Product comparison · 2 motherboards

GIGABYTE B550M AORUS ELITE AX (REV. 1.4) vs GIGABYTE B850M AORUS STEALTH

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  • 95specifications compared
  • 41differ
  • 54identical
  • 26known for one product only

Key differences

The GIGABYTE B850M AORUS STEALTH has 3,467 MHz more supported memory clock speed (max) than the GIGABYTE B550M AORUS ELITE AX (REV. 1.4) (8200 MHz vs 4733 MHz). The GIGABYTE B850M AORUS STEALTH has 128 GB more maximum internal memory than the GIGABYTE B550M AORUS ELITE AX (REV. 1.4) (256 GB vs 128 GB). The GIGABYTE B850M AORUS STEALTH has 32 GB more maximum internal memory per slot than the GIGABYTE B550M AORUS ELITE AX (REV. 1.4) (64 GB vs 32 GB). Processor socket: Socket AM4 on the GIGABYTE B550M AORUS ELITE AX (REV. 1.4), Socket AM5 on the GIGABYTE B850M AORUS STEALTH. Supported processor sockets: Socket AM4 on the GIGABYTE B550M AORUS ELITE AX (REV. 1.4), Socket AM5 on the GIGABYTE B850M AORUS STEALTH.

  • Processor socket
    • B550M AORUS ELITE AX (REV. 1.4):Socket AM4
    • B850M AORUS STEALTH:Socket AM5
  • Supported processor sockets
    • B550M AORUS ELITE AX (REV. 1.4):Socket AM4
    • B850M AORUS STEALTH:Socket AM5
  • Supported memory types
    • B550M AORUS ELITE AX (REV. 1.4):DDR4-SDRAM
    • B850M AORUS STEALTH:DDR5-SDRAM
  • ECC сompatibility
    • B550M AORUS ELITE AX (REV. 1.4):ECC & Non-ECC
    • B850M AORUS STEALTH:Non-ECC
  • Supported memory clock speed (max)
    • B550M AORUS ELITE AX (REV. 1.4):4733 MHz
    • B850M AORUS STEALTH:8200 MHz
  • Maximum internal memory
    • B550M AORUS ELITE AX (REV. 1.4):128 GB
    • B850M AORUS STEALTH:256 GB
  • Maximum internal memory per slot
    • B550M AORUS ELITE AX (REV. 1.4):32 GB
    • B850M AORUS STEALTH:64 GB
  • Number of HDDs supported
    • B550M AORUS ELITE AX (REV. 1.4):4
    • B850M AORUS STEALTH:2

Side by side

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Comparison of B550M AORUS ELITE AX (REV. 1.4), B850M AORUS STEALTH
121 specifications
Processor3 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM4Socket AM5
Compatible processor seriesDiffersAMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 SeriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsDiffersSocket AM4Socket AM5
Maximum number of SMP processorsKnown for one1Unknown — not stated by the source
Memory6 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slots44
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityDiffersECC & Non-ECCNon-ECC
Supported memory clock speedsDiffers4733,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz8200,8000,7800,7600,7200,7000,6800,6600,6400,6200,6000,5600,5200,4800,4400 MHz
Supported memory clock speed (max)Differs4733 MHz8200 MHz
Maximum internal memoryDiffers128 GB256 GB
Unbuffered memoryYesYes
Maximum internal memory per slotDiffers32 GB64 GB
Storage controllers4 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersM.2, SATA IIIM.2, PCI Express 4.0, PCI Express 5.0, SATA III
Number of HDDs supportedDiffers42
Number of storage drives supportedDiffers65
RAID supportYesYes
RAID levelsDiffers0, 1, 100, 1, 10, 5
Graphicsidentical
Parallel processing technology supportNot supportedNot supported
Maximum resolution4096 x 2160 pixels4096 x 2160 pixels
DirectX version12.012.0
HDCPKnown for oneYesUnknown — not stated by the source
Internal I/O5 differ
USB 2.0 connectorsDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers01
Number of SATA III connectorsDiffers42
Front panel audio connectorYesYes
Front panel connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectorsDiffers12
Number of chassis fan connectors22
EPS power connector (8-pin)YesYes
Number of EPS power connectors (8-pin)11
12V power connectorYesYes
Number of water pump connectors22
TPM connectorYesYes
RGB LED pin headerYesYes
Number of RGB LED pin headersDiffers54
Serial port headersKnown for one1Unknown — not stated by the source
Rear panel I/O ports3 differ
USB 2.0 ports quantity44
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity44
USB 3.2 Gen 1 (3.1 Gen 1) Type-C ports quantity00
USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantityDiffers01
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers01
Ethernet LAN (RJ-45) ports11
VGA (D-Sub) ports quantity00
HDMI ports quantity11
HDMI version2.12.1
DVI-D ports quantityDiffers10
DisplayPorts quantityKnown for oneUnknown — not stated by the source1
DisplayPort versionKnown for oneUnknown — not stated by the source1.4
Headphone outputs11
Line-inYesYes
S/PDIF out portKnown for oneUnknown — not stated by the sourceYes
Digital audio optical outKnown for oneUnknown — not stated by the source1
WiFi-AP antenna jack22
PS/2 ports quantityKnown for one1Unknown — not stated by the source
Microphone inKnown for oneYesUnknown — not stated by the source
Network5 differ
Ethernet LANYesYes
Ethernet interface typeDiffersGigabit Ethernet2.5 Gigabit Ethernet, 5 Gigabit Ethernet, Gigabit Ethernet, Fast Ethernet
LAN controllerDiffersRealtek RTL8111HRealtek RTL8126
Wi-FiYesYes
Top Wi-Fi standardWi-Fi 6E (802.11ax)Wi-Fi 6E (802.11ax)
Wi-Fi standardsDiffersWi-Fi 6E (802.11ax)802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Wi-Fi 6E (802.11ax)
WLAN controller modelDiffersRealtek RTL8852CERealtek RTL8922AE
BluetoothYesYes
Bluetooth versionDiffers5.35.4
Features5 differ
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B550AMD B850
Audio chipDiffersRealtek ALC897Realtek ALC1220
Audio output channels7.1 channels7.1 channels
Product colourDiffersBrownBlack
PC health monitoringDiffersFan, Temperature, VoltageFan, Temperature, Voltage, Water cooling
Cooling typePassivePassive
Power source typeATXATX
Windows operating systems supportedDiffersWindows 10 x64, Windows 11 x64Windows 11 Home
Expansion slots4 differ
PCI Express x16 (Gen 4.x) slots11
PCI Express x16 (Gen 5.x) slotsKnown for oneUnknown — not stated by the source1
Number of M.2 (M) slotsDiffers23
1st M.2 largest key sizeDiffers221102280
1st M.2 highest PCI Express generationDiffers4.05.0
2nd M.2 largest key size22802280
2nd M.2 highest PCI Express generationDiffers3.04.0
3rd M.2 largest key sizeKnown for oneUnknown — not stated by the source2280
3rd 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 3.x) slotsKnown for one1Unknown — not stated by the source
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers128 Mbit512 Mbit
ACPI version5.05.0
Clear CMOS jumperYesYes
Clear CMOS buttonKnown for oneUnknown — not stated by the sourceYes
Desktop Management Interface (DMI) version2.72.7
System Management BIOS (SMBIOS) version2.72.7
Logistics dataidentical
Products per shipping (inner) caseKnown for oneUnknown — not stated by the source1 pc(s)
Country of originKnown for oneChinaUnknown — not stated by the source
Batteryidentical
Battery weightKnown for oneUnknown — not stated by the source3 g
Lithium weight per batteryKnown for oneUnknown — not stated by the source0.07 g
Number of battery cellsKnown for oneUnknown — not stated by the source1
Battery capacityKnown for oneUnknown — not stated by the source220 mAh
Battery technologyKnown for oneUnknown — not stated by the sourceLithium-Manganese Dioxide (LiMnO2)
Battery typeKnown for oneUnknown — not stated by the sourceCR2032
Packaging data4 differ
Package widthDiffers265 mm268 mm
Package depthDiffers265 mm287 mm
Package heightDiffers65 mm89 mm
Package weightDiffers1.27 kg2.66 kg
Weight & dimensionsidentical
Width244 mm244 mm
Depth244 mm244 mm
HeightKnown for oneUnknown — not stated by the source35 mm
Packaging content1 differ
Antenna includedYesYes
Batteries includedKnown for oneUnknown — not stated by the sourceYes
Screws includedYesYes
Bundled softwareDiffersNorton® Internet Security (OEM version)LAN bandwidth management softwareNorton® Internet Security (OEM version)
Other featuresidentical
WeightKnown for oneUnknown — not stated by the source2.29 kg
Technical detailsidentical
Warranty period3 year(s)3 year(s)

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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