Product comparison · 2 motherboards

ASUS PRIME B450-PLUS vs ASUS PRIME B450M-A

60specifications compared
12differ
48identical
11known for one product only

Key differences

Number of chassis fan connectors
- PRIME B450-PLUS:3
- PRIME B450M-A:2
USB 2.0 ports quantity
- PRIME B450-PLUS:2
- PRIME B450M-A:0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
- PRIME B450-PLUS:2
- PRIME B450M-A:4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
- PRIME B450-PLUS:1
- PRIME B450M-A:0
PS/2 ports quantity
- PRIME B450-PLUS:1
- PRIME B450M-A:2
VGA (D-Sub) ports quantity
- PRIME B450-PLUS:0
- PRIME B450M-A:1
Motherboard form factor
- PRIME B450-PLUS:ATX
- PRIME B450M-A:micro ATX
Audio chip
- PRIME B450-PLUS:Realtek ALC887-VD2
- PRIME B450M-A:Realtek ALC887

Side by side

Differences highlightedShow differences only

Comparison of PRIME B450-PLUS, PRIME B450M-A
71 specifications	A ASUS PRIME B450-PLUS View product	B ASUS PRIME B450M-A View product
Processoridentical
Processor manufacturer	AMD	AMD
Processor socket	Socket AM4	Socket AM4
Compatible processor series	AMD Athlon, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series	AMD Athlon, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series
Maximum number of SMP processors	1	1
Memoryidentical
Supported memory types	DDR4-SDRAM	DDR4-SDRAM
Number of memory slots	4	4
Memory slots type	DIMM	DIMM
Memory channels	Dual-channel	Dual-channel
ECC сompatibility	ECC	ECC
Supported memory clock speeds	2133,2400,2666,2800,3000,3200 MHz	2133,2400,2666,2800,3000,3200 MHz
Maximum internal memory	64 GB	64 GB
Unbuffered memory	Yes	Yes
Storage controllersidentical
RAID levelsKnown for one	Unknown — not stated by the source	0, 1, 10
Graphicsidentical
Maximum resolution	4096 x 2160 pixels	4096 x 2160 pixels
Parallel processing technology supportKnown for one	CrossFireX	Unknown — not stated by the source
Internal I/O1 differ
USB 2.0 connectors	2	2
USB 3.2 Gen 1 (3.1 Gen 1) connectors	1	1
USB 3.2 Gen 2 (3.1 Gen 2) connectors	0	0
Number of SATA III connectors	6	6
Number of SATA II connectors	0	0
Number of Parallel ATA connectors	0	0
S/PDIF out connectorKnown for one	Unknown — not stated by the source	Yes
Audio connectorKnown for one	Unknown — not stated by the source	Yes
Front panel audio connector	Yes	Yes
Front panel connector	Yes	Yes
ATX Power connector (24-pin)	Yes	Yes
Number of EATX power connectors	1	1
CPU fan connector	Yes	Yes
Number of chassis fan connectorsDiffers	3	2
12V power connector	Yes	Yes
Number of COM connectors	1	1
TPM connectorKnown for one	Unknown — not stated by the source	Yes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers	2	0
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers	2	4
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers	1	0
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity	2	2
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity	0	0
Ethernet LAN (RJ-45) ports	1	1
PS/2 ports quantityDiffers	1	2
VGA (D-Sub) ports quantityDiffers	0	1
HDMI ports quantityKnown for one	Unknown — not stated by the source	1
HDMI version	2.0b	2.0b
DVI-D ports quantity	1	1
eSATA ports quantityKnown for one	0	Unknown — not stated by the source
Firewire (IEEE 1394) portsKnown for one	0	Unknown — not stated by the source
Networkidentical
Ethernet LAN	Yes	Yes
Ethernet interface type	Gigabit Ethernet	Gigabit Ethernet
LAN controller	Realtek RTL8111H	Realtek RTL8111H
Wake-on-LAN readyKnown for one	Yes	Unknown — not stated by the source
Features2 differ
Component for	PC	PC
Motherboard form factorDiffers	ATX	micro ATX
Motherboard chipset family	AMD	AMD
Motherboard chipset	AMD B450	AMD B450
Audio chipDiffers	Realtek ALC887-VD2	Realtek ALC887
Audio output channels	7.1 channels	7.1 channels
Windows operating systems supported	Windows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 Pro x64	Windows 10 Education x64, Windows 10 Enterprise x64, Windows 10 Home x64, Windows 10 Pro x64
Expansion slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers	3	2
PCI Express x16 (Gen 3.x) slotsDiffers	2	1
Number of M.2 (M) slots	1	1
BIOSidentical
BIOS type	UEFI AMI	UEFI AMI
BIOS memory size	128 Mbit	128 Mbit
ACPI version	6.1	6.1
Clear CMOS jumper	Yes	Yes
Plug and PlayKnown for one	Unknown — not stated by the source	Yes
System Management BIOS (SMBIOS) version	3.1	3.1
Weight & dimensions2 differ
WidthDiffers	305 mm	244 mm
DepthDiffers	234 mm	240 mm
Packaging contentidentical
Cables included	SATA	SATA
Manual	Yes	Yes
Drivers included	Yes	Yes
Logistics dataidentical
Harmonized System (HS) codeKnown for one	84733020	Unknown — not stated by the source

A dash means the value is not stated by the source. Unknown values are never counted for or against a product, and there is no overall score.

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