AMD AM4 mATX motherboard withwith LED lighting, DDR4 3200MHz, M.2, SATA 6Gbps and USB 3.1 Gen 2
AMD AM4 mATX motherboard withwith LED lighting, DDR4 3200MHz, M.2, SATA 6Gbps and USB 3.1 Gen 2
ASUS Prime B450 Series motherboards provide the solid foundation needed for your first build, plus flexibility to grow with your ambitions. We've melded all the good stuff that's packed into AMD Ryzen™ processors with essential ASUS design and engineering, so you benefit from industry-leading technologies — including automated system tuning, comprehensive cooling controls, and immersive onboard audio. When you build with an ASUS Prime B450 Series motherboard, you build smart, easy and affordably.
All-round energy efficiency
With the Energy Processing Unit (EPU) you'll enjoy system-wide power savings. The EPU automatically optimizes power consumption and maximizes savings with Away mode.
Make your memory faster
Featuring an array of trace layout tweaks that improve memory stability, PRIME B450 Series provides a potent foundation for your build. With comprehensive support for the full gamut of Ryzen memory configurations – from entry-level to performance-oriented — PRIME B450 Series is a versatile all-rounder that can work or play.
Media-acclaimed UEFI BIOS
The UEFI BIOS is an early waypoint on any PC-building journey, and Prime B450 Series has one of the best in the business.
Q-Fan Control
Can configure the fan's operating speed manually, or use the easy pre-configured fan profiles to select Standard, Silent, Turbo or Full Speed modes, plus automatic switch to full speed if the temperature hits 75°C.
Search Function
When you're ready for a deeper dive, Advanced mode enables full control over every aspect of the motherboard — with a built-in Search function to find the setting you need in the blink of an eye.
Ultrafast connectivity
USB 3.1 Gen 2 Type-A
Ultimate-speed 10Gbps with USB 3.1 Gen 2 onboard
With backward-compatible USB 3.1 Gen 2 Type-A™, you'll experience ultimate connection flexibility and blazing data-transfer speeds of up to 10Gbps — twice as fast as standard USB 3.1 Gen 1
USB 3.1 Gen 1 front-panel connector
Future-proof connectivity
USB 3.1 Gen 1 is right where you need it, with two super-speed headers for the front panel. Experience data-transfer speeds up to 10X faster than USB 2.0 with instant plug-and-play connectivity, and avoid back-breaking contortions in the hunt for hard-to-reach rear ports.
Reliable stability and compatibility
Built to Last
ASUS is the world's leading motherboard brand. Our motherboards are extensively tested for compatibility with more than 1,000 components and devices, and each new model undergoes a minimum of 8,000 hours of strict validation — offering the peace of mind of knowing that your ASUS motherboard is fit for all environments and applications. Choosing ASUS is an assurance of trouble-free DIY experiences.
Protection III
5X
Hardware safeguards to ensure long-term durability.
DDR4 compatibility
520+
Industry-leading DDR4 memory compatibility for best flexibility and reassurance.
compatible devices
1000+
Compatibility with a range of CPUs, memory modules, graphics cards and more.
validation hours
8000+
Extensive testing with latest components for enhanced reliability, compatibility and safety.
SafeSlot Core
Fortified PCIe slot prevents damage
SafeSlot Core is the ASUS-exclusive PCIe® slot. Featuring a fortified design that's anchored to the motherboard by a special hook, Safeslot Core provides 1.6X-stronger retention and 1.3X-greater shearing resistance than standard expansion slots.
Our Prime B450 Series motherboards also have strengthened solder points around both the PCIe and DIMM pins.
Upgrade to unrivalled audio
Outstanding audio
Combined onboard features deliver elevated audio
Intelligent design and premium hardware create audio quality unlike anything you've ever experienced!
Audio shielding
Separates analog/digital signal domains, significantly reducing multi-lateral interference.
Separate layer for left and right tracks
Ensures minimal crosstalk between audio paths.
Premium Japanese audio capacitors
Premium parts provide an immersive sound signature, with exceptional fidelity.
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CPU
AMD AM4 Socket AMD Ryzen™ 2nd Generation/Ryzen™ with Radeon™ Vega Graphics/Ryzen™ 1st Generation Processors
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Chipset
AMD B450
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Memory
AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors
2 x DIMM, Max. 32GB, DDR4 3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.)/2666/2400/2133 MHz Un-buffered Memory
Dual Channel Memory Architecture
ECC Memory (ECC mode) support varies by CPU.
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists).
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Graphic
Integrated in the AMD Ryzen™ with Radeon™ Vega Graphics Processors
Multi-VGA output support : DVI-D/D-Sub ports
– Supports DVI-D with max. resolution 1920 x 1200 @ 60 Hz
– Supports D-sub with max. resolution 1920 x 1200 @ 60 Hz
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Expansion Slots
AMD Ryzen™ 2nd Generation/ Ryzen™ 1st Generation Processors
1 x PCIe 3.0/2.0 x16 (x16 mode)
AMD Ryzen™ with Radeon™ Vega Graphics Processor
1 x PCIe 3.0/2.0 x16 (x8 mode)
AMD B450 chipset
2 x PCIe 2.0 x1
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Storage
AMD B450 chipset :
4 x SATA 6Gb/s port(s), gray,
Support Raid 0, 1, 10
AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors :
1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode)
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LAN
Realtek® RTL8111H, 1 x Gigabit LAN Controller(s)
ASUS LAN Guard
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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.
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USB Ports
AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation :
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)
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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: 6 Phase digital power design
ASUS Exclusive Features :
– AI Suite 3
– Ai Charger
ASUS Quiet Thermal Solution :
– Stylish Fanless Design Heat-sink solution
– ASUS Fan Xpert
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
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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 LAN (RJ45) port(s)
2 x USB 3.1 Gen 2
4 x USB 3.1 Gen 1 ,
3 x Audio jack(s)
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Internal I/O Ports
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 storage devices support (SATA & PCIE 3.0 x 4 mode)
1 x COM port(s) connector(s)
4 x SATA 6Gb/s connector(s)
1 x CPU Fan connector(s) (1 x 4 -pin)
1 x Chassis 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 x Speaker connector
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Accessories
User's manual
I/O Shield
2 x SATA 6Gb/s cable(s)
1 x M.2 Anchor
1 x Supporting DVD
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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
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Operating System
Windows® 10 64-bit
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Form Factor
mATX Form Factor
22.6 cm x 22.1 cm (8.9 x 8.7 )
ASUS PRIME B450M-K Motherboard
Overview :
- Fan Xpert: Flexible controls for ultimate cooling and quietness, plus GPU-temperature sensing for cooler gaming
- 5X Protection III: Multiple hardware safeguards for all-round protection
- Ultrafast connectivity: Supreme flexibility with USB 3.1 Gen 2, Native M.2
- LED illumination: Lighting control for both PCIe slot and audio trace paths
Specification :
| CPU | AMD AM4 Socket AMD Ryzen™ 2nd Generation/Ryzen™ with Radeon™ Vega Graphics/Ryzen™ 1st Generation Processors |
| Chipset | AMD B450 |
| Memory | AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors 2 x DIMM, Max. 32GB, DDR4 3200(O.C.)/3000(O.C.)/2933(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 in the AMD Ryzen™ with Radeon™ Vega Graphics Processors Multi-VGA output support : DVI-D/D-Sub ports – Supports DVI-D with max. resolution 1920 x 1200 @ 60 Hz – Supports D-sub with max. resolution 1920 x 1200 @ 60 Hz |
| Expansion Slots | AMD Ryzen™ 2nd Generation/ Ryzen™ 1st Generation Processors 1 x PCIe 3.0/2.0 x16 (x16 mode) AMD Ryzen™ with Radeon™ Vega Graphics Processor 1 x PCIe 3.0/2.0 x16 (x8 mode) AMD B450 chipset 2 x PCIe 2.0 x1 |
| Storage | AMD B450 chipset : 4 x SATA 6Gb/s port(s), gray, Support Raid 0, 1, 10 AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation Processors : 1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode) |
| 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 | AMD Ryzen™ 2nd Generation/ Ryzen™ with Radeon™ Vega Graphics/ Ryzen™ 1st Generation : 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: 6 Phase digital power design ASUS Exclusive Features : – AI Suite 3 – Ai Charger ASUS Quiet Thermal Solution : – Stylish Fanless Design Heat-sink solution – ASUS Fan Xpert 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 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 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 storage devices support (SATA & PCIE 3.0 x 4 mode) 1 x COM port(s) connector(s) 4 x SATA 6Gb/s connector(s) 1 x CPU Fan connector(s) (1 x 4 -pin) 1 x Chassis 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 x Speaker connector |
| Accessories | User’s manual I/O Shield 2 x SATA 6Gb/s cable(s) 1 x M.2 Anchor 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 |
| Form Factor | mATX Form Factor 8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm ) |
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