Technical Snapshot

The ASUS Prime X299-A II is a ATX motherboard based on the X299 chipset for Intel LGA2066 processors. It supports DDR4 memory with up to 256 GB across 4 DIMM slots, and 2 M.2 slots.

Use Case
Desktop PC builds, gaming, workstation
Compatibility
Intel LGA2066 processors
Category
ATX Motherboard — X299 Chipset
ASUS

ASUS Prime X299-A II (90MB11F0-M0EAY0)

X299 · Intel LGA2066 · ATX · DDR4 up to 256 GB

CPU socket: Intel LGA2066. Compatible with Intel Core desktop processors.
SocketIntel LGA2066
Maximum supported memory: 256 GB DDR4 across 4 DIMM slots.
Max RAM256 GB
X299 chipset with PCIe and M.2 expansion slots.
ChipsetX299
ATX form factor — standard tower compatible.
Form FactorATX
MPN90MB11F0-M0EAY0
CategoryMotherboards
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Connectivity & Expansion

M.2 Slots2
SATA Ports8

Full Specifications

ChipsetX299
SocketIntel LGA2066
Form FactorATX
Memory TypeDDR4
DIMM Slots4
Max RAM256 GB
M.2 Slots2
SATA Ports8
SeriesPRIME

Support & Downloads

Latest Firmware & DriversVisit ASUS for the latest updates
ASUS Downloads →
ASUS Prime X299-A II DocumentationPDF · Installation guide and specifications
ASUS Support →
← Back to ASUS Motherboard Catalog

Frequently Asked Questions

What socket does the ASUS Prime X299-A II use?

The ASUS Prime X299-A II uses the Intel LGA2066 socket, compatible with Intel Core desktop processors.

How much RAM does the ASUS Prime X299-A II support?

The ASUS Prime X299-A II supports up to 256 GB of DDR4 memory across 4 DIMM slots.

Does the ASUS Prime X299-A II have Wi-Fi?

No, the ASUS Prime X299-A II does not include built-in Wi-Fi.

How many M.2 slots does the ASUS Prime X299-A II have?

The ASUS Prime X299-A II has 2 M.2 slots for NVMe SSD storage.

What chipset does the ASUS Prime X299-A II use?

The ASUS Prime X299-A II is built on the X299 chipset, offering ATX form factor design for Intel platforms.

JSON-LD Structured Data — Product + FAQ + Breadcrumb
Product: ASUS Prime X299-A II
MPN: 90MB11F0-M0EAY0
Schemas: Product + BreadcrumbList
Properties: 9 additionalProperty entries