ASUS PRIME X399-A

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Powered by AMD Ryzen Thread ripper TR4 processors support for up to 128GB of DDR4 memory, dual NV Me M.2 drives, front side U.2 and front panel USB 3.1 Gen2 port

5-Way Optimization featuring Auto-Tuning and Fan pert 4 provides automatic overclocking profiles for maximum OC performance while AIO and water-cooling headers deliver dynamic system cooling

Patent-pending Safe Slot (3X) features an injection molding process that integrates metal framing for a stronger, firmly anchored Pie slot built for heavyweight GPUs

Unmatched Personalization with ASUS exclusive AURA Sync RGB lighting, two additional RGB headers and 3D-printing mounts to customize your build

Industry-leading 8-channel HD audio enhanced by ASUS exclusive Relate S1220A featuring Crystal Sound 3 and driven by Japanese capacitors for warm, immersive sound

Specifications overview

Model

PRIME X399-A
Dpi

0
Audio channels

8 Channels
Audio chipset

Realtek ALC S1220A
Chipset

AMD X399
Crossfire support

Yes
Ecc ram support

Yes
Form factor

EATX
Lan chipset

Intel i211AT
M2 devices support

2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 / 22110 - M Key
M2 ports

2
Max lan speed

10/100/1000Mbps
Maximum supported ram

128 GB
Onboard usb 20

2
Onboard usb 32 gen 1

2
Onboard usb 32 gen 2

1
Onboard usb 32 gen 2x2

0
Pci express x16 slots

4
Pci express x1 slots

1
Pci express x4 slots

1
Raid support

Yes
Ram slots

8
Release date

August 2017
Sata 6 gbps ports

6
Sata express ports

0
Series
Sli support

Yes
Socket

sTR4
Supported memory

2133Mhz
2400Mhz
2666Mhz
2800Mhz
3000Mhz
3200Mhz
Wireless lan

No