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Motherboard
Z790 PRIME-A WIFI
ASUS
$42900
B860I WiFi Mini ITX
ASRock
$15999
Chipset
Intel Z790Intel B860
Socket
LGA1700LGA1851
Form Factor
ATXMini-ITX
Max Memory
192 GB128 GB
Memory Type
DDR5DDR5
Memory Slots
42
ECC Memory Support
No No
PCIe x16 Slots
11
PCIe x16 4.0 Slots
01
PCIe x16 5.0 Slots
10
PCIe x1 Slots
20
M.2 Slots
41
M.2 Slot Specifics
  1. 2242/2260/2280/22110M (PCIe4.0x4)
  2. 2242/2260/2280M (PCIe4.0x4)
  3. 2242/2260/2280/22110M (PCIe4.0x4)
  4. 2242/2260/2280M (PCIe4.0x4)
  1. 2280M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2280E (PCIe4.0x4)
SATA Ports
44
USB 2.0 Headers
21
USB 3.2 Headers
11
USB 3.2 (Gen 2) Headers
11
WiFi
802.11 ax802.11 ax
Bluetooth
5.3-
Ethernet Speed
2.5 Gbps2.5 Gbps
Audio Chipset
RealtekRealtek
Audio Channels
7.17.1
Optical S/PDIF Out
Yes Yes
BIOS Flashback
Yes No
Color
DarkDark
Supported CPUs
Intel 12th, 13th, 14th GenIntel Core Ultra Series 2
M.2 Heatsink/Shields
Yes No
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Comparison Analysis

Comparing the Z790 PRIME-A WIFI vs B860I WiFi Mini ITX reveals distinct differences in their targeted use cases.

The B860I WiFi Mini ITX is the more budget-friendly option, costing approximately $269 (168%) less than the Z790 PRIME-A WIFI.