2 Port 10G SFP+ PCIe Network Adapter - Intel X520 Performance

In this review the 2 Port 10G SFP+ PCIe Network Adapter is evaluated as a practical upgrade for users needing reliable 10GbE connectivity. The card's single biggest selling point is its use of the Intel X520 82599 chipset, which delivers stable 10G and backward compatible 1G operation across two SFP+ ports. For network professionals, home lab builders, and NAS owners who want low-latency, hardware-level networking without vendor lock, this adapter offers a clean, driver-supported path to higher throughput while remaining compatible with common operating systems.

Key Features

• Dual 10GbE ports: Two SFP+ slots let the adapter support 10G connections for high-bandwidth links and also accept 1G modules or DACs for flexible deployments.
• Intel chipset: The Intel X520 82599 controller provides proven stability and broad driver support for Windows, Linux, FreeBSD and VMware ESX.
• PCIe compatibility: Uses a PCIe x8 interface and fits in x8 or x16 slots, making it easy to install in many desktops, servers and workstations.
• Bracket options: Ships with both a standard and a low profile bracket so it can be mounted in full-height or compact chassis.
• Security and virtualization: Supports Intel virtualization features and LinkSec/IPSEC capabilities for secure, virtualized network environments.
• Driver availability: Drivers and manuals are freely available from Binardat or the Intel site so setup and updates are straightforward.

Who It's For

The adapter is best for IT enthusiasts, small datacenter racks, and NAS users who need to add 10G links without replacing existing hardware. It fits well where reliability and compatibility matter, for example connecting switches, storage arrays, or building a pfsense or Linux router with full hardware offload.

It is less suitable for users who cannot install a PCIe card, those needing copper RJ45 10G natively, or buyers expecting included SFP+ modules or DAC cables, since the card ships without modules by default and requires the appropriate SFP+ transceivers or cables to complete a link.

Pros & Cons

Pros

• Solid Intel X520 82599 chipset gives consistent performance and wide OS support.
• Two open SFP+ ports allow flexible 10G or 1G connections using SR, LR or DAC options.
• Includes both full-height and low profile brackets for varied chassis installations.

Cons

• Ships without SFP+ modules or cables, so extra purchases are required to enable links.
• Some users report mixed behavior with port enumeration in particular setups, which may require configuration attention.

Specifications

Brand	Binardat
Controller	Intel X520 82599
Ports	2 x SFP+ slots (open)
Speeds	10G/1G/100/10Mbps compatible
Interface	PCIe x8 (PCIe 2.0 bus), fits x8 or x16 slots
Bracket	Standard and low profile included
OS Support	Windows 7/8/10, Server 2003/2008, Linux, FreeBSD, VMware ESX

Our Verdict

The Binardat 2 Port 10G SFP+ PCIe Network Adapter is a cost-effective way to add dependable 10GbE to desktops, servers, and NAS boxes where PCIe installation is possible. With the Intel X520 chipset and flexible bracket options, it delivers strong compatibility and performance; just budget for SFP+ modules or DACs and expect to verify port ordering in complex setups.

Frequently Asked Questions

Does the card include SFP+ transceivers?
The adapter ships without SFP+ modules or DAC cables by default, so you must purchase the appropriate SR, LR or direct-attach cable separately.

Which operating systems are supported?
Drivers are available for Windows 7/8/10, Server 2003/2008, Linux, FreeBSD and VMware ESX and can be downloaded from Binardat or Intel resources.

Can I use this in a small form factor PC?
Yes, the card includes a low profile bracket for compact chassis but requires an available PCIe x8 or x16 slot; it is not compatible with legacy PCI slots.