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Motherboard
Z790 PRIME-A WIFI
ASUS
$42900
B850M Riptide WiFi
ASRock
$18899
Chipset
Intel Z790AMD B850
Socket
LGA1700AM5
Form Factor
ATXMicro ATX
Max Memory
192 GB256 GB
Memory Type
DDR5DDR5
Memory Slots
44
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
43
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. 2260-2280M (PCIe4.0x4)
  3. 2280M (PCIe4.0x4)
  4. 2260-2280M (PCIe4.0x4)
  5. 2280M (PCIe4.0x4)
  6. 2280E (PCIe4.0x4)
SATA Ports
40
USB 2.0 Headers
22
USB 3.2 Headers
12
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 No
BIOS Flashback
Yes No
Color
DarkDark
Supported CPUs
Intel 12th, 13th, 14th GenAMD Ryzen 7000, 8000, 9000
M.2 Heatsink/Shields
Yes Yes
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Comparison Analysis

Comparing the Z790 PRIME-A WIFI vs B850M Riptide WiFi reveals distinct differences in their targeted use cases.

The B850M Riptide WiFi is the more budget-friendly option, costing approximately $240 (127%) less than the Z790 PRIME-A WIFI.