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Product comparison · 2 motherboards

ASUS PRIME A520M-A II/CSM vs ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION

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  • 54specifications compared
  • 15differ
  • 39identical
  • 25known for one product only

Key differences

The ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION has 1 more USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity than the ASUS PRIME A520M-A II/CSM (1 vs 0). The ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION has 1 more USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity than the ASUS PRIME A520M-A II/CSM (1 vs 0). The ASUS PRIME A520M-A II/CSM has 1 more VGA (D-Sub) ports quantity than the ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION (1 vs 0). Only the ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION has Wi-Fi. Compatible processor series: AMD Ryzen™ 3, AMD Ryzen™ 5 on the ASUS PRIME A520M-A II/CSM, AMD Ryzen 3000 Series on the ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION.

  • Compatible processor series
    • AMD Ryzen™ 3, AMD Ryzen™ 5
    • AMD Ryzen 3000 Series
  • Supported storage drive interfaces
    • M.2, SATA III
    • SATA III
  • Parallel processing technology support
    • Not supported
    • 2-Way CrossFireX
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity
    • 0
    • 1
  • USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity
    • 0
    • 1
  • VGA (D-Sub) ports quantity
    • 1
    • 0
  • Ethernet interface type
    • Gigabit Ethernet
    • 2.5 Gigabit Ethernet
  • Wi-Fi
    • No
    • Yes

Side by side

Differences highlightedShow differences only
79 specifications
A

ASUS

PRIME A520M-A II/CSMView product
B

ASUS

TUF GAMING B550M (WI-FI) ZAKU II EDITIONView product
Processor1 differ
Compatible processor seriesDiffersAMD Ryzen™ 3, AMD Ryzen™ 5AMD Ryzen 3000 Series
Maximum number of SMP processorsKnown for one1
Memory1 differ
ECC сompatibilityKnown for oneECC
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4100,4133,4400,4466,4600,4800 MHz2133,2400,2666,2800,2933,3000,3200,3333,3400,3466,3600,3733,3866,4000,4133,4200,4266,4333,4400,4466,4600,4800,4866 MHz
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesDiffersM.2, SATA IIISATA III
Number of HDDs supportedKnown for one4
Number of storage drives supportedKnown for one5
Graphics1 differ
Parallel processing technology supportDiffersNot supported2-Way CrossFireX
Internal I/Oidentical
Audio connectorKnown for oneYes
Front panel connectorKnown for oneYes
S/PDIF out connectorKnown for oneYes
EPS power connector (8-pin)Known for oneYes
Rear panel I/O ports3 differ
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
VGA (D-Sub) ports quantityDiffers10
HDMI versionKnown for one2.1
DisplayPort versionKnown for one1.2
S/PDIF out portKnown for oneYes
Digital audio optical outKnown for one1
Microphone inKnown for oneYes
USB connector typeKnown for oneUSB Type-A
Network3 differ
Ethernet interface typeDiffersGigabit Ethernet2.5 Gigabit Ethernet
LAN controllerKnown for oneRealtek RTL8125B
Wake-on-LAN readyKnown for oneYes
Wi-FiDiffersNoYes
Top Wi-Fi standardDiffersNot availableWi-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 one5.1
Features2 differ
Motherboard chipsetDiffersAMD A520AMD B550
Audio chipDiffersRealtek ALC887 / Realtek ALC897Realtek ALC S1200A
Expansion slots2 differ
PCI Express x1 (Gen 3.x) slotsDiffers21
PCI Express x16 slotsKnown for one2
Number of M.2 (M) slotsDiffers12
PCI Express x16 (Gen 3.x) slotsKnown for one1
BIOS1 differ
BIOS memory sizeDiffers128 Mbit256 Mbit
Clear CMOS jumperKnown for oneYes
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020
Packaging contentidentical
Cables includedKnown for oneSATA

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