PRIME X299-A

* The Intel® Turbo Boost Max Technology 3.0 support depends on the CPU types,Intel® Socket 2066 Core™ X-Series Processors,* Refer to www.asus.com for CPU support list

Intel® X299

8 x DIMM, Max. 128GB, DDR4 4000(O.C.)/3600(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory,4 x DIMM, Max. 64GB, DDR4 4000(O.C.)/3600(O.C.)/2666/2400/2133 MHz Non-ECC, Un-buffered Memory,Intel® Core™ X-series Processors (4-core),Intel® Core™ X-series Processors (6-core above),* Hyper DIMM support is subject to the physical characteristics of individual CPUs.,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

Supports NVIDIA® Quad-GPU SLI™ Technology,Supports AMD Quad-GPU CrossFireX™ Technology,Supports NVIDIA® 2-Way SLI™ Technology,Supports NVIDIA® 3-Way SLI™ Technology,Supports AMD 3-Way CrossFireX™ Technology

3 x PCIe 3.0/2.0 x16 (x16, x16/x8, x16/x8/x1) *⁴,3 x PCIe 3.0/2.0 x16 (x16, x8/x8, x8/x8/x1) *⁴,1 x PCIe 3.0/2.0 x1 *³,1 x PCIe 3.0/2.0 x1 (x1 mode),2 x PCIe 3.0 x4 (max at x4 mode) *¹,3 x PCIe 3.0/2.0 x16 (x16, x16/x16, x16/x16/x8),16-Lane CPU-,44-Lane CPU-,28-Lane CPU-

1 x M.2 x4 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode),1 x M.2 x4 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode),Supports Intel® Smart Response Technology, Intel Rapid Start Technology,8 x SATA 6Gb/s port(s),Intel® X299 Chipset : ,Support Raid 0, 1, 5, 10,Intel® Optane™ Memory Ready

Intel® I219V, 1 x Gigabit LAN Controller(s), featuring Turbo LAN,ASUS Turbo LAN Utility,ASUS LAN Guard

Realtek® S1220A8-Channel High Definition Audio CODEC,- Internal audio Amplifier to enhance the highest quality sound for headphone and speakers,- Premium Japanese-made audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity,- DTS Connect,- DTS Headphone:X,- Unique de-pop circuit: Reduces start-up popping noise to audio outputs,- EMI protection cover to prevent electrical noise to affect the amplifier quality,Separate layer for left and right track, ensuring both sound deliver equal quality,- Impedance sense for front and rear headphone outputs,- Optical S/PDIF out port(s) at back panel,- Supports : Jack-detection, Multi-streaming, Front Panel Jack-retasking,Audio Feature :,- Audio Shielding: Ensures precision analog/digital separation and greatly reduced multi-lateral interference,- Dedicated audio PCB layers: Separate layers for left and right channels to guard the quality of the sensitive audio signals

4 x USB 2.0 port(s) (4 at back panel, , 2 at mid-board),8 x USB 3.1 Gen 1 port(s) (4 at back panel, , 4 at mid-board),1 x USB 3.1 Gen 2 port(s) (1 at mid-board),2 x USB 3.1 Gen 2 port(s) (Type-A + USB Type-C^TM),Intel® X299 Chipset :,ASMedia® USB 3.1 Gen 2 controller :

ASUS Dual Intelligent Processors 5-Way Optimization by Dual Intelligent Processors 5 :
- 5-Way Optimization tuning key perfectly consolidates TPU, EPU, DIGI+ VRM, Fan Xpert 4, and Turbo Core App,- ASUS Q-LED (CPU, DRAM, VGA, Boot Device LED, HDD LED),- ASUS UEFI BIOS EZ Mode featuring friendly graphics user interface,- Onboard Button : Power,- ASUS USB BIOS Flashback^TM,- MemOK!,- Multi-language BIOS,Gaming Aesthetics :,- 3D printing friendly,- AURA-RGB Lighting,- Turbo LAN,- Crystal Sound 3,- ASUS Q-Shield,- ASUS Q-Slot,OC Design - ASUS PRO Clock II Technology,AURA :,- Aura RGB Strip Headers,- Aura Lighting Effects Synchronization with compatible ASUS ROG devices,- USB BIOS Flashback^TM,- ASUS Q-Code,- ASUS Q-Connector,ASUS Exclusive Features :,- AI Suite 3,- Ai Charger,ASUS EZ DIY :,- ASUS EZ Flash 3,- ASUS UEFI BIOS EZ Mode,ASUS Q-Design :,- ASUS Q-DIMM,M.2 Onboard(The latest transfer technologies with up to 32Gb/s data transfer speeds)

4 x USB 3.1 Gen 1,2 x USB 2.0 (one port can be switched to USB BIOS Flashback^TM),5 x Audio jack(s),2 x USB 3.1 Gen 2 Type-A + USB Type-C^TM,,1 x Optical S/PDIF out,1 x USB BIOS Flashback^TM Button(s),1 x LAN (RJ45) port(s)

1 x MemOK! button(s),1 x CPU_OV jumper,1 x AAFP connector,1 x M.2_FAN connector,1 x AIO_PUMP connector,1 x Thermal sensor connector(s),1 x USB 2.0 connector(s) support(s) additional 2 USB 2.0 port(s),1 x 8-pin ATX 12V Power connector(s),2 x Aura RGB Strip Header,1 x Thunderbolt header(s),1 x System panel(s) (Q-Connector),1 x 5-pin EXT_FAN(Extension Fan) connector,1 x Power-on button(s),1 x 4-pin ATX 12V Power connector(s),1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode),1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (PCIE 3.0 x 4 mode),1 x VROC_HW_Key,1 x USB 3.1 Gen 2 front panel connector,2 x USB 3.1 Gen 1(up to 5Gbps) connector(s) support(s) additional 4 USB 3.1 Gen 1 port(s),8 x SATA 6Gb/s connector(s),1 x CPU OPT Fan connector(s),1 x W_PUMP+ connector,1 x CPU Fan connector(s),2 x Chassis Fan connector(s),1 x 24-pin EATX Power connector(s),1 x Clear CMOS jumper(s)

1 x Vertical M.2 bracket set,ASUS Q-Shield,4 x SATA 6Gb/s cable(s),1 x SLI HB BRIDGE(2-WAY-M),1 x Q-Connector,1 x M.2 Screw Package,User´s manual,1 x Supporting DVD

128 Mb Flash ROM, UEFI AMI BIOS, PnP, DMI3.0, WfM2.0, SM BIOS 3.0, ACPI 6.0, Multi-language BIOS,
ASUS EZ Flash 3, CrashFree BIOS 3, F11 EZ Tuning Wizard, F6 Qfan Control, F3 My Favorites, Last Modified log, F12 PrintScreen and ASUS DRAM SPD (Serial Presence Detect) memory information

WfM 2.0, DMI 3.0, WOL by PME, PXE

Drivers
ASUS Utilities
EZ Update
Anti-virus software (OEM version)

Windows® 10 64-bit

ATX Form Factor,12 inch x 9.6 inch ( 30.5 cm x 24.4 cm )

1. PCIEX4_1 max. at x1 mode, PCIEX4_2 max. at x4 mode
2. SATA6G_5/6/7/8 share bandwidth with PCIEX4_2.
3. PCIEX1_1 shares bandwidth with Front USB 3.1 GEN 2
4. PCIEX16_3 share bandwidth with PCIEX4_1 when using x28 or x16 lane CPU