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Overview of Components

PCI_E1~5: PCIe Expansion Slots

PCI_E1: PCIe 3.0 x16 (CPU lanes)

PCI_E2: PCIe 3.0 x8 (CPU lanes)

PCI_E3: PCIe 3.0 x16 (CPU lanes)

PCI_E4: PCIe 3.0 x1 (PCH lanes)

PCI_E5: PCIe 3.0 x8 (CPU lanes)

PCIe and M2_3 slot bandwidth table

for 44-lane CPU

Graphics Card 2-Way 2-Way 2-Way* 3-Way 3-Way* 4-Way*

PCI_E1 @ 3.0 x8 @ 3.0 x16 @ 3.0 x16 @ 3.0 x8 @ 3.0 x16 @ 3.0 x8

PCI_E2 @ 3.0 x8 Empty Empty @ 3.0 x8 Empty @ 3.0 x8

PCI_E3 Empty Empty @ 3.0 x16 @ 3.0 x16 @ 3.0 x16 @ 3.0 x16

PCI_E5 Empty @ 3.0 x8 Empty Empty @ 3.0 x8 @ 3.0 x8

M2_3 3.0 x4 3.0 x4 3.0 x4 3.0 x4 3.0 x4 3.0 x4

(@: graphics card slot, *: best combination)

for 28-lane CPU

Graphics Card 2-Way 2-Way* 3-Way 3-Way 3-Way* 4-Way*

PCI_E1 @ 3.0 x8 @ 3.0 x16 @ 3.0 x8 @ 3.0 x16 @ 3.0 x8 @ 3.0 x8

PCI_E2 @ 3.0 x8 Empty @ 3.0 x8 Empty @ 3.0 x8 @ 3.0 x8

PCI_E3 Empty @ 3.0 x8 Empty @ 3.0 x8 @ 3.0 x8 @ 3.0 x8

PCI_E5 ─ ─ @ 3.0 x4 @ 3.0 x4 ─ @ 3.0 x4

M2_3 3.0 x4 3.0 x4 ─ ─ 3.0 x4 ─

(@: graphics card slot, ─: unavailable, *: best combination)

for 16-lane CPU

Graphics Card 2-Way 3-Way

PCI_E1 @ 3.0 x8 @ 3.0 x8

PCI_E2 ─ ─

PCI_E3 @ 3.0 x4 @ 3.0 x4

PCI_E5 ─ @ 3.0 x4

M2_3 3.0 x4 ─

(@: graphics card slot, ─: unavailable, *: best combination)

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MSI MEG X299 CREATION Specifications

General

Memory channels	Quad-channel
Memory slots type	DIMM
Number of memory slots	4
Supported memory types	DDR4-SDRAM
Supported memory clock speeds	4100, 2133, 2400, 2666, 2800, 2933, 3000, 3200, 3333, 3400, 3466, 3600, 3733, 3800, 4000, 4200 MHz
Processor socket	LGA 2066 (Socket R4)
Processor manufacturer	Intel
Compatible processor series	Intel® Core™ X-series
Supported processor sockets	LGA 2066
USB 2.0 connectors	2
ATX Power connector (24-pin)	Yes
Number of SATA II connectors	0
Number of SATA III connectors	8
USB 3.2 Gen 2 (3.1 Gen 2) connectors	1
RAID levels	0, 1, 5, 10
Supported storage drive types	HDD & SSD
Supported storage drive interfaces	SATA III, U.2
BIOS type	UEFI AMI
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Audio chip	Realtek ALC1220
Component for	PC
Motherboard chipset	Intel® X299
Audio output channels	7.1 channels
Motherboard form factor	Extended ATX
Windows operating systems supported	Windows 10
LAN controller	Realtek RTL8125-CG, Intel I219-V
Wi-Fi standards	802.11a, Wi-Fi 5 (802.11ac), 802.11b, 802.11g, Wi-Fi 4 (802.11n)
Bluetooth version	5.0
Ethernet interface type	2.5 Gigabit Ethernet, Gigabit Ethernet
Parallel processing technology support	CrossFire, SLI
Cables included	SATA