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Motherboard
B860 Lightning WiFi
ASRock
$15999
B860M-A PRIME WIFI-CSM
ASUS
$16999
Chipset
Intel B860Intel B860
Socket
LGA1851LGA1851
Form Factor
ATXMicro ATX
Max Memory
256 GB256 GB
Memory Type
DDR5DDR5
Memory Slots
44
Max Memory Speed
8933-
ECC Memory Support
No No
PCIe x16 Slots
22
PCIe x16 4.0 Slots
12
PCIe x16 5.0 Slots
10
PCIe x1 Slots
01
M.2 Slots
44
M.2 Slot Specifics
  1. 2280M (PCIe 4.0 x4)
  2. 2230-2242M (PCIe 4.0 x4)
  3. 2280M (PCIe 4.0 x4)
  4. 2280M (PCIe 4.0 x4)
  5. 2280M (PCIe 4.0 x4)
  6. 2280E (PCIe 4.0 x4)
  1. 2242-2260M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2242-2260M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
SATA Ports
44
USB 2.0 Headers
21
USB 3.2 Headers
21
USB 3.2 (Gen 2) Headers
01
Total USB Ports
10-
USB Type-C Ports
1-
WiFi
802.11 ax802.11 ax
Ethernet Speed
2.5 Gbps2.5 Gbps
Audio Chipset
Realtek ALC1220Realtek
Audio Channels
7.17.1
Optical S/PDIF Out
Yes 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 B860 Lightning WiFi vs B860M-A PRIME WIFI-CSM reveals distinct differences in their targeted use cases.

The B860 Lightning WiFi is the more budget-friendly option, costing approximately $10 (6%) less than the B860M-A PRIME WIFI-CSM.