Product comparison · 2 motherboards

ASUS PRIME B660M-A D4 vs ASUS ROG STRIX B660-I GAMING WIFI

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  • 57specifications compared
  • 24differ
  • 33identical
  • 27known for one product only

Key differences

  • Supported memory types
    • PRIME B660M-A D4:DDR4-SDRAM
    • ROG STRIX B660-I GAMING WIFI:DDR5-SDRAM
  • Number of memory slots
    • PRIME B660M-A D4:4
    • ROG STRIX B660-I GAMING WIFI:2
  • Maximum internal memory
    • PRIME B660M-A D4:128 GB
    • ROG STRIX B660-I GAMING WIFI:64 GB
  • USB 2.0 connectors
    • PRIME B660M-A D4:3
    • ROG STRIX B660-I GAMING WIFI:1
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • PRIME B660M-A D4:3
    • ROG STRIX B660-I GAMING WIFI:1
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • PRIME B660M-A D4:0
    • ROG STRIX B660-I GAMING WIFI:1
  • USB 2.0 ports quantity
    • PRIME B660M-A D4:4
    • ROG STRIX B660-I GAMING WIFI:3
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • PRIME B660M-A D4:0
    • ROG STRIX B660-I GAMING WIFI:3

Side by side

Differences highlightedShow differences only (on)
Comparison of PRIME B660M-A D4, ROG STRIX B660-I GAMING WIFI
84 specifications
Processor1 differ
Compatible processor seriesDiffersIntel® Celeron®, Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7, Intel® Core™ i9, Intel® Pentium® GoldIntel® Celeron®, Intel® Core™ i3, Intel® Core™ i5, Intel® Core™ i7, Intel® Core™ i9, Intel® Pentium®, Intel® Pentium® Gold
Supported processor socketsKnown for oneLGA 1700Unknown — not stated by the source
Maximum number of SMP processorsKnown for oneUnknown — not stated by the source1
Memory4 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slotsDiffers42
Supported memory clock speedsDiffers2133,2400,2666,2800,2933,3000,3200,3333,3400,3466,3600,3733,4000,4266,4400,4600,4800,5000,5333 MHz4800,5000,5200,5400,5600,5800,6000,6200 MHz
Maximum internal memoryDiffers128 GB64 GB
Storage controllers1 differ
Supported storage drive interfacesDiffersM.2, PCI Express 4.0, SATA IIIM.2, SATA
Number of HDDs supportedKnown for one4Unknown — not stated by the source
Number of storage drives supportedKnown for one6Unknown — not stated by the source
RAID supportKnown for oneYesUnknown — not stated by the source
Internal I/O3 differ
USB 2.0 connectorsDiffers31
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers31
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Front panel connectorKnown for oneYesUnknown — not stated by the source
Number of chassis fan connectorsKnown for one2Unknown — not stated by the source
Chassis intrusion connectorKnown for oneYesUnknown — not stated by the source
Number of COM connectorsKnown for one1Unknown — not stated by the source
Parallel connectorKnown for oneYesUnknown — not stated by the source
TPM connectorKnown for oneYesUnknown — not stated by the source
12V power connectorKnown for oneUnknown — not stated by the sourceYes
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers43
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers03
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantityDiffers01
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers20
PS/2 ports quantityKnown for one1Unknown — not stated by the source
HDMI ports quantityDiffers21
Headphone outputsDiffers31
USB connector typeDiffersUSB Type-AUSB Type-A, USB Type-C
USB 3.2 Gen 2x2 Type-C ports quantityKnown for oneUnknown — not stated by the source1
Microphone inKnown for oneUnknown — not stated by the sourceYes
S/PDIF out portKnown for oneUnknown — not stated by the sourceYes
Network2 differ
Ethernet interface typeDiffersGigabit Ethernet2.5 Gigabit Ethernet
Wi-FiDiffersNoYes
LAN controllerKnown for oneUnknown — not stated by the sourceIntel I225-V
Top Wi-Fi standardKnown for oneUnknown — not stated by the sourceWi-Fi 6 (802.11ax)
Wi-Fi standardsKnown for oneUnknown — not stated by the source802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
BluetoothKnown for oneUnknown — not stated by the sourceYes
Bluetooth versionKnown for oneUnknown — not stated by the source5.2
Features2 differ
Motherboard form factorDiffersmicro ATXmini ITX
Audio chipDiffersRealtek ALC897SupremeFX S1220A
Expansion slotsidentical
PCI Express x16 (Gen 3.x) slotsKnown for one2Unknown — not stated by the source
PCI Express x16 (Gen 4.x) slotsKnown for one1Unknown — not stated by the source
PCI Express x16 (Gen 5.x) slotsKnown for oneUnknown — not stated by the source1
BIOSidentical
Clear CMOS jumperKnown for oneYesUnknown — not stated by the source
Weight & dimensions3 differ
WidthDiffers244 mm170 mm
DepthDiffers244 mm170 mm
HeightDiffers60 mm94 mm
Packaging contentidentical
Drivers includedKnown for oneUnknown — not stated by the sourceYes
Other features1 differ
WeightDiffers819 g1 kg
Graphicsidentical
Number of displays supportedKnown for oneUnknown — not stated by the source2

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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