Product Comparison: ASUS PRIME B450M-A vs ASRock B450M PRO4


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General Specifications
Brand
ASUS
ASRock
Model
PRIME B450M-A
B450M PRO4
Origin
China
China
About the Product
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.
This motherboard uses a next generation Hybrid Digi Power design to bring precise control and smooth power. With the ensured efficient and clean power delivery to the CPU, the stability and lifespan of motherboard is also greatly enhanced.
Key Specs
Form Factor
Micro ATX
Micro ATX
Socket
AM4
AM4
Chipset
AMD B450
AMD Promontory B450
Supported Processors
Supports 1st, 2nd and 3rd Gen AMD Ryzen
Supports 2nd and 3rd Gen AMD Ryzen
Memory Slot Type
288 pin
288 pin
What customers say about "Key Specs"
ASUS PRIME B450M-A Motherboard
  • Worked with a new Ryzen 7 3700x out of the box with no flashing required.
  • I use it with an AMD Ryzen 5 2600 for a desktop PC.
  • Very nice, fits with AMD Ryzen 5 processor.
  • The B450M-A is a best for budget gaming beginners.
  • Supports the third generation of Ryzen processors without bios updating.
Size & Weight
Height
9.6 in.
9.6 in.
Width
9.6 in.
9.6 in.
Depth
1 in.
1.57 in.
Weight
1.54 lbs.
1.1 lbs.

ASUS PRIME B450M-A

ASRock B450M PRO4

ASUS PRIME B450M-A

ASRock B450M PRO4

ASUS PRIME B450M-A

ASRock B450M PRO4

ASUS PRIME B450M-A

ASRock B450M PRO4

Memory
Memory Type
DDR4
DDR4
Maximum Speed
4400 MHz
3200 MHz
Number Of Memory Slots
4
4
Max. Memory Supported
128 GB
64 GB

ASUS PRIME B450M-A

ASRock B450M PRO4

ASUS PRIME B450M-A

ASRock B450M PRO4

ASUS PRIME B450M-A

ASRock B450M PRO4

What customers say about "Memory"
ASUS PRIME B450M-A Motherboard
  • I purchased 32gb of ram is all is detected.
  • RAM at 3200MHz passes perfectly.
  • It immediately recognized the 2666 Mhz DDR4 ram.
  • Simple and complete bios interface. Supports up to 4 slots of RAM.
  • Excellent mid range motherboard that includes many features. And works great with 64GB memory.
Connectivity
PCI
3
3
PCI-E
PCIe 3.0/2.0 x16, 2x PCIe 2.0 x1
2x PCIe 3.0/2.0 x16, PCIe 2.0 x1
HDMI
1
1
USB
6x USB 3.1 Gen1, 2x USB 3.1 Gen2, 4x USB 2.0/1.1
6x USB 3.1 Gen1, 2x USB 3.1 Gen2, 6x USB 2.0
SATA
6
4
Other Interfaces
2x PS/2, M.2, DVI-D, VGA, RJ-45, 3x audio jacks
Ultra M.2, M.2, PS/2, VGA, DVI-D, RJ-45, 3x audio jacks

ASUS PRIME B450M-A

ASRock B450M PRO4

What customers say about "Connectivity"
ASUS PRIME B450M-A Motherboard
  • BIOS complete and rather well done, connectors good.
  • The connectors are easily identified on the board for someone who is accustomed to mounting a PC.
  • All connectors are of good quality.
  • Had to return the item, it had problems with the USB ports.
  • There are only 2 sockets for the fans of the enclosure.
Features
Native Audio
Realtek ALC887
Realtek ALC892
Additional Accessories Included
I/O Shield, 2x SATA cables, M.2 Screw, Driver disk
Driver disk, I/O Shield, 2x SATA cable, 2x M.2 Screw
Extras
Ai Charger, ASUS 5X Protection III, AI Suite 3, ASUS Quiet Thermal Solution, ASUS Fan Xpert 2+, ASUS EZ DIY, ASUS Q-Design
ASRock Super Alloy, Premium 42A Power Choke, Sapphire Black PCB, High Density Glass Fabric PCB, 2oz Copper PCB, ASRock Full Spike Protection, ASRock Live Update & APP Shop
What customers say about "Features"
ASUS PRIME B450M-A Motherboard
  • Worked beautifully. Love Asus Motherboards.
  • Good quality motherboard. Amazing features.
  • BIOS is fairly easy to use and has a huge amount of features for tweaking.
  • The board for itself is a good card, with good features and performance.
  • The board lacks some features like built in WIFI and Bluetooth.
Power
Power Connectors
24-pin EATX, 8-pin ATX 12V
24-pin ATX, 8-pin ATX 12V
Warranty / Certifications
Manufacturer Warranty
1 year(s)
1 year(s)
Certifications
CE, FCC
CE, FCC
Other Information
Manufacturer


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