Product comparison · 2 motherboards

GIGABYTE A520I AC (Rev. 1.4) vs GIGABYTE B650 GAMING X AX V2 (Rev. 1.3)

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  • 83specifications compared
  • 34differ
  • 49identical
  • 18known for one product only

Key differences

The GIGABYTE B650 GAMING X AX V2 (Rev. 1.3) has 2 more memory slots than the GIGABYTE A520I AC (Rev. 1.4) (4 vs 2). The GIGABYTE B650 GAMING X AX V2 (Rev. 1.3) has 2,700 MHz more supported memory clock speed (max) than the GIGABYTE A520I AC (Rev. 1.4) (8000 MHz vs 5300 MHz). The GIGABYTE B650 GAMING X AX V2 (Rev. 1.3) has 192 GB more maximum internal memory than the GIGABYTE A520I AC (Rev. 1.4) (256 GB vs 64 GB). Processor socket: Socket AM4 on the GIGABYTE A520I AC (Rev. 1.4), Socket AM5 on the GIGABYTE B650 GAMING X AX V2 (Rev. 1.3). Supported processor sockets: Socket AM4 on the GIGABYTE A520I AC (Rev. 1.4), Socket AM5 on the GIGABYTE B650 GAMING X AX V2 (Rev. 1.3).

  • Processor socket
    • A520I AC (Rev. 1.4):Socket AM4
    • B650 GAMING X AX V2 (Rev. 1.3):Socket AM5
  • Supported processor sockets
    • A520I AC (Rev. 1.4):Socket AM4
    • B650 GAMING X AX V2 (Rev. 1.3):Socket AM5
  • Supported memory types
    • A520I AC (Rev. 1.4):DDR4-SDRAM
    • B650 GAMING X AX V2 (Rev. 1.3):DDR5-SDRAM
  • Number of memory slots
    • A520I AC (Rev. 1.4):2
    • B650 GAMING X AX V2 (Rev. 1.3):4
  • ECC сompatibility
    • A520I AC (Rev. 1.4):ECC & Non-ECC
    • B650 GAMING X AX V2 (Rev. 1.3):Non-ECC
  • Supported memory clock speed (max)
    • A520I AC (Rev. 1.4):5300 MHz
    • B650 GAMING X AX V2 (Rev. 1.3):8000 MHz
  • Maximum internal memory
    • A520I AC (Rev. 1.4):64 GB
    • B650 GAMING X AX V2 (Rev. 1.3):256 GB
  • Maximum internal memory per slot
    • A520I AC (Rev. 1.4):32 GB
    • B650 GAMING X AX V2 (Rev. 1.3):64 GB

Side by side

Differences highlightedShow differences only (off)
Comparison of A520I AC (Rev. 1.4), B650 GAMING X AX V2 (Rev. 1.3)
101 specifications
Processor3 differ
Processor manufacturerAMDAMD
Processor socketDiffersSocket AM4Socket AM5
Compatible processor seriesDiffersAMD Ryzen 5000 Series, AMD Ryzen 4000 Series, AMD Ryzen 3000 SeriesAMD Ryzen 7000 Series, AMD Ryzen 9000 Series, AMD Ryzen 8000 Series
Supported processor socketsDiffersSocket AM4Socket AM5
Memory7 differ
Supported memory typesDiffersDDR4-SDRAMDDR5-SDRAM
Number of memory slotsDiffers24
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityDiffersECC & Non-ECCNon-ECC
Supported memory clock speedsDiffers5300,5200,5100,4800,4600,4400,4266,4133,4000,3866,3733,3600,3466,3400,3200,2933,2667,2400,2133 MHz7800,8000,7600,7200,7000,6800,6600,6400,6200,6000,5600,5200,4800,4400 MHz
Supported memory clock speed (max)Differs5300 MHz8000 MHz
Maximum internal memoryDiffers64 GB256 GB
Unbuffered memoryYesYes
Maximum internal memory per slotDiffers32 GB64 GB
Memory slot pin countKnown for one288Unknown — not stated by the source
Storage controllers2 differ
Supported storage drive typesHDD & SSDHDD & SSD
Supported storage drive interfacesDiffersPCI Express 3.0, SATA IIIPCI Express 4.0, PCI Express 5.0, SATA III
Number of storage drives supportedDiffers57
RAID supportYesYes
RAID levels0, 1, 100, 1, 10
Graphics1 differ
Parallel processing technology supportNot supportedNot supported
Maximum resolutionDiffers5120 x 2880 pixels4096 x 2160 pixels
HDCPYesYes
HDCP version2.32.3
High Dynamic Range (HDR) supportedYesYes
Number of displays supportedKnown for one3Unknown — not stated by the source
Internal I/O1 differ
USB 2.0 connectorsDiffers12
USB 3.2 Gen 1 (3.1 Gen 1) connectors11
USB 3.2 Gen 2 (3.1 Gen 2) connectors00
USB 3.2 Gen 2x2 connectorsKnown for oneUnknown — not stated by the source1
Number of SATA III connectors44
Front panel audio connectorYesYes
Front panel connectorYesYes
ATX Power connector (24-pin)YesYes
CPU fan connectorYesYes
Number of CPU fan connectors11
Peripheral (Molex) power connectors (4-pin)Known for oneUnknown — not stated by the source1
EPS power connector (8-pin)YesYes
Number of EPS power connectors (8-pin)11
12V power connectorYesYes
Number of water pump connectorsKnown for oneUnknown — not stated by the source1
Serial port headers11
TPM connectorYesYes
RGB LED pin headerKnown for oneUnknown — not stated by the sourceYes
Number of RGB LED pin headersKnown for oneUnknown — not stated by the source3
Audio connectorKnown for oneYesUnknown — not stated by the source
Rear panel I/O ports6 differ
USB 2.0 ports quantityDiffers23
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers43
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
PS/2 ports quantityKnown for oneUnknown — not stated by the source1
VGA (D-Sub) ports quantity00
HDMI ports quantityDiffers21
HDMI version2.12.1
DVI-D ports quantity00
DisplayPorts quantity11
DisplayPort version1.41.4
Headphone outputs33
Line-inKnown for oneUnknown — not stated by the sourceYes
Microphone inYesYes
WiFi-AP antenna jack22
USB connector typeDiffersUSB Type-AUSB Type-A, USB Type-C
Network5 differ
Ethernet LANYesYes
Ethernet interface typeDiffersFast Ethernet, Gigabit Ethernet2.5 Gigabit Ethernet, Gigabit Ethernet, Fast Ethernet
Wi-FiYesYes
Top Wi-Fi standardDiffersWi-Fi 5 (802.11ac)Wi-Fi 6E (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 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac)
WLAN controller modelDiffersRealtek RTL8821CEIntel Wi-Fi 6E AX210
BluetoothYesYes
Bluetooth versionDiffers4.25.3
Features3 differ
Component forPCPC
Motherboard form factorDiffersmini ITXATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD A520AMD B650
Audio output channels7.1 channels7.1 channels
Product colourBlackBlack
PC health monitoringDiffersVoltage, Temperature, FanVoltage, Temperature, Water cooling, Fan
Windows operating systems supportedWindows 11 x64, Windows 10 x64Windows 11 x64, Windows 10 x64
Expansion slots3 differ
PCI Express x16 slotsKnown for oneUnknown — not stated by the source3
Number of M.2 (M) slotsDiffers13
1st M.2 largest key sizeDiffers228025110
1st M.2 highest PCI Express generationDiffers3.05.0
2nd M.2 largest key sizeKnown for oneUnknown — not stated by the source25110
2nd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source4.0
3rd M.2 largest key sizeKnown for oneUnknown — not stated by the source25110
3rd M.2 highest PCI Express generationKnown for oneUnknown — not stated by the source4.0
PCI Express x16 (Gen 3.x) slotsKnown for one1Unknown — not stated by the source
BIOS1 differ
BIOS typeUEFI AMIUEFI AMI
BIOS memory sizeDiffers128 Mbit256 Mbit
ACPI version5.05.0
Clear CMOS jumperYesYes
Desktop Management Interface (DMI) version2.72.7
System Management BIOS (SMBIOS) version2.72.7
Weight & dimensions2 differ
WidthDiffers170 mm305 mm
DepthDiffers170 mm244 mm
Packaging contentidentical
Antenna includedKnown for oneUnknown — not stated by the sourceYes
Cables includedSATASATA
Screws includedKnown for oneUnknown — not stated by the sourceYes
Bundled softwareNorton Internet SecurityNorton Internet Security

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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