Product comparison · 2 motherboards

ASUS PRIME B840M-R vs GIGABYTE X870E AORUS PRO (Rev. 1.1)

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  • 57specifications compared
  • 21differ
  • 36identical
  • 57known for one product only

Key differences

The GIGABYTE X870E AORUS PRO (Rev. 1.1) has 2 more memory slots than the ASUS PRIME B840M-R (4 vs 2). The GIGABYTE X870E AORUS PRO (Rev. 1.1) has 600 MHz more supported memory clock speed (max) than the ASUS PRIME B840M-R (8200 MHz vs 7600 MHz). The GIGABYTE X870E AORUS PRO (Rev. 1.1) has 128 GB more maximum internal memory than the ASUS PRIME B840M-R (256 GB vs 128 GB). Only the GIGABYTE X870E AORUS PRO (Rev. 1.1) has Wi-Fi. USB connector type: USB Type-A on the ASUS PRIME B840M-R, USB Type-A, USB Type-C on the GIGABYTE X870E AORUS PRO (Rev. 1.1).

  • Number of memory slots
    • PRIME B840M-R:2
    • X870E AORUS PRO (Rev. 1.1):4
  • Supported memory clock speed (max)
    • PRIME B840M-R:7600 MHz
    • X870E AORUS PRO (Rev. 1.1):8200 MHz
  • Maximum internal memory
    • PRIME B840M-R:128 GB
    • X870E AORUS PRO (Rev. 1.1):256 GB
  • Number of storage drives supported
    • PRIME B840M-R:6
    • X870E AORUS PRO (Rev. 1.1):8
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • PRIME B840M-R:1
    • X870E AORUS PRO (Rev. 1.1):2
  • Number of CPU fan connectors
    • PRIME B840M-R:1
    • X870E AORUS PRO (Rev. 1.1):2
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • PRIME B840M-R:0
    • X870E AORUS PRO (Rev. 1.1):3
  • Headphone outputs
    • PRIME B840M-R:1
    • X870E AORUS PRO (Rev. 1.1):2

Side by side

Differences highlightedShow differences only (on)
Comparison of PRIME B840M-R, X870E AORUS PRO (Rev. 1.1)
114 specifications
Processoridentical
Supported processor socketsKnown for oneUnknown — not stated by the sourceSocket AM5
Memory3 differ
Number of memory slotsDiffers24
Memory slot pin countKnown for oneUnknown — not stated by the source288
Supported memory clock speedsKnown for oneUnknown — not stated by the source8200,8000,7800,7600,7200,7000,6800,6666,6600,6400,6200,6000,5600,5200,4800,4400 MHz
Supported memory clock speed (max)Differs7600 MHz8200 MHz
Maximum internal memoryDiffers128 GB256 GB
Maximum internal memory per slotKnown for oneUnknown — not stated by the source64 GB
Storage controllers2 differ
Supported storage drive interfacesDiffersM.2, SATA IIIPCI Express 5.0, PCI Express 4.0, SATA III
Number of storage drives supportedDiffers68
Number of HDDs supportedKnown for one4Unknown — not stated by the source
Graphicsidentical
Maximum resolutionKnown for oneUnknown — not stated by the source4096 x 2160 pixels
HDCPKnown for oneUnknown — not stated by the sourceYes
HDCP versionKnown for oneUnknown — not stated by the source2.3
High Dynamic Range (HDR) supportedKnown for oneUnknown — not stated by the sourceYes
Internal I/O2 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers12
USB 3.2 Gen 2x2 connectorsKnown for oneUnknown — not stated by the source1
Front panel connectorKnown for oneUnknown — not stated by the sourceYes
Number of CPU fan connectorsDiffers12
Number of EPS power connectors (8-pin)Known for oneUnknown — not stated by the source2
Number of noise detection headersKnown for oneUnknown — not stated by the source1
Number of temperature sensor headersKnown for oneUnknown — not stated by the source2
Number of water pump connectorsKnown for oneUnknown — not stated by the source3
RGB LED pin headerKnown for oneUnknown — not stated by the sourceYes
Number of RGB LED pin headersKnown for oneUnknown — not stated by the source4
S/PDIF out connectorKnown for oneYesUnknown — not stated by the source
Number of chassis fan connectorsKnown for one2Unknown — not stated by the source
Number of COM connectorsKnown for one1Unknown — not stated by the source
Rear panel I/O ports3 differ
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers03
USB4 Gen 3x2 ports quantityKnown for oneUnknown — not stated by the source2
HDMI versionKnown for oneUnknown — not stated by the source2.1
Headphone outputsDiffers12
S/PDIF out portKnown for oneUnknown — not stated by the sourceYes
WiFi-AP antenna jackKnown for oneUnknown — not stated by the source2
USB connector typeDiffersUSB Type-AUSB Type-A, USB Type-C
PS/2 ports quantityKnown for one1Unknown — not stated by the source
DisplayPorts quantityKnown for one1Unknown — not stated by the source
Line-inKnown for oneYesUnknown — not stated by the source
Network3 differ
Ethernet interface typeDiffersGigabit EthernetFast Ethernet, Gigabit Ethernet, 2.5 Gigabit Ethernet
Wi-FiDiffersNoYes
Top Wi-Fi standardDiffersNot availableWi-Fi 7 (802.11be)
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), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
WLAN controller modelKnown for oneUnknown — not stated by the sourceQualcomm QCNCM865
BluetoothKnown for oneUnknown — not stated by the sourceYes
Bluetooth versionKnown for oneUnknown — not stated by the source5.4
Features4 differ
Motherboard form factorDiffersmicro ATXATX
Motherboard chipsetDiffersAMD B840AMD X870E
Audio chipKnown for oneUnknown — not stated by the sourceRealtek ALC1220
Product colourDiffersMulticolourBlack
PC health monitoringKnown for oneUnknown — not stated by the sourceVoltage, Temperature, Fan, Water cooling, Noise
Windows operating systems supportedDiffersWindows 11, Windows 10 x64Windows 11 x64
Expansion slots2 differ
PCI Express x4 slotsKnown for oneUnknown — not stated by the source2
PCI Express x16 slotsKnown for oneUnknown — not stated by the source1
Number of M.2 (M) slotsDiffers24
1st M.2 largest key sizeDiffers228025110
1st M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source5.0
2nd M.2 largest key sizeKnown for oneUnknown — not stated by the source22110
2nd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source5.0
3rd M.2 largest key sizeKnown for oneUnknown — not stated by the source22110
3rd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source5.0
4th M.2 largest key sizeKnown for oneUnknown — not stated by the source22110
4th M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source4.0
PCI Express x1 (Gen 3.x) slotsKnown for one1Unknown — not stated by the source
PCI Express x16 (Gen 4.x) slotsKnown for one1Unknown — not stated by the source
BIOSidentical
ACPI versionKnown for oneUnknown — not stated by the source5.0
Clear CMOS jumperKnown for oneUnknown — not stated by the sourceYes
Desktop Management Interface (DMI) versionKnown for oneUnknown — not stated by the source2.7
System Management BIOS (SMBIOS) versionKnown for oneUnknown — not stated by the source2.7
Weight & dimensions2 differ
WidthDiffers236 mm305 mm
DepthDiffers229 mm244 mm
HeightKnown for one36.5 mmUnknown — not stated by the source
Packaging contentidentical
Antenna includedKnown for oneUnknown — not stated by the sourceYes
Cables includedKnown for oneUnknown — not stated by the sourceSATA
Bundled softwareKnown for oneUnknown — not stated by the sourceNorton Internet Security
Packaging dataidentical
Package widthKnown for one260 mmUnknown — not stated by the source
Package depthKnown for one270 mmUnknown — not stated by the source
Package heightKnown for one51.5 mmUnknown — not stated by the source
Package weightKnown for one924 gUnknown — not stated by the source
Other featuresidentical
WeightKnown for one563 gUnknown — 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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