ASUS

Prime B450M-A II

AM4

AMD AM4 Socket for 3rd/2nd/1st Gen AMD Ryzen / 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics / Athlon with Radeon Vega Graphics Processors *
* Refer to www.asus.com for CPU support list

AMD B450

4×288pin

DDR4 4400(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3400(O.C.)/ 3300(O.C.)/ 3200(O.C.)/ 3000(O.C.)/ 2800(O.C.)/ 2666/ 2400/ 2133 MHz Un-buffered Memory *
ECC Memory (ECC mode) support varies by CPU.
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
* The maximum memory frequency supported varies by processor.

128GB

Dual Channel

3rd/2nd/1st Gen AMD Ryzen Processors
1 x PCIe 3.0 x16 (x16 mode)
2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics Processors
1 x PCIe 3.0 x16 (x8 mode)
AMD Athlon with Radeon Vega Graphics Processors
1 x PCIe 3.0 x16 (x4 mode)

2 x PCI Express 2.0 x1 slots

6 x SATA 6Gb/s

3rd/2nd/1st Gen AMD Ryzen / 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics: *
1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x4 mode)
Athlon with Radeon Vega Graphics Processors: *
1 x M.2 Socket 3, with M key, type 2242/2260/2280/22110 storage devices support (SATA mode)

* The M.2 slot shares bandwidth with the SATA6G_5/6 ports, and therefore the SATA6G_5/6 ports cannot be used when an M.2 device is installed.

0/1/10

Integrated Graphics in the 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics / Athlon with Radeon Vega Graphics Processors *
1 x D-Sub
1 x DVI-D
1 x HDMI 2.0b
* Graphics specifications may vary between CPU types.

Realtek High Definition Audio CODEC

7.1 Channels

Realtek RTL8111H

10/100/1000Mbps

1 x PS/2 keyboard/mouse combo port(s)
1 x DVI-D
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
2 x USB 3.2 Gen 2 (teal blue) (2 x Type-A)
4 x USB 3.2 Gen 1 (blue) Type-A
3 x Audio jack(s)
1 x BIOS FlashBack Button(s)

1 x USB 3.2 Gen 1 (up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)

1 x CPU Fan connector(s) (1 x 4-pin)
2 x Chassis Fan connector(s) (2 x 4-pin)
1 x SPI TPM header
1 x COM port(s) connector(s)
1 x S/PDIF out header(s)
1 x Front panel audio connector(s) (AAFP)
1 x System panel(s)
1 x Clear CMOS jumper(s)
1 x COM port header
1 x Speaker connector
1 x RGB Header

Micro ATX

RGB

9.6" x 9.5"

1 x 24-pin EATX Power connector(s)
1 x 8-pin ATX 12V Power connector(s)

Software Features:
ASUS Exclusive Software
Armoury Crate
- AURA Creator
- AURA Sync
AI Suite 3
- Performance and Power Saving Utility
TurboV EVO
EPU
DIGI+ VRM
Fan Xpert 2+
PC Cleaner
- EZ update
- System Information
ASUS CPU-Z
AI Charger
ASUS EZ Installer
DAEMON Tools
Norton Anti-virus software (Free Trial for 60 days)
WinRAR
UEFI BIOS
ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode

ASUS Special Features:
ASUS 5X PROTECTION III
- ASUS DIGI+ VRM
- ASUS LANGuard
- ASUS Overvoltage Protection
- ASUS SafeSlot Core
- ASUS Stainless-Steel Back I/O
ASUS Q-Design
- ASUS Q-DIMM
- ASUS Q-Slot
ASUS Thermal Solution
- Aluminum heatsink design
ASUS EZ DIY
- BIOS FlashBack button
- BIOS FlashBack LED
AURA Sync
- AURA RGB header
ASUS Lighting Control

BIOS:
256MB Flash ROM, UEFI AMI BIOS

Operating System:
Windows 10 64-bit
Windows 7 64-bit *
* To support Windows 7 64-bit, please install an AMD Ryzen 2nd Generation or Ryzen 1st Generation Processor.

Accessories:
User's manual
I/O Shield
2 x SATA 6Gb/s cable(s)
1 x M.2 Screw Package
1 x Supporting DVD