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Motherboard
B650I Lightning Wifi Mini ITX
ASRock
$16999
ROG STRIX X870-A GAMING WIFI
ASUS
$28999
Chipset
AMD B650AMD X870
Socket
AM5AM5
Form Factor
Mini-ITXATX
Max Memory
96 GB256 GB
Memory Type
DDR5DDR5
Memory Slots
24
ECC Memory Support
No Yes
PCIe x16 Slots
11
PCIe x16 4.0 Slots
10
PCIe x16 5.0 Slots
01
M.2 Slots
25
M.2 Slot Specifics
  1. 2280M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2280E (PCIe4.0x4)
  1. 2242/2260/2280M (PCIe5.0x4)
  2. 2280/22110M (PCIe5.0x4)
  3. 2280M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  5. 2280M (PCIe4.0x4)
SATA Ports
22
USB 2.0 Headers
12
USB 3.2 Headers
12
USB 3.2 (Gen 2) Headers
10
WiFi
802.11 ax802.11 be
Bluetooth
-5.4
Ethernet Speed
2.5 Gbps2.5 Gbps
Audio Chipset
RealtekRealtek
Audio Channels
7.17.1
Optical S/PDIF Out
No Yes
BIOS Flashback
Yes Yes
Color
DarkLight
Supported CPUs
AMD Ryzen 7000, 8000, 9000AMD Ryzen 7000, 8000, 9000
M.2 Heatsink/Shields
Yes No
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Comparison Analysis

Comparing the B650I Lightning Wifi Mini ITX vs ROG STRIX X870-A GAMING WIFI reveals distinct differences in their targeted use cases.

The B650I Lightning Wifi Mini ITX is the more budget-friendly option, costing approximately $120 (71%) less than the ROG STRIX X870-A GAMING WIFI.