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Product comparison · 2 motherboards

ASUS PRIME B450-PLUS vs ASUS PRIME B450M-K

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  • 58specifications compared
  • 15differ
  • 43identical
  • 12known for one product only

Key differences

  • Maximum internal memory
    • 64 GB
    • 32 GB
  • Maximum resolution
    • 4096 x 2160 pixels
    • 1920 x 1200 pixels
  • Number of SATA III connectors
    • 6
    • 4
  • Number of chassis fan connectors
    • 3
    • 1
  • USB 2.0 ports quantity
    • 2
    • 0
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 2
    • 4
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
    • 1
    • 0
  • PS/2 ports quantity
    • 1
    • 2

Side by side

Differences highlightedShow differences only
70 specifications
A

ASUS

PRIME B450-PLUSView product
B

ASUS

PRIME B450M-KView product
Memory2 differ
Number of memory slotsKnown for one4
ECC сompatibilityKnown for oneECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200 MHz2133,2400,2666,2800,2933,3000,3200 MHz
Maximum internal memoryDiffers64 GB32 GB
Graphics1 differ
Parallel processing technology supportKnown for oneCrossFireX
Maximum resolutionDiffers4096 x 2160 pixels1920 x 1200 pixels
Internal I/O2 differ
Number of SATA III connectorsDiffers64
Number of chassis fan connectorsDiffers31
S/PDIF out connectorKnown for oneYes
Audio connectorKnown for oneYes
Rear panel I/O ports5 differ
USB 2.0 ports quantityDiffers20
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers24
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers10
PS/2 ports quantityDiffers12
VGA (D-Sub) ports quantityDiffers01
HDMI versionKnown for one2.0b
HDMI ports quantityKnown for one0
Networkidentical
Wake-on-LAN readyKnown for oneYes
Features1 differ
Motherboard form factorDiffersATXmicro ATX
Audio chipKnown for oneRealtek ALC887-VD2
Audio output channelsKnown for one7.1 channels
Expansion slots2 differ
PCI Express x1 (Gen 2.x) slotsDiffers32
PCI Express x16 (Gen 3.x) slotsDiffers21
BIOSidentical
Plug and PlayKnown for oneYes
Weight & dimensions2 differ
WidthDiffers305 mm226 mm
DepthDiffers234 mm221 mm
Storage controllersidentical
RAID levelsKnown for one0, 1, 10

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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