Silicom 4x 10GE Quad Port PCI Express 3.0 SFP+ Network Adapter

Silicom 4× 10GbE Quad Port PCI Express 3.0 SFP+ Network Adapter Specifications

Silicom 4x 10GE Quad Port PCI Express 3.0 SFP+ Network Adapter – High-Density 40GbE Server NIC

The Silicom 4x 10GE Quad Port PCI Express 3.0 SFP+ Network Adapter is a high-performance enterprise network interface card designed for data centers, cloud infrastructure, and high-speed server environments. Built to deliver exceptional throughput and low-latency connectivity, this quad-port 10 Gigabit Ethernet adapter is ideal for demanding workloads where stability and speed are critical.

Equipped with 4x SFP+ 10GbE ports, this adapter enables a total aggregated bandwidth of up to 40GbE, making it a powerful solution for virtualization, storage networking, and high-performance computing (HPC). It supports fiber optic connections, ensuring long-distance, interference-free, and ultra-fast data transmission.

Designed for PCI Express 3.0 x8/x16 server platforms, the Silicom network card provides maximum bandwidth efficiency and compatibility with modern enterprise servers. Its advanced architecture helps reduce CPU overhead through hardware offloading, improving overall system performance during heavy network traffic.

This network adapter is widely used in data centers, enterprise IT infrastructure, telecom systems, and cloud service environments, where multiple high-speed connections are required simultaneously. It is also an excellent upgrade option for servers handling big data processing, virtualization clusters, and storage-intensive applications.

Key Features:

• 4x 10G SFP+ ports (Quad Port 10GbE)
• PCI Express 3.0 interface for high bandwidth performance
• Supports fiber optic high-speed networking
• Total up to 40GbE aggregate throughput
• Optimized for virtualization and cloud workloads
• Hardware offloading reduces CPU usage
• Stable 24/7 enterprise-grade operation

Why Choose Silicom 4-Port 10G SFP+ NIC?

This adapter is perfect for organizations that need high-density networking, maximum scalability, and ultra-fast fiber connectivity. It ensures efficient server communication, reduces network congestion, and delivers reliable performance for mission-critical applications.

Compatible Server / System Support – Silicom 4x 10GE Quad Port PCIe 3.0 SFP+ Network Adapter

• Dell PowerEdge R630
• Dell PowerEdge R730
• Dell PowerEdge R730xd
• Dell PowerEdge R740
• Dell PowerEdge R740xd
• Dell PowerEdge R740xd2
• Dell PowerEdge R750
• Dell PowerEdge R840
• Dell PowerEdge R940
• Dell PowerEdge T640
• HPE ProLiant DL360 Gen9 / Gen10
• HPE ProLiant DL380 Gen9 / Gen10
• HPE ProLiant DL560 Gen9
• HPE ProLiant DL580 Gen9 / Gen10
• Supermicro SYS-6019 / SYS-6029 series servers
• Supermicro X9 / X10 / X11 / X12 platform servers (PCIe Gen3 support required)

Any enterprise server or workstation with:

• PCIe 3.0 x8 / x16 slot
• SFP+ 10GbE network support
• Linux / Windows Server / VMware ESXi compatibility

Frequently Asked Questions (FAQ)

1. What is Silicom 4x 10GE Quad Port PCI Express 3.0 SFP+ Network Adapter?

The Silicom 4-port 10GbE SFP+ Network Adapter is an enterprise-grade PCIe network card designed for high-speed server and data center networking, delivering up to 40GbE total bandwidth across four ports.

2. What is this network card used for?

It is mainly used in:

• Data centers
• Cloud servers
• Virtualization platforms
• High-performance computing (HPC)
• Storage and NAS systems

3. How many ports does this Silicom NIC have?

It comes with 4 SFP+ ports (Quad Port), allowing multiple 10Gb connections or link aggregation for higher bandwidth and redundancy.

4. What is the speed of each port?

Each SFP+ port supports:

• 10Gbps per port
• Total up to 40Gbps combined throughput (depending on workload and configuration)

5. Does it support fiber or copper cables?

It uses SFP+ slots, which support:

• Fiber optic transceivers (SR / LR)
• Direct Attach Copper (DAC) cables

So it is flexible for both fiber and DAC setups.

6. What PCIe version does this card use?

It uses PCI Express 3.0 x8 interface, ensuring high bandwidth between the NIC and server system.

7. Is Silicom 4-port 10G NIC good for data centers?

Yes, it is specifically designed for enterprise and data center environments, offering:

• Low latency
• High throughput
• Hardware offloading
• Stable multi-port networking

8. Which chipset is used in this card?

Most Silicom quad-port 10G SFP+ cards are based on:

• Intel 82599ES or Intel XL710 controllers (depending on model variant)

These are widely trusted for enterprise networking.

9. What operating systems support it?

Common supported OS:

• Windows Server
• Linux distributions (Ubuntu, CentOS, RHEL)
• VMware ESXi

10. Can this NIC be used in a normal PC?

Technically yes, but:

• It is designed for servers, not home PCs
• Requires proper cooling and PCIe x8 slot
• Best performance in enterprise systems

11. What cables are required?

You can use:

• SFP+ DAC cables (short distance, low cost)
• Fiber modules (SR/LR for long distance)

No RJ45 Ethernet ports are included.

12. Is this card better than RJ45 10G NICs?

Yes in enterprise use because:

• Lower latency
• Less heat compared to RJ45 10G
• More scalable (fiber/DAC flexibility)
• Better for data centers

13. Is Silicom 4-port 10G NIC still relevant in 2026?

Yes. Even in 2026, it is still widely used in:

• Enterprise server infrastructure
• ISP networks
• Virtualization clusters

because 10G SFP+ is still a standard backbone technology.

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