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Product comparison · 2 motherboards

ASUS PRIME B660-PLUS D4 vs ASUS ROG STRIX B660-I GAMING WIFI

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  • 56specifications compared
  • 23differ
  • 33identical
  • 29known for one product only

Key differences

  • Supported memory types
    • DDR4-SDRAM
    • DDR5-SDRAM
  • Number of memory slots
    • 4
    • 2
  • Maximum internal memory
    • 128 GB
    • 64 GB
  • USB 2.0 connectors
    • 2
    • 1
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 1
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 0
    • 1
  • USB 2.0 ports quantity
    • 2
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity
    • 1
    • 3

Side by side

Differences highlightedShow differences only
85 specifications
A

ASUS

PRIME B660-PLUS D4View product
B

ASUS

ROG STRIX B660-I GAMING WIFIView product
Processor1 differ
Processor manufacturerIntelIntel
Processor socketLGA 1700LGA 1700
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 1700
Maximum number of SMP processorsKnown for one1
Memory4 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slotsDiffers42
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsDiffers2133,2400,2666,2800,2933,3000,3333,3400,3466,3600,3733,3866,4000,4266,4400,4600,4800,5000,5066 MHz4800,5000,5200,5400,5600,5800,6000,6200 MHz
Maximum internal memoryDiffers128 GB64 GB
Unbuffered memoryYesYes
Storage controllers1 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, PCI Express 4.0, SATA IIIM.2, SATA
Number of HDDs supportedKnown for one4
Number of storage drives supportedKnown for one7
RAID supportKnown for oneYes
RAID levels0, 1, 5, 100, 1, 5, 10
Internal I/O3 differ
USB 2.0 connectorsDiffers21
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers21
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Number of SATA III connectors44
S/PDIF out connectorYesYes
Front panel audio connectorYesYes
Front panel connectorKnown for oneYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of chassis fan connectorsKnown for one3
Chassis intrusion connectorKnown for oneYes
EPS power connector (8-pin)YesYes
Number of COM connectorsKnown for one1
TPM connectorKnown for oneYes
Thunderbolt headersKnown for one1
RGB LED pin headerYesYes
12V power connectorKnown for oneYes
Rear panel I/O ports7 differ
USB 2.0 ports quantityDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers13
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
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers10
Ethernet LAN (RJ-45) ports11
VGA (D-Sub) ports quantityDiffers10
HDMI ports quantity11
HDMI version2.12.1
DVI-D ports quantity00
DisplayPorts quantity11
DisplayPort version1.41.4
Headphone outputsDiffers31
USB connector typeUSB Type-A, USB Type-CUSB Type-A, USB Type-C
USB 3.2 Gen 2x2 Type-C ports quantityKnown for one1
Microphone inKnown for oneYes
S/PDIF out portKnown for oneYes
Network1 differ
Ethernet LANYesYes
Ethernet interface type2.5 Gigabit Ethernet2.5 Gigabit Ethernet
Wi-FiDiffersNoYes
LAN controllerKnown for oneIntel I225-V
Top Wi-Fi standardKnown for oneWi-Fi 6 (802.11ax)
Wi-Fi standardsKnown for one802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.2
Features1 differ
Component forPCPC
Motherboard form factorDiffersATXmini ITX
Motherboard chipset familyIntelIntel
Motherboard chipsetIntel B660Intel B660
Audio output channels7.1 channels7.1 channels
Power source typeKnown for oneATX
Windows operating systems supportedWindows 10 x64, Windows 11 x64Windows 10 x64, Windows 11 x64
Audio chipKnown for oneSupremeFX S1220A
Expansion slots1 differ
PCI Express x1 (Gen 3.x) slotsKnown for one2
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI Express x16 (Gen 4.x) slotsKnown for one1
Number of M.2 (M) slotsDiffers32
PCI Express x16 (Gen 5.x) slotsKnown for one1
BIOSidentical
BIOS typeUEFI AMIUEFI AMI
BIOS memory size128 Mbit128 Mbit
Clear CMOS jumperKnown for oneYes
Logistics dataidentical
Harmonized System (HS) code8473302084733020
Weight & dimensions3 differ
WidthDiffers305 mm170 mm
DepthDiffers244 mm170 mm
HeightDiffers53 mm94 mm
Packaging contentidentical
Cables includedSATASATA
Drivers includedKnown for oneYes
Other features1 differ
WeightDiffers891 g1 kg
Graphicsidentical
Number of displays supportedKnown for one2

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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