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Motherboard
B860M-A PRIME WIFI-CSM
ASUS
$17699
B860 PRO M-A WIFI
MSI
$17999
Chipset
Intel B860Intel B860
Socket
LGA1851LGA1851
Form Factor
Micro ATXMicro ATX
Max Memory
256 GB256 GB
Memory Type
DDR5DDR5
Memory Slots
44
ECC Memory Support
No No
PCIe x16 Slots
24
PCIe x16 4.0 Slots
24
PCIe x1 Slots
10
M.2 Slots
45
M.2 Slot Specifics
  1. 2242-2260M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2242-2260M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  1. 2242-2260M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2260-2280M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  5. 2280M (PCIe4.0x4)
SATA Ports
40
USB 2.0 Headers
12
USB 3.2 Headers
12
USB 3.2 (Gen 2) Headers
11
WiFi
802.11 ax802.11 ax
Ethernet Speed
2.5 Gbps5 Gbps
Audio Chipset
RealtekRealtek
Audio Channels
7.17.1
Optical S/PDIF Out
No No
BIOS Flashback
No No
Color
DarkDark
Supported CPUs
Intel Core Ultra Series 2Intel Core Ultra Series 2
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Comparison Analysis

Comparing the B860M-A PRIME WIFI-CSM vs B860 PRO M-A WIFI reveals distinct differences in their targeted use cases.

Both components are priced similarly, making the choice dependent on specific features rather than budget.