ASRock X399D8A-2T [31/84] Expansion slots pci express slots

X399D8A-2T

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English

2.6 Expansion Slots (PCI Express Slots)

ere are 6 PCI Express slots on this motherboard.

PCIE slot:

PCIE2, PCIE4 and PCIE6 (PCIE 3.0 x16 slot, from CPU) are used for PCI Express x16 lane

width graphics cards.

PCIE3 and PCIE5 (PCIE 3.0 x16 slot, from CPU) are used for PCI Express x8 lane width

graphics cards.

PCIE7 (PCIE 2.0 x4 slot, from PCH) is used for PCI Express x4 lane width graphics cards.

Slot Generation Mechnical Eletrical Source

PCIE 2 3.0 x16 x16 CPU

PCIE 3 3.0 x16 x8 CPU

PCIE 4 3.0 x16 x16 CPU

PCIE 5 3.0 x16 x8 CPU

PCIE 6 3.0 x16 x16 CPU

PCIE 7 2.0 x4 x4 PCH

PCI Express Slot Conguration

No. PCIE 3 PCIE 2

Single Graphics Card x16

Two Graphics Cards x8 x8

No. PCIE 5 PCIE 4

Single Graphics Card x16

Two Graphics Cards x8 x8

Installing an expansion card

Step 1. Before installing an expansion card, please make sure that the power

supply is switched o or the power cord is unplugged. Please read the

documentation of the expansion card and make necessary hardware

settings for the card before you start the installation.

Step 2. Remove the system unit cover (if your motherboard is already installed

in a chassis).

Step 3. Remove the bracket facing the slot that you intend to use. Keep the

screws for later use.

Step 4. Align the card connector with the slot and press rmly until the card is

completely seated on the slot.

Step 5. Fasten the card to the chassis with screws.

Step 6. Replace the system cover.