Asus PRIME B450M-A MotherboardAsus PRIME B450M-A Motherboard

Model

PRIME B450M-A

CPU

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

Chipset

AMD B450

Memory

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors
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
Dual Channel Memory Architecture
ECC Memory (ECC mode) support varies by CPU.

Graphic

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

Expansion Slots

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

Storage

AMD B450 chipset :
4 x SATA 6Gb/s port(s),
Support Raid 0, 1, 10
3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors :
2 x SATA 6Gb/s port(s),
Support Raid 0, 1, 10
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 x 4 mode)*²
AMD 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)*²

LAN

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

Audio

Realtek® ALC887 8-Channel High Definition Audio CODEC
Audio Feature :
– LED-illuminated design – Brighten up your build with the gorgeous illuminated audio trace path.
– 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.

USB Ports

3rd/2nd/1st Gen AMD Ryzen™/ 2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/ Athlon™ with Radeon™ Vega Graphics Processors :
4 x USB 3.1 Gen 1 port(s) (4 at back panel, blue)
AMD B450 chipset :
2 x USB 3.1 Gen 2 port(s) (2 at back panel, )
AMD B450 chipset :
2 x USB 3.1 Gen 1 port(s) (2 at mid-board)
AMD B450 chipset :
4 x USB 2.0/1.1 port(s) (4 at mid-board)

Special Features

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 DIGI+ VRM: Premium components provide better power efficiency
ASUS Exclusive Features :
– AI Suite 3
– Ai Charger
ASUS Quiet Thermal Solution :
– Stylish Fanless Design Heat-sink solution
– ASUS Fan Xpert 2+
ASUS EZ DIY :
– ASUS CrashFree BIOS 3 
– ASUS EZ Flash 3 
– ASUS UEFI BIOS EZ Mode
– Multi-language BIOS
ASUS Q-Design :
– ASUS Q-Slot
– ASUS Q-DIMM

Back I/O Ports

1 x PS/2 keyboard (purple)
1 x PS/2 mouse (green)
1 x DVI-D
1 x D-Sub
1 x HDMI
1 x LAN (RJ45) port(s)
2 x USB 3.1 Gen 2
4 x USB 3.1 Gen 1
3 x Audio jack(s)

Internal I/O Ports

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)
2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s)
1 x M.2 Socket 3 with M key, type 2242/2260/2280/22110 storage devices support (SATA & PCIE 3.0 x 4 mode)
1 x TPM header
1 x COM port(s) connector(s)
6 x SATA 6Gb/s connector(s)
1 x CPU Fan connector(s) (1 x 4 -pin)
2 x Chassis Fan connector(s) (2 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 x Speaker connector

Accessories

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

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

Operating System

Windows® 10 64-bit
Windows® 7 64-bit *³

Form Factor

mATX Form Factor
9.6  inch x 9.5  inch ( 24.4  cm x 24  cm )