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Product comparison · 2 motherboards

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

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  • 55specifications compared
  • 20differ
  • 35identical
  • 34known for one product only

Key differences

The ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION has 2 more memory slots than the ASUS PRO A520M-C II/CSM (4 vs 2). The ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION has 64 GB more maximum internal memory than the ASUS PRO A520M-C II/CSM (128 GB vs 64 GB). 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 PRO A520M-C II/CSM (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, AMD Ryzen™ 7 on the ASUS PRO A520M-C II/CSM, AMD Ryzen 3000 Series on the ASUS TUF GAMING B550M (WI-FI) ZAKU II EDITION.

  • Number of memory slots
    • 2
    • 4
  • Maximum internal memory
    • 64 GB
    • 128 GB
  • 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
  • PS/2 ports quantity
    • 2
    • 1
  • VGA (D-Sub) ports quantity
    • 1
    • 0

Side by side

Differences highlightedShow differences only
89 specifications
A

ASUS

PRO A520M-C II/CSMView product
B

ASUS

TUF GAMING B550M (WI-FI) ZAKU II EDITIONView product
Processor1 differ
Compatible processor seriesDiffersAMD Ryzen™ 3, AMD Ryzen™ 5, AMD Ryzen™ 7AMD Ryzen 3000 Series
Supported processor socketsKnown for oneSocket AM4
Memory3 differ
Number of memory slotsDiffers24
Supported memory clock speedsDiffers2133,2400,2666,2800,3000,3200,3333,3466,3600,3733,3866,4000,4133,4400,4600 MHz2133,2400,2666,2800,2933,3000,3200,3333,3400,3466,3600,3733,3866,4000,4133,4200,4266,4333,4400,4466,4600,4800,4866 MHz
Maximum internal memoryDiffers64 GB128 GB
Unbuffered memoryKnown for oneYes
Storage controllers1 differ
Supported storage drive interfacesDiffersM.2, SATA IIISATA III
Number of storage drives supportedKnown for one5
Graphics1 differ
Parallel processing technology supportDiffersNot supported2-Way CrossFireX
Internal I/Oidentical
Number of EATX power connectorsKnown for one1
EPS power connector (8-pin)Known for oneYes
Parallel connectorKnown for oneYes
Serial port headersKnown for one1
Audio connectorKnown for oneYes
12V power connectorKnown for oneYes
Number of COM connectorsKnown for one1
TPM connectorKnown for oneYes
RGB LED pin headerKnown for oneYes
Rear panel I/O ports5 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
PS/2 ports quantityDiffers21
VGA (D-Sub) ports quantityDiffers10
DVI-D ports quantityDiffers10
Headphone outputsKnown for one1
Microphone inKnown for oneYes
COM ports quantityKnown for one1
USB connector typeKnown for oneUSB Type-A
HDMI versionKnown for one2.1
DisplayPort versionKnown for one1.2
S/PDIF out portKnown for oneYes
Digital audio optical outKnown for one1
Network3 differ
Ethernet interface typeDiffersGigabit Ethernet2.5 Gigabit Ethernet
Wi-FiDiffersNoYes
Top Wi-Fi standardDiffersNot availableWi-Fi 6 (802.11ax)
LAN controllerKnown for oneRealtek RTL8125B
Wake-on-LAN readyKnown for oneYes
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 ALC897Realtek ALC S1200A
Expansion slots2 differ
PCI Express x1 (Gen 3.x) slotsDiffers21
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI slotsKnown for one1
Number of M.2 (M) slotsDiffers12
PCI Express x16 slotsKnown for one2
BIOS1 differ
BIOS memory sizeDiffers128 Mbit256 Mbit
Packaging dataidentical
Package widthKnown for one270 mm
Package depthKnown for one263 mm
Package heightKnown for one51.5 mm
Package weightKnown for one910 g
Weight & dimensions1 differ
DepthDiffers229 mm244 mm
Packaging contentidentical
Drivers includedKnown for oneYes
Logistics dataidentical
Harmonized System (HS) codeKnown for one84733020

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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