motherboard with 8 pcie x16 slots
Máy Chủ Dell PowerEdge R620 8×2.5
... PCIe slot option) or 2 PCIe slots: One x16 slot with x16 bandwidth, full-height, 3/4 length. One x16 slot with x16 bandwidth (or x8 with one processor only) ...
Best PCIe 5.0 motherboards in 2025 - XDA
This premium AM5 motherboard also has two PCIe 5.0 x16 slots for graphics and peripherals, with Asus including a PCIe 5.0 M.2 add-in card in the box.
Best motherboard for the Ryzen 7 7800X3D in 2024 - XDA
ASROCK limits the motherboard with two PCIe x16 slots (PCIe 5.0 x16 supporting up to x16 mode and PCIe 4.0 x16 slot supporting x4 mode) and one PCIe 3.0 x1 slot at the end.