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Motherboard
A620 PRO A620M-B
MSI
$28529
B850 AI TOP
Gigabyte
$32900
Chipset
AMD A620AMD B850
Socket
AM5AM5
Form Factor
Micro ATXATX
Max Memory
128 GB256 GB
Memory Type
DDR5DDR5
Memory Slots
24
ECC Memory Support
No No
PCIe x16 Slots
10
PCIe x16 4.0 Slots
13
PCIe x1 Slots
10
M.2 Slots
16
M.2 Slot Specifics
  1. 2260-2280M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  1. 2580-25110M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2580-25110M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  5. 2580-25110M (PCIe4.0x4)
  6. 2280M (PCIe4.0x4)
SATA Ports
40
USB 2.0 Headers
22
USB 3.2 Headers
11
WiFi
802.11 ax802.11 ax
Ethernet Speed
2.5 Gbps10 Gbps
Audio Chipset
RealtekRealtek
Audio Channels
7.17.1
Optical S/PDIF Out
No No
BIOS Flashback
Yes No
Color
DarkDark
Supported CPUs
AMD Ryzen 7000, 8000, 9000AMD Ryzen 7000, 8000, 9000
M.2 Heatsink/Shields
No No
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Comparison Analysis

Comparing the A620 PRO A620M-B vs B850 AI TOP reveals distinct differences in their targeted use cases.

The A620 PRO A620M-B is the more budget-friendly option, costing approximately $44 (15%) less than the B850 AI TOP.