What are the alternatives to the X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop PCs. PCIE…?

X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop PCs. PCIE… competes with other Retro Graphics Cards products on SpecPicks. Use our Compare tool to view specs side-by-side, or browse the full Retro Graphics Cards category for alternatives.

LinksTek

X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop PCs. PCIE x4 Interface to 10Gb/s SFP+ Fiber Port NIC Card for Gaming, Intel 82599 10Gbps Ethernet Controller

Name: X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop PCs. PCIE x4 Interface to 10Gb/s SFP+ Fiber Port NIC Card for Gaming, Intel 82599
Brand: LinksTek
SKU: B0D98J8B2R
Price: 39.99 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-07-22

$39.99

Buy on Amazon — $39.99 Compare to similar retro graphics cards

*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.

Bottom line: The X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop PCs. PCIE x4 Interface to 10Gb/s SFP+ Fiber Port NIC Card for Gaming, Intel 82599 10Gbps Ethernet Controller is a niche pick — read recent reviews before buying in the retro graphics cards category, priced around $39.99. Read recent reviews carefully before committing.

SpecPicks Verdict

SpecPicks classifies X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop… as a niche pick — read recent reviews before buying in the retro graphics cards category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. LinksTek's positioning sits within the broader category mid-tier. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.

Common buyer scenarios for retro graphics cards 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 LinksTek'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

1. This LinksTek X520 DA1 10GbE SFP+ fiber Ethernet adapter delivers stable and unified 10Gb/s LAN and SAN connectivity for data centers, network attached storage (NAS), multi processor servers and desktop PCs. It is ideal for gaming, 4K HD video streaming, internet browsing, high speed storage applications and virtualization.
2. Major Chipset: Intel 82599 10 Gigabit Ethernet Controller; Host Interface: PCIE 2.0, PCIe x4, 20 Gbps bandwidth; Optical Transceiver Data Rate: 10GbE and 1GbE; DAC & AOC Cable Data Rate: 10GbE or 1GbE; Fiber Interface: SFP+; Storage over Ethernet: iSCSI, FCoE, NFS; Network Types: LAN, SAN.
3. Supports Intel Virtualization Technology, including on-chip QoS and traffic management, Flexible Port Partitioning (FPP), Virtual Machine Device Queues (VMDq), and PCI-SIG SR-IOV. Advanced features such as Receive Side Coalescing and Intel Ethernet Flow Director, together with PCIE 2.0 support, help achieve unprecedented 10GbE performance.
4. Compatible systems: Plug and play on Windows Server 2022, 2019, 2016, 2012R2, 2012. Need to install driver on Windows 11, 10, 8.x,7 (32/64bit). Linux driver IXGBE. RHEL 8.0~8.8, 9.0~9.2, 8.9~9.0, 9.3~9.4; SLES 12 SP5, SLES 12 SP4, SLES 15 SP5, SLES 15 SP4 and previous; Ubuntu 22.04, Ubuntu 20.04; Debian 11; Free BSD 13.1~13.2, 12.0~12.3, 14.0~13.3.
5. ATTENTION: 1. PCIE x4 interface, compatible with PCIE x4, x8 and x16 slots. 2. The X520 DA1 must be used with 10GbE SFP+ transceivers with LC cables, or use direct 10GbE DAC cables and AOC cables. 3. The NIC comes with a pre installed full height bracket; A low profile bracket is included in the package.

Full Specifications

Brand	LinksTek
Color	Matte Green
Model Number	X520-DA1
Compatibility	Linux
Built-In Media	Low Profile Bracket
Mfr Part Number	X520-DA1
Number of Items	1
Compatible Devices	Desktop
Data Link Protocol	Ethernet
Data Transfer Rate	10 Gigabits Per Second
Hardware Interface	PCI Express x4
Warranty Description	one year warranty.
Item Dimensions L x W x H	4.53"L x 0.73"W x 4.72"H

Ready to buy?

X520-DA1 10Gb/s SFP+ Fiber Port Ethernet Adapter for NAS & Desktop PCs. PCIE x4 Interface to 10Gb/s SFP+ Fiber Port NIC Card for Gaming, Intel 82599 10Gbps Ethernet Controller 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.

Check price on Amazon →

*Price sourced from Amazon.com. Last updated 2026-07-22. Price and availability subject to change.