Dell XPS 8930 vs other prebuilt desktops: PCIe x16 slot fits full-height GPUs, but PSU limits performance

The XPS 8930 has a PCIe x16 slot with room for full-height, double-width GPUs up to 10.5 inches, but the 460W or 500W power supply is the real bottleneck — it’ll cap how much GPU you can actually use.