Intel Ethernet Network Adapter E810-XXVDA4 - Network adapter - PCIe 4.0 x16 low profile - 10/25 Gigabit SFP28 x 4

Product Overview

AI-generated summary

If you’re shopping in the Intel E810 “quad SFP28” league, you’re usually doing one thing: moving lots of traffic on a server where you can use optical and you want it to just work. This adapter is a solid choice for UK B2B environments where uptime and predictable performance matter—think virtualization hosts, storage nodes, lab clusters, or anything doing serious east/west traffic. The value is strongest when you’ll actually use the flexibility and headroom of 25GbE over the right optics and cabling; once you’ve got SFP28 links in place, it’s a straightforward upgrade path from older 10GbE.

I’d be more cautious if you’re buying this “just because it’s fast.” £513 ex-VAT isn’t low-cost for a NIC, and you’ll need to factor in optics, switch/SFP compatibility, and the fact that you’re going to be locked into optical (SFP28) connectivity. Also, double-check your server slot layout and driver support for your exact OS/stack—most modern Linux and Windows setups are fine, but it’s worth confirming rather than assuming. If you need 10/1Gb for general office workloads, this is overkill; if you’re building or upgrading a 25GbE-capable server, it’s a sensible, no-drama piece of kit.