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Aside for this, having multiple PCIe slots is a nice for multiple GPUs or capture cards. | Aside for this, having multiple PCIe slots is a nice for multiple GPUs or capture cards. | ||
Both Ryzen and Intel consumer CPUs only have 16 lanes dedicated for PCIe. Other lanes are shared with the chipset. | Both Ryzen and Intel consumer CPUs only have 16 lanes dedicated for PCIe. Other lanes are shared with the chipset. | ||
Sometimes, you can tell which boards support 8x/8x by seeing if they two 16x slots with metal shields (for GPUs). | |||
Other boards will only support 4x on the secondary 16x slots going through the chipset. | Other boards will only support 4x on the secondary 16x slots going through the chipset. | ||
Some workstation motherboards will have PCH switches which allow for connecting more devices sharing the total bandwidth. | Some workstation motherboards will have PCH switches which allow for connecting more devices sharing the total bandwidth. |