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Product comparison · 2 motherboards

ASUS ROG STRIX B660-A GAMING WIFI D4 vs ASUS ROG STRIX B660-G GAMING WIFI

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  • 71specifications compared
  • 13differ
  • 58identical
  • 8known for one product only

Key differences

  • Supported memory types
    • DDR4-SDRAM
    • DDR5-SDRAM
  • Number of storage drives supported
    • 7
    • 6
  • Number of chassis fan connectors
    • 3
    • 2
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 2
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity
    • 1
    • 0
  • Motherboard form factor
    • ATX
    • micro ATX
  • Audio chip
    • Realtek ALC4080
    • SupremeFX S1220A
  • Number of M.2 (M) slots
    • 3
    • 2

Side by side

Differences highlightedShow differences only
79 specifications
A

ASUS

ROG STRIX B660-A GAMING WIFI D4View product
B

ASUS

ROG STRIX B660-G GAMING WIFIView product
Memory2 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Supported memory clock speedsDiffers2133,2400,2666,2800,2933,3000,3200,3333,3400,3466,3600,3733,4000,4266,4400,4600,4800,5000,5333 MHz4800,5000,5200,5400,5600,5800,6000 MHz
Storage controllers1 differ
Number of storage drives supportedDiffers76
RAID supportKnown for oneYes
RAID levelsKnown for one0, 1, 5, 10
Internal I/O1 differ
Number of chassis fan connectorsDiffers32
12V power connectorKnown for oneYes
Number of COM connectorsKnown for one1
Rear panel I/O ports2 differ
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers10
USB connector typeKnown for oneUSB Type-A, USB Type-C
Features2 differ
Motherboard form factorDiffersATXmicro ATX
Audio chipDiffersRealtek ALC4080SupremeFX S1220A
Power source typeKnown for oneATX
Expansion slots1 differ
PCI Express x1 (Gen 3.x) slotsKnown for one2
Number of M.2 (M) slotsDiffers32
PCI Express x1 slotsKnown for one2
BIOS1 differ
BIOS memory sizeDiffers192 Mbit256 Mbit
Weight & dimensions2 differ
WidthDiffers305 mm244 mm
HeightDiffers68 mm67 mm
Other features1 differ
WeightDiffers1.42 kg1.36 kg

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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