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Motherboard
X870E AORUS MASTER X3D
Gigabyte
$58999
B840 PRIME M-A WIFI
ASUS
$50483
Chipset
AMD X870EAMD B840
Socket
AM5AM5
Form Factor
ATXMicro ATX
Max Memory
256 GB192 GB
Memory Type
DDR5DDR5
Memory Slots
44
Max Memory Speed
9000 MT/s-
ECC Memory Support
No No
PCIe x16 Slots
33
PCIe x16 4.0 Slots
03
PCIe x16 5.0 Slots
20
PCIe x4 Slots
1-
M.2 Slots
44
M.2 Slot Specifics
-
  1. 2280M (PCIe4.0x4)
  2. 2242-2260M (PCIe4.0x4)
  3. 2280M (PCIe4.0x4)
  4. 2280M (PCIe4.0x4)
SATA Ports
20
USB 2.0 Headers
22
USB 3.0 Headers
2-
USB 3.2 Headers
11
USB 3.2 (Gen 2) Headers
-1
Total USB Ports
11-
USB Type-C Ports
4-
USB 3.2 Ports
9-
USB4 Ports
2-
WiFi
802.11 be802.11 ax
Bluetooth
5.4-
Ethernet Speed
10 Gbps2.5 Gbps
Ethernet Speed (Port 2)
5 Gbps-
Audio Chipset
Realtek ALC1220Realtek
Audio Channels
5.17.1
Optical S/PDIF Out
Yes No
BIOS Flashback
Yes No
Color
DarkDark
Supported CPUs
AMD Ryzen 7000, 8000, 9000AMD Ryzen 7000, 8000, 9000
DisplayPort Ports
2-
HDMI Ports
2-
M.2 Heatsink/Shields
Yes-
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Comparison Analysis

Comparing the X870E AORUS MASTER X3D vs B840 PRIME M-A WIFI reveals distinct differences in their targeted use cases.

The B840 PRIME M-A WIFI is the more budget-friendly option, costing approximately $85 (17%) less than the X870E AORUS MASTER X3D.