Solarflare SFN8042 Xtremescale 40GbE Dual Port PCIe 3.1 x8 Slots Network Interface Card with Full-Height Bracket
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SFN8042
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overview
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SFN8042 Overview
SOLARFLARE SFN8042 Xtremescale 40gbe Dual Port Pcie 3.1 X8 Slots Network Interface Card With Full-height Bracket
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Specifications
Overview
| Condition | Refurbished |
|---|---|
| Brand | Solarflare Communications |
| Stock | In Stock |
Key Features
| Pcie Features Support Per Adapter | 16 Pf, 240 Vf, 2048 Vi, 2048 Msi-x Interrupts |
|---|
Frequently Asked Questions
What are the primary performance advantages of the Solarflare SFN8042 for high-frequency trading environments? +
The SFN8042 is engineered for ultra-low latency and high-packet-rate performance. By offloading TCP/IP stack processing and utilizing Solarflare’s specialized hardware architecture, it minimizes jitter and reduces CPU overhead. This makes it an ideal choice for financial applications where microsecond-level latency is a critical competitive requirement for executing trades reliably.
Does the Solarflare SFN8042 support kernel bypass technology for improved application efficiency? +
Yes, this card fully integrates with Solarflare’s OpenOnload kernel bypass middleware. By allowing user-space applications to bypass the standard operating system networking stack, the SFN8042 significantly decreases latency and increases throughput. This deployment strategy is standard practice for performance-critical environments like high-speed data acquisition and real-time transaction processing.
How many ports are available on the SFN8042, and what type of connectivity does it support? +
The SFN8042 features dual 10GbE SFP+ ports. This dual-port configuration provides essential redundancy and increased bandwidth capacity, allowing you to manage multiple traffic streams simultaneously. The SFP+ interface ensures broad compatibility with various optical transceivers and direct attach copper (DAC) cables, offering flexibility in how you physically connect the NIC to your existing data center switching fabric.
What PCIe generation and lane configuration does the SFN8042 require? +
The SFN8042 utilizes a PCIe 3.0 x8 interface. This high-bandwidth bus configuration is necessary to prevent bottlenecks between the network card and the system’s motherboard, ensuring that the full 10GbE line rate is supported across both ports. When deploying, verify that your server’s PCIe slots provide the required lane width to maximize the card's overall throughput.
Can the SFN8042 be used for virtualization and cloud infrastructure deployments? +
Absolutely. The card supports advanced virtualization features, including SR-IOV (Single Root I/O Virtualization). This allows the NIC to present itself as multiple virtual devices to the host operating system, effectively partitioning the card's resources among several virtual machines. This reduces hypervisor overhead and ensures high-performance network access for cloud-native workloads and virtualized environments.
Which operating systems are compatible with the Solarflare SFN8042 drivers? +
Solarflare provides robust driver support for a wide range of enterprise-grade operating systems, including most major Linux distributions (such as RHEL, CentOS, and Ubuntu) as well as Windows Server versions. It is recommended to download the latest drivers from the official Solarflare software suite to ensure full compatibility with advanced features like Onload and hardware-based packet filtering.
Is the SFN8042 suitable for high-density packet capture and network monitoring? +
Yes, the SFN8042 excels in network monitoring and packet capture scenarios. Its ability to perform hardware-level timestamping and packet steering allows for highly accurate data analysis without dropping frames during high-traffic bursts. This makes it a preferred component for network security appliances, tap aggregation, and forensic data recording in demanding enterprise or financial network segments.
What is the physical form factor of the SFN8042, and will it fit in standard 1U rack servers? +
The SFN8042 is designed with a low-profile, half-length PCIe form factor. This compact physical footprint allows it to be installed in almost any standard server chassis, including dense 1U rack-mount units. It is a versatile choice for space-constrained data centers that still require high-performance, dual-port 10GbE connectivity for their mission-critical server nodes.
Why should I choose BuyRouterSwitch.com for purchasing my Solarflare networking hardware? +
BuyRouterSwitch.com is a trusted source for high-end enterprise networking equipment, specializing in sourcing genuine, factory-sealed hardware. We focus on providing a seamless procurement experience for IT professionals and data center managers. By choosing us, you benefit from our deep industry expertise and a streamlined purchasing process designed to get your infrastructure projects moving quickly.
How can I obtain a bulk quote for a large quantity of SFN8042 cards for an enterprise rollout? +
For large-scale deployments or bulk requirements, our sales team is ready to assist you with a customized, competitive quote. Simply reach out to us directly through the contact options on our website with your specific quantity and project timelines. We specialize in accommodating volume orders and ensuring your organization receives the necessary equipment to support your large-scale infrastructure expansion projects.
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