AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors

128 Mb Flash ROM, UEFI AMI BIOS

128 Mb Flash ROM, UEFI AMI BIOS, PnP, SM BIOS 3.1, ACPI 6.1, Multi-language BIOS, ASUS EZ Flash 3, ASUS CrashFree BIOS 3, F3 My Favorite, Last Modified log, F12 PrintScreen, ASUS DRAM SPD (Serial Presence Detect) memory information, F6 Qfan Control

Memory Channels: 4DDR4 (Dual channel)
Max Memory Size: 128GB

4 x DIMM, Max. 128GB, DDR4 4400(O.C)/3466(O.C.)/3200(O.C.)/3000(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory,3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,* The maximum memory frequency supported varies by processor.,Dual Channel Memory Architecture,ECC Memory (ECC mode) support varies by CPU.,* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).

1 x DisplayPort 1.4**

Integrated Graphics in the 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors,- Supports DVI-D with max. resolution 1920 x 1200 @ 60Hz,Multi-VGA output support : HDMI/DVI-D/D-Sub ports,- Supports D-sub with max. resolution 1920 x 1200 @ 60 Hz,- Supports HDMI 2.0b with maximum resolution of 4096 x 2160 @ 60 Hz

3rd/2nd/1st Gen AMD Ryzen™ Processors,AMD Athlon™ with Radeon™ Vega Graphics Processors,1 x PCIe 3.0/2.0 x16 (x8 mode) *¹,AMD B450 chipset,1 x PCIe 3.0/2.0 x16 (x16 mode),1 x PCIe 3.0/2.0 x16 (max at x4 mode),2 x PCIe 2.0 x1

Realtek® RTL8111H, 1 x Gigabit LAN Controller(s),ASUS LAN Guard

Realtek® ALC8878-Channel High Definition Audio CODEC,- LED-illuminated design - Brighten up your build with the gorgeous illuminated audio trace path.,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,- Premium Japanese audio capacitors: Provide warm, natural and immersive sound with exceptional clarity and fidelity,* Choose the chassis with HD audio module in front panel to support 8-channel audio output.

- Multi-language BIOS,- ASUS DIGI+ VRM: Premium components provide better power efficiency,- Stylish Fanless Design Heat-sink solution,- ASUS Fan Xpert 2+,ASUS 5X Protection III :
- ASUS SafeSlot Core: Fortified PCIe Slot prevents damage,- ASUS LANGuard: Protects against LAN surges, lightning strikes and static-electricity discharges!,- ASUS Overvoltage Protection: World-class circuit-protecting power design,- ASUS Stainless-Steel Back I/O: 3X corrosion-resistance for greater durability!,ASUS Exclusive Features :,- AI Suite 3,- Ai Charger,ASUS Quiet Thermal Solution :,ASUS EZ DIY :,- ASUS CrashFree BIOS 3,- ASUS EZ Flash 3,- ASUS UEFI BIOS EZ Mode,ASUS Q-Design :,- ASUS Q-Slot,- ASUS Q-DIMM

1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode),2 x Chassis Fan connector(s) (2 x 4-pin),1 x Aura RGB Strip Header,1 x USB 3.1 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.1 Gen 1 port(s) (19-pin),1 x TPM header,6 x SATA 6Gb/s connector(s),1 x Speaker connector,2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s),1 x COM port(s) connector(s),1 x CPU Fan connector(s) (1 x 4-pin),1 x S/PDIF out header(s),1 x 24-pin EATX Power connector(s),1 x 8-pin ATX 12V Power connector(s),1 x Front panel audio connector(s) (AAFP),1 x System panel(s),1 x Clear CMOS jumper(s)

1*Support NVMe PCIe RAID.
2*The M.2 Socket shares bandwidth with the SATA_5/6 ports, and therefore the SATA_5/6 ports cannot be used when an M.2 device is installed.
3*Install an AMD Ryzen™ 2nd Generatione or Ryzen™ 1st Generation Processors to support Windows 7 64-bit operating system.