Product comparison · 2 motherboards

GIGABYTE A520I AC (Rev. 1.4) vs GIGABYTE B550M GAMING X WIFI6 (Rev. 1.2)

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  • 79specifications compared
  • 25differ
  • 54identical
  • 43known for one product only

Key differences

The GIGABYTE B550M GAMING X WIFI6 (Rev. 1.2) has 2 more memory slots than the GIGABYTE A520I AC (Rev. 1.4) (4 vs 2). The GIGABYTE A520I AC (Rev. 1.4) has 2,100 MHz more supported memory clock speed (max) than the GIGABYTE B550M GAMING X WIFI6 (Rev. 1.2) (5300 MHz vs 3200 MHz). The GIGABYTE B550M GAMING X WIFI6 (Rev. 1.2) has 64 GB more maximum internal memory than the GIGABYTE A520I AC (Rev. 1.4) (128 GB vs 64 GB). Ethernet interface type: Fast Ethernet, Gigabit Ethernet on the GIGABYTE A520I AC (Rev. 1.4), Gigabit Ethernet on the GIGABYTE B550M GAMING X WIFI6 (Rev. 1.2). Top Wi-Fi standard: Wi-Fi 5 (802.11ac) on the GIGABYTE A520I AC (Rev. 1.4), Wi-Fi 6 (802.11ax) on the GIGABYTE B550M GAMING X WIFI6 (Rev. 1.2).

  • Number of memory slots
    • A520I AC (Rev. 1.4):2
    • B550M GAMING X WIFI6 (Rev. 1.2):4
  • Supported memory clock speed (max)
    • A520I AC (Rev. 1.4):5300 MHz
    • B550M GAMING X WIFI6 (Rev. 1.2):3200 MHz
  • Maximum internal memory
    • A520I AC (Rev. 1.4):64 GB
    • B550M GAMING X WIFI6 (Rev. 1.2):128 GB
  • Number of storage drives supported
    • A520I AC (Rev. 1.4):5
    • B550M GAMING X WIFI6 (Rev. 1.2):6
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • A520I AC (Rev. 1.4):1
    • B550M GAMING X WIFI6 (Rev. 1.2):2
  • HDMI ports quantity
    • A520I AC (Rev. 1.4):2
    • B550M GAMING X WIFI6 (Rev. 1.2):1
  • Headphone outputs
    • A520I AC (Rev. 1.4):3
    • B550M GAMING X WIFI6 (Rev. 1.2):1
  • Top Wi-Fi standard
    • A520I AC (Rev. 1.4):Wi-Fi 5 (802.11ac)
    • B550M GAMING X WIFI6 (Rev. 1.2):Wi-Fi 6 (802.11ax)

Side by side

Differences highlightedShow differences only (on)
Comparison of A520I AC (Rev. 1.4), B550M GAMING X WIFI6 (Rev. 1.2)
122 specifications
Processor1 differ
Compatible processor seriesDiffersAMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 SeriesAMD Ryzen 3000 Series, AMD Ryzen 4000 Series, AMD Ryzen 5000 Series
Memory4 differ
Number of memory slotsDiffers24
Supported memory clock speedsDiffers5300,5200,5100,4800,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz2133,2400,2667,2933,3200 MHz
Supported memory clock speed (max)Differs5300 MHz3200 MHz
Maximum internal memoryDiffers64 GB128 GB
Memory slot pin countKnown for one288Unknown — not stated by the source
Storage controllers2 differ
Supported storage drive interfacesDiffersPCI Express 3.0, SATA IIIM.2, PCI Express 3.0, PCI Express 4.0, SATA III
Number of HDDs supportedKnown for oneUnknown — not stated by the source4
Number of storage drives supportedDiffers56
Graphicsidentical
On-board graphics cardKnown for oneUnknown — not stated by the sourceNo
DirectX versionKnown for oneUnknown — not stated by the source12.0
HDCP versionKnown for one2.3Unknown — not stated by the source
High Dynamic Range (HDR) supportedKnown for oneYesUnknown — not stated by the source
Number of displays supportedKnown for one3Unknown — not stated by the source
Internal I/O1 differ
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers12
Number of SATA II connectorsKnown for oneUnknown — not stated by the source0
Number of SATA connectorsKnown for oneUnknown — not stated by the source0
Number of chassis fan connectorsKnown for oneUnknown — not stated by the source2
RGB LED pin headerKnown for oneUnknown — not stated by the sourceYes
Number of RGB LED pin headersKnown for oneUnknown — not stated by the source5
Audio connectorKnown for oneYesUnknown — not stated by the source
12V power connectorKnown for oneYesUnknown — not stated by the source
Rear panel I/O ports2 differ
PS/2 ports quantityKnown for oneUnknown — not stated by the source1
HDMI ports quantityDiffers21
Headphone outputsDiffers31
Line-inKnown for oneUnknown — not stated by the sourceYes
USB connector typeKnown for oneUSB Type-AUnknown — not stated by the source
Network5 differ
Ethernet interface typeDiffersFast Ethernet, Gigabit EthernetGigabit Ethernet
LAN controllerKnown for oneUnknown — not stated by the sourceRealtek RTL8111H
Top Wi-Fi standardDiffersWi-Fi 5 (802.11ac)Wi-Fi 6 (802.11ax)
Wi-Fi standardsDiffers802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
WLAN controller modelDiffersRealtek RTL8821CERealtek RTL8851BE
Bluetooth versionDiffers4.25.3
Features5 differ
Motherboard form factorDiffersmini ITXmicro ATX
Motherboard chipsetDiffersAMD A520AMD B550
Audio chipKnown for oneUnknown — not stated by the sourceRealtek ALC1220-VB
Product colourDiffersBlackDark brown
PC health monitoringDiffersVoltage, Temperature, FanFan, Temperature, Voltage
Cooling typeKnown for oneUnknown — not stated by the sourcePassive
Power source typeKnown for oneUnknown — not stated by the sourceATX
Windows operating systems supportedDiffersWindows 11 x64, Windows 10 x64Windows 10 x64, Windows 11 x64
Expansion slots2 differ
PCI Express x1 (Gen 3.x) slotsKnown for oneUnknown — not stated by the source1
PCI Express x16 (Gen 4.x) slotsKnown for oneUnknown — not stated by the source1
Number of M.2 (M) slotsDiffers12
1st M.2 highest PCI Express generationDiffers3.04.0
2nd M.2 largest key sizeKnown for oneUnknown — not stated by the source2280
2nd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source3.0
Logistics dataidentical
Products per shipping (inner) caseKnown for oneUnknown — not stated by the source1 pc(s)
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 technologyKnown for oneUnknown — not stated by the sourceLithium-Manganese Dioxide (LiMnO2)
Battery typeKnown for oneUnknown — not stated by the sourceCR2032
Packaging dataidentical
Package widthKnown for oneUnknown — not stated by the source270 mm
Package depthKnown for oneUnknown — not stated by the source268 mm
Package heightKnown for oneUnknown — not stated by the source68 mm
Package weightKnown for oneUnknown — not stated by the source1.24 kg
Weight & dimensions2 differ
WidthDiffers170 mm244 mm
DepthDiffers170 mm244 mm
HeightKnown for oneUnknown — not stated by the source35 mm
Packaging content1 differ
Antenna includedKnown for oneUnknown — not stated by the sourceYes
Batteries includedKnown for oneUnknown — not stated by the sourceYes
Screws includedKnown for oneUnknown — not stated by the sourceYes
Bundled softwareDiffersNorton Internet SecurityNorton® Internet Security (OEM version) LAN bandwidth management software
Cables includedKnown for oneSATAUnknown — not stated by the source
Other featuresidentical
mSATA ports quantityKnown for oneUnknown — not stated by the source0
WeightKnown for oneUnknown — not stated by the source1.14 kg
Technical detailsidentical
Warranty periodKnown for oneUnknown — not stated by the source3 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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