25Gb PCI-E NIC Network Card for Intel E810-XXVDA2 - Dual SFP28

In this review the Vogzone 25GbE PCI-E NIC is presented as a focused solution for servers and workstations that need higher-than-10Gb connectivity without replacing the platform. The bottom line: it is for IT pros and small data centers that need reliable 25GbE links and advanced offload features, offering a clean upgrade path via dual SFP28 ports and a modern Intel E810-class controller. Installation is straightforward in most systems, and the card emphasizes stability and throughput rather than consumer convenience extras.

Key Features

• Intel E810-XXVAM2 controller: provides hardware-level stability and support for single-root I/O virtualization to keep heavy network loads predictable.
• Dual SFP28 ports: support 1GbE, 10GbE and 25GbE transceivers so the adapter fits existing cabling plans while enabling higher aggregate throughput.
• PCIe 4.0 x8 interface: delivers the bandwidth headroom needed for sustained 25Gb streams when used in compatible motherboards.
• Advanced offloads and RDMA: iWARP/RoCEv2, TCP checksum offload and DPDK support reduce CPU overhead for server workloads and virtualization.
• Broad OS support: drivers are available for Windows, Windows Server, many Linux distributions, FreeBSD and ESXi, covering common server environments.

Who It's For

This card is aimed at system administrators, virtualization hosts and small data centers that need to move beyond 10Gb links without deploying proprietary hardware. It is especially useful where SR-IOV and RDMA offloads are required for low-latency VM or storage traffic.

Users who rely on plug-and-play desktop networking, or who require integrated copper ports or included SFP28 modules, should look elsewhere; buyers must supply compatible SFP28 transceivers and confirm OS compatibility for niche distributions like OPNsense or the latest consumer OS builds.

Pros & Cons

Pros

• Reliable Intel-class controller with virtualization and offload features for heavy workloads.
• Flexible dual SFP28 ports support 1G/10G/25G speeds for phased upgrades.
• Low-profile bracket included and solid heat sink design praised by users.

Cons

• Compatibility is mixed for some niche OS builds and certain consumer OS versions, so drivers should be verified before purchase.

Specifications

Our Verdict

The Vogzone 25GbE PCI-E NIC is a practical, cost-effective upgrade for servers and virtualization hosts that need higher throughput and hardware offloads. It delivers excellent value when paired with the right transceivers and a compatible OS, making it a strong choice for IT teams who prioritize performance and stability over bundled modules or broad consumer plug-and-play support.

Frequently Asked Questions

Does the card include SFP28 transceivers?
No, SFP28 transceivers are not included and must be purchased separately to match your network cabling.

Will it work in older motherboards?
Yes, it fits PCIe x8/x16 slots but to achieve full PCIe 4.0 bandwidth the motherboard must support PCIe 4.0; it remains functional in backward-compatible slots.

Is RDMA supported?
Yes, the adapter supports iWARP and RoCEv2 RDMA modes along with common offloads for storage and virtualization.