MSI X299-A PRO

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Specifications
Specifications
CPU
Supports Intel® Core™ X-Series Processor Family for
LGA2066 Socket
Chipset Intel® X299 Chipset
Memory
∙ 8x DDR4 memory slots, support up to 256GB
▪ Supports DDR4 4200+(OC)/ 4000(OC)/ 3800 (OC)/
3733(OC)/ 3600(OC)/ 3466(OC)/ 3400(OC)/ 3333(OC)/
3300(OC)/ 3200(OC)/ 3000(OC)/ 2933/ 2666/ 2400/ 2133
MHz*
∙ Quad channel memory architecture
∙ Supports Intel® Extreme Memory Profile (XMP)
∙ Supports non-ECC UDIMM memory
∙ Supports un-buffered memory
* For the latest information about memory, please visit http://www.msi.com
** Please refer the DIMM Slots section for more details.
Expansion Slot
∙ 4x PCIe 3.0 x16 slots
▪ Support x16/x4/x16/x8 mode with the 48-lane CPU*
▪ Support x16/x4/x16/x8 mode with the 44-lane CPU*
▪ Support x16/x4/x8/x4 modes with the 28-lane CPU*
▪ Support x8/x4/x8/x0, x8/x4/x4/x4 modes with the 16-
lane CPU*
∙ 1x PCIe 3.0 x1 slot
* Please refer to page 29 for PCIe 3.0 bandwidth table.
Multi-GPU
∙ Supports NVIDIA® SLI™ Technology
∙ Supports AMD® CrossFire™ Technology
Storage
Intel® X299 Chipset
∙ 8x SATA 6Gb/s ports*
∙ 2x M.2 slots (Key M)*
▪ Supports up to PCIe 3.0 x4 and SATA 6Gb/s
▪ M2_1 slot supports 2242/ 2260 /2280 storage devices
▪ M2_2 slot supports 2242/ 2260 /2280/ 22110 storage
devicesIntel® Optane™ Memory Ready
∙ 1x U.2 port **
▪ Supports PCIe 3.0 x4 NVMe storage
* M.2 slots and SATA ports share the same bandwidth. Please refer to page 36
for U.2, M.2 & SATA combination table.
** PCI_E2 shares bandwidth with U2_1. If you install a PCI_E2 device, the U2_1
will be disabled.
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