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Motherboard
B860 PRIME-PLUS-CSM
ASUS
$45814
Z890 MEG ACE
MSI
$60999
Chipset
Intel B860Intel Z890
Socket
LGA1851LGA1851
Form Factor
ATXATX
Max Memory
256 GB256 GB
Memory Type
DDR5DDR5
Memory Slots
44
ECC Memory Support
No No
PCIe x16 Slots
23
PCIe x16 4.0 Slots
23
M.2 Slots
610
M.2 Slot Specifics
  1. 2242-2260M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2242-2260M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  5. 2242-2260M (PCIe4.0x4)
  6. 2280M (PCIe4.0x4)
  1. 2260-2280M (PCIe4.0x4)
  2. 2280M (PCIe4.0x4)
  3. 2260-2280M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
  5. 2260-2280M (PCIe4.0x4)
  6. 2280M (PCIe4.0x4)
  7. 2280-22110M (PCIe4.0x4)
  8. 2280M (PCIe4.0x4)
  9. 2260-2280M (PCIe4.0x4)
  10. 2280M (PCIe4.0x4)
SATA Ports
40
USB 2.0 Headers
22
USB 3.2 Headers
12
USB 3.2 (Gen 2) Headers
10
WiFi
802.11 ax802.11 ax
Ethernet Speed
2.5 Gbps10 Gbps
Audio Chipset
RealtekRealtek
Audio Channels
7.17.1
Optical S/PDIF Out
No Yes
BIOS Flashback
No Yes
Color
DarkDark
Supported CPUs
Intel Core Ultra Series 2Intel Core Ultra Series 2
M.2 Heatsink/Shields
No-
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Comparison Analysis

Comparing the B860 PRIME-PLUS-CSM vs Z890 MEG ACE reveals distinct differences in their targeted use cases.

The B860 PRIME-PLUS-CSM is the more budget-friendly option, costing approximately $152 (33%) less than the Z890 MEG ACE.