Dual-Port PCIe Card

Dual-Port PCIe cards are expansion adapters that add two external or internal interfaces to a computer via a PCI Express slot. These cards are used to expand network connectivity, attach additional storage controllers, or provide redundant I/O channels in workstations and servers. They are chosen where extra ports, higher throughput, or separation of traffic streams are required without replacing the motherboard. Models vary by interface type, supported protocols and performance class to suit tasks from basic networking to high-speed storage access.

Use cases of Dual-Port PCIe Card

Common applications include:

• Adding two Ethernet ports to a desktop or server for increased network bandwidth or segmentation.
• Connecting multiple NVMe or SAS drives via a RAID or HBA controller that exposes two host ports.
• Providing redundant network or storage paths for fault tolerance in small servers and NAS devices.
• Offloading host CPU by using cards with built-in controllers for storage or advanced networking features.

Types of Dual-Port PCIe Card

Available types typically include:

• Ethernet NICs: dual-port 1GbE, 10GbE, 25GbE or higher network interface cards for servers and workstations.
• Storage controllers: dual-port SAS/SATA or NVMe adapters for connecting external enclosures or expanding internal storage.
• Fibre Channel and iSCSI host bus adapters offering two ports for SAN connectivity.
• Specialty I/O cards: dual-port USB, Thunderbolt or serial adapters for specific peripheral connectivity.

Key features to consider

When comparing cards, check these attributes:

• Interface and protocol compatibility (PCIe lane width and generation, Ethernet speed, SAS/NVMe standards).
• Port type and connector (RJ45, SFP+/SFP28, U.2, mini-SAS or other physical connectors).
• Supported features such as offload engines, virtualization support, RAID levels, and driver availability for your OS.
• Performance metrics: throughput, IOPS for storage adapters, and latency specifications for network cards.
• Power consumption, form factor (low-profile vs full-height) and cooling requirements.

How to choose Dual-Port PCIe Card

Follow these steps to select an appropriate card:

• Identify the primary purpose: networking, storage expansion, or specialized I/O.
• Verify motherboard compatibility: available PCIe slot type, lane count and physical space for the card.
• Match protocol and connector types to your existing equipment (switches, drives, enclosures).
• Check operating system and driver support for the card model and vendor.
• Consider future needs: choose a higher-performance interface if you plan to upgrade network or storage systems.
• Compare warranty, support options and measured performance benchmarks where available.

Which network cards are the most popular and affordable in 2026?

The full list of popular models at affordable prices is available on this page. In 2026, the following models show high demand and an excellent price-to-quality ratio:

• TP-Link TF-3200 10/100Mbps PCI Network Adapter for 3.99€
• Wireless Bluetooth adapter Riff RF-BT-5.0 — Bluetooth 5.0 USB for smartphones, tablets, laptops for 3.99€
• REPOTEC RP-3200R network card Internal Ethernet 1000 Mbit/s for 4.49€
• D-Link DGE-528T Internal PCI Ethernet Network Card, 2000 Mbit/s for 4.99€
• USB Bluetooth adapter SAVIO BT-040 — wireless interface, up to 50 m, black for 5.49€

Why is it worth buying network cards at AiO.lv?

At the AiO.lv online store, you can place an order at a great price with delivery across Latvia — to Riga, Daugavpils, Liepaja, Jurmala, Ventspils, and other cities, as well as throughout Europe. We offer products from leading manufacturers: allied telesis, APC, BenQ, Cisco, D-Link, Dell, Epson, FUJITSU, HAMA, HP, IBM, INTEL, Lenovo, Logitech, Netgear, NVIDIA, PLANET, RAIDSONIC, SANDBERG, SHUTTLE. When you shop with us, you get:

• official warranty and guaranteed quality;
• convenient payment options (including installment and credit);
• fast and reliable delivery across Latvia and to any EU country.

FAQ

Where can you find a network cards with cheap prices?

You can buy cheaper at the AiO.lv online store. We offer competitive prices and regular discounts, so you always have the chance to find a great deal.

What is the delivery time for network cards?

If you place your order today, delivery will take between 1 and 5 business days depending on the chosen method.

How long is the warranty period for network cards?

Our store provides an official manufacturer’s warranty ranging from 12 to 36 months, depending on the model and brand. If needed, you can always contact our customer service department or the manufacturer’s authorized service center for support.

Are network cards purchasable with leasing?

Yes, if the selected product costs more than €50. You can learn more about installment purchase options and the terms of application on the Payment page.

Can network cards be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and throughout Europe. All product prices are shown with VAT included. In certain cases, a 0% VAT rate may apply — for example, when purchasing from other EU countries with a valid VAT number. We issue an invoice immediately after the order is placed, support BIS electronic invoices, and automatically generate all required accounting documents. To complete a purchase for a company, simply select the company profile during checkout.