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Product comparison · 2 motherboards

MSI AM5 PRO B850M-A WIFI PZ M-ATX vs MSI PRO A620AM-B EVO

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  • 45specifications compared
  • 17differ
  • 28identical
  • 41known for one product only

Key differences

  • Number of memory slots
    • 4
    • 2
  • Maximum internal memory
    • 256 GB
    • 128 GB
  • Supported storage drive interfaces
    • M.2
    • M.2, SATA III
  • Number of storage drives supported
    • 6
    • 3
  • USB 3.2 Gen 1 (3.1 Gen 1) connectors
    • 2
    • 3
  • USB 3.2 Gen 2 (3.1 Gen 2) connectors
    • 1
    • 0
  • Number of SATA III connectors
    • 4
    • 2
  • USB 2.0 ports quantity
    • 0
    • 6

Side by side

Differences highlightedShow differences only
86 specifications
A

MSI

AM5 PRO B850M-A WIFI PZ M-ATXView product
B

MSI

PRO A620AM-B EVOView product
Processoridentical
Processor manufacturerAMDAMD
Processor socketSocket AM5Socket AM5
Compatible processor seriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 SeriesAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series
Supported processor socketsSocket AM5Socket AM5
Memory2 differ
Supported memory typesDDR5-SDRAMDDR5-SDRAM
Number of memory slotsDiffers42
Memory slots typeDIMMDIMM
Memory channelsDual-channelDual-channel
ECC сompatibilityNon-ECCNon-ECC
Supported memory clock speedsKnown for one6000,6400,8200 MHz
Supported memory clock speed (max)Known for one8200 MHz
Maximum internal memoryDiffers256 GB128 GB
Unbuffered memoryKnown for oneYes
Storage controllers2 differ
Supported storage drive typesKnown for oneHDD & SSD
Supported storage drive interfacesDiffersM.2M.2, SATA III
Number of HDDs supportedKnown for one4
Number of storage drives supportedDiffers63
RAID supportYesYes
RAID levelsKnown for one0, 1, 10
Graphicsidentical
Parallel processing technology supportKnown for oneNot supported
On-board graphics cardNoNo
Internal I/O3 differ
USB 2.0 connectors44
USB 3.2 Gen 1 (3.1 Gen 1) connectorsDiffers23
USB 3.2 Gen 2 (3.1 Gen 2) connectorsDiffers10
Number of SATA III connectorsDiffers42
Number of SATA II connectors00
Number of SATA connectors00
Total number of SATA connectorsKnown for one4
Front panel audio connectorKnown for oneYes
Front panel connectorKnown for oneYes
ATX Power connector (24-pin)YesYes
CPU fan connectorKnown for oneYes
Number of CPU fan connectorsKnown for one2
Chassis intrusion connectorKnown for oneYes
Number of COM connectorsKnown for one1
Number of water pump connectorsKnown for one1
TPM connectorKnown for oneYes
RGB LED pin headerKnown for oneYes
Number of RGB LED pin headersKnown for one3
Rear panel I/O ports4 differ
USB 2.0 ports quantityDiffers06
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantityDiffers36
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 quantityKnown for one3
USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantityDiffers21
Ethernet LAN (RJ-45) ports11
VGA (D-Sub) ports quantityDiffers01
HDMI ports quantity11
HDMI version2.12.1
DVI-D ports quantityKnown for one0
DisplayPorts quantityKnown for one1
DisplayPort versionKnown for one1.4
Line-inKnown for oneYes
Microphone inKnown for oneYes
Network2 differ
Ethernet LANYesYes
Ethernet interface type5 Gigabit Ethernet5 Gigabit Ethernet
Wi-FiDiffersYesNo
Top Wi-Fi standardDiffersWi-Fi 7 (802.11be)Not available
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), Wi-Fi 6E (802.11ax), Wi-Fi 7 (802.11be)
BluetoothKnown for oneYes
Bluetooth versionKnown for one5.4
Features2 differ
Component forPCPC
Motherboard form factormicro ATXmicro ATX
Motherboard chipset familyAMDAMD
Motherboard chipsetDiffersAMD B850AMD A620A
Audio chipKnown for oneRealtek ALC897
Audio output channels7.1 channels7.1 channels
Product colourBlackBlack
Windows operating systems supportedDiffersWindows 11 x64Windows 10, Windows 11
Expansion slots1 differ
PCI Express x4 slotsKnown for one1
PCI Express x16 slotsKnown for one1
PCI Express x16 (Gen 3.x) slotsKnown for one1
PCI Express x16 (Gen 4.x) slots11
PCI Express x16 (Gen 5.x) slotsKnown for one1
Number of M.2 (M) slotsDiffers24
1st M.2 largest key sizeKnown for one2280
1st M.2 highest PCI Express generationKnown for one5.0
2nd M.2 largest key sizeKnown for one2280
2nd M.2 highest PCI Express generationKnown for one4.0
PCI Express x1 (Gen 3.x) slotsKnown for one1
BIOSidentical
BIOS typeKnown for oneUEFI AMI
BIOS memory sizeKnown for one256 Mbit
ACPI versionKnown for one6.5
System Management BIOS (SMBIOS) versionKnown for one3.7
Weight & dimensions1 differ
WidthDiffers243.8 mm218 mm
Depth243.8 mm243.8 mm
Other featuresidentical
mSATA ports quantity00

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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