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Motherboard
B660 AORUS Master
Gigabyte
$36500
ROG MAXIMUS APEX Z690
ASUS
$76261
Chipset
Intel B660Intel Z690
Socket
LGA1700LGA1700
Form Factor
ATXATX
Max Memory
192 GB96 GB
Memory Type
DDR5DDR5
Memory Slots
42
ECC Memory Support
No No
PCIe x16 Slots
32
PCIe x16 4.0 Slots
32
PCIe x1 Slots
01
M.2 Slots
32
M.2 Slot Specifics
  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)
  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)
  7. 2242-2260M (PCIe4.0x4)
  8. 2280M (PCIe4.0x4)
  9. 2280E (PCIe4.0x4)
SATA Ports
66
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 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 12th, 13th, 14th GenIntel 12th, 13th, 14th Gen
M.2 Heatsink/Shields
Yes Yes
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Comparison Analysis

Comparing the B660 AORUS Master vs ROG MAXIMUS APEX Z690 reveals distinct differences in their targeted use cases.

The B660 AORUS Master is the more budget-friendly option, costing approximately $398 (109%) less than the ROG MAXIMUS APEX Z690.