particularity in QNAP/Synology, for QNAP/Synology users, pls contact us before purchase.

Full Specifications

Brand	10Gtek
Color	X520-10G-1S(1xSFP+)
Weight	10g
Unit Count	1 Count
Model Number	8541551539
Compatibility	Linux
Mfr Part Number	X520-DA1(Intel-1pc)
Number of Items	1
Compatible Devices	Server, Desktop
Data Link Protocol	Ethernet
Data Transfer Rate	10 gigabytes_per_second
Hardware Interface	PCIE x 8
EU Spare Part Availability Duration	3 years

Ready to buy?

10Gtek 10Gb PCI-E NIC Network Card, Single SFP+ Port, with Intel 82599EN Controller, Ethernet LAN Adapter Support Windows Server/Linux/VMware, Compare to Intel X520-DA1(E10G42BTDA) is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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*Price sourced from Amazon.com. Price and availability subject to change.