5 useful PC upgrades for your unused PCIe slots

Despite the trend in shrinking PC sizes, larger desktop towers with ATX motherboards are still popular — and for fiends who want to get the most out of their systems, these have a secret weapon: PCIe slots.

If you built your PC, or if you ever took a peek inside at your gaming PC’s motherboard, then you’ve probably seen PCIe slots. These easily recognizable slots are mostly known as the place where you plug in your graphics card, with their mildly annoying tabs that make it a hassle...