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Motherboard
Z890 Nova WiFi
ASRock
$17999
Z790 PG LIGHTNING
ASRock
$22904
Chipset
Intel Z890Intel Z790
Socket
LGA1851LGA1700
Form Factor
ATXATX
Max Memory
256 GB192 GB
Memory Type
DDR5DDR5
Memory Slots
44
ECC Memory Support
No No
PCIe x16 Slots
22
PCIe x16 4.0 Slots
22
PCIe x1 Slots
03
M.2 Slots
55
M.2 Slot Specifics
  1. 2280M (PCIe4.0x4)
  2. 2260-2280M (PCIe4.0x4)
  3. 2280M (PCIe4.0x4)
  4. 2230-2242M (PCIe4.0x4)
  5. 2280M (PCIe4.0x4)
  6. 2260-2280M (PCIe4.0x4)
  7. 2280M (PCIe4.0x4)
  8. 2260-2280M (PCIe4.0x4)
  9. 2280M (PCIe4.0x4)
  10. 2260-2280M (PCIe4.0x4)
  11. 2280M (PCIe4.0x4)
  12. 2280E (PCIe4.0x4)
  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
01
WiFi
802.11 ax802.11 ax
Ethernet Speed
5 Gbps2.5 Gbps
Audio Chipset
RealtekRealtek
Audio Channels
7.17.1
Optical S/PDIF Out
Yes Yes
BIOS Flashback
Yes Yes
Color
DarkDark
Supported CPUs
Intel Core Ultra Series 2Intel 12th, 13th, 14th Gen
M.2 Heatsink/Shields
- Yes
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Comparison Analysis

Comparing the Z890 Nova WiFi vs Z790 PG LIGHTNING reveals distinct differences in their targeted use cases.

The Z890 Nova WiFi is the more budget-friendly option, costing approximately $49 (27%) less than the Z790 PG LIGHTNING.