Choose between PCI and M.2 Wi-Fi based on your device requirements.
Choose between PCI and M.2 Wi-Fi based on your device requirements.
I need to purchase a Wi-Fi card soon. Previously, I had a RoseWill PCI Wi-Fi card that functioned well; now I'm considering PCI or M.2 options. Amazon lists an Intel 6 Gig M.2 card for around $23, while PCI might cost about $10 more.
You need the wires set up first, otherwise you’ll have to go through a lot of trouble to attach the antennas and make them work, then move them outside the case. A PCIe card—whether an adapter or another device—lets you place the antennas on the back without any extra work.
PCI exists, followed by PCIe. PCI feels quite outdated. If you're considering an M.2 slot you don't plan to use for a while, opt for the M.2 card—just make sure the reviews look solid.
It hinges on your future requirements. You likely won’t feel a performance change between the options. With ample PCIe ports, it’s best to go with that and reserve an M.2 slot unless your device needs a dedicated WiFi port. Just don’t expect a big difference.
M.2 supports PCIe, which means you mainly need to manage the cabling for antennas if you choose this path. The main performance variation comes from the quality of the Intel NIC, considering its claim to work with Wi-Fi 6 for just $23—that’s quite affordable for such a device and I’d prefer something closer to $35. Also verify that reviews are positive, including both customer and expert opinions. Wi-Fi NICs aren’t currently popular, giving you ample opportunity to explore reliable, budget-friendly PCIe or M.2 options.
In fact, M.2 offers another advantage—it includes USB ports, which are commonly used for Bluetooth in most WiFi cards. Using a PCIe adapter often requires dedicating an entire USB 2.0 header on your motherboard to the card, since the cable type limits you to just one port instead of using both. Apart from that, the performance is essentially the same; both interfaces use PCIe. I’m actually running a 10Gbit NIC via an M.2 slot because it’s an ITX board and the single PCIe port is occupied by the GPU.
WiFi 6/6E M.2 cards from Intel are available in models AX200/201 and AX210. Their build quality is solid and not inferior. Comparing price to performance isn't accurate. Intel includes a desktop setup with the card and a PCIe adapter, along with antennas and cables. This adds a small premium but remains reasonable. Brands such as Ubit or Gigabyte offer similar M.2 cards but with PCIe versions that include heatsinks, priced between $30 and $40. The performance difference is minimal compared to the Intel offering. You're essentially paying for brand recognition, not actual quality.