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Motherboard
Z790 PRO RS WiFi
ASRock
$16999
Z790 PG LIGHTNING
ASRock
$22379
Chipset
Intel Z790Intel Z790
Socket
LGA1700LGA1700
Form Factor
ATXATX
Max Memory
128 GB192 GB
Memory Type
DDR5DDR5
Memory Slots
44
ECC Memory Support
No No
PCIe x16 Slots
12
PCIe x16 4.0 Slots
02
PCIe x16 5.0 Slots
10
PCIe x1 Slots
23
M.2 Slots
45
M.2 Slot Specifics
  1. 2260/2280M (PCIeGen4x4)
  2. 2260/2280M (PCIeGen4x4)
  3. 2260/2280M (PCIeGen4x4)
  4. 2260/2280M (PCIeGen4x4)
  5. 2230E (PCIe)
  1. 2260-2280M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2242-2260M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  5. 2260-2280M (PCIe4.0x4)
  6. 2280M (PCIe4.0x4)
  7. 2260-2280M (PCIe4.0x4)
  8. 2280M (PCIe4.0x4)
  9. 2280E (PCIe4.0x4)
SATA Ports
88
USB 2.0 Headers
21
USB 3.2 Headers
22
USB 3.2 (Gen 2) Headers
11
WiFi
802.11 ax802.11 ax
Ethernet Speed
2.5 Gbps2.5 Gbps
Audio Chipset
Realtek ALC897Realtek
Audio Channels
7.17.1
Optical S/PDIF Out
Yes Yes
BIOS Flashback
Yes Yes
Color
DarkDark
Supported CPUs
Intel 12th, 13th, 14th GenIntel 12th, 13th, 14th Gen
M.2 Heatsink/Shields
Yes Yes
Product Release
2022-
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Comparison Analysis

Comparing the Z790 PRO RS WiFi vs Z790 PG LIGHTNING reveals distinct differences in their targeted use cases.

The Z790 PRO RS WiFi is the more budget-friendly option, costing approximately $54 (32%) less than the Z790 PG LIGHTNING.