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Compare MSI PRO B840-S EVO WIFI6E vs PRO B660M-G

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  3. MSI PRO B840-S EVO WIFI6E 🆚 MSI PRO B660M-G
MSI PRO B840-S EVO WIFI6E and MSI PRO B660M-G are both motherboards with the same SATA 6 Gbps Ports (4), Onboard USB 2.0 (2) and Onboard USB 3.2 Gen 1 (1). The main differences are in Socket, Form factor, Chipset and Supported Memory.
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MSI PRO B840-S EVO WIFI6E AM5 DDR5 8000+ MT/s OC PCIe 4.0 x16 M.2 Gen4 Wi-Fi 6E 2.5G LAN ATX
MSI PRO B840-S EVO WIFI6E
MSI PRO B660M-G LGA1700 micro ATX
MSI PRO B660M-G
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$308.13
Last updated 42 minutes ago.
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£156.99
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Brand
msi
Brand
MSI
Model
  • PRO B840-S EVO WIFI6E
  • 7E93-001R
Model
PRO B660M-G
Release Date
📅 January 2026
Release Date
-
* First availability for purchase, it may not correspond to the actual market launch date.
User reviews
User reviews
Price history
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Price history
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Compatible PC parts
Processors ► Memory ► Cases ► CPU Coolers ►
Compatible PC parts
Processors ► Memory ► Cases ► CPU Coolers ►
Socket
AM5
Socket
LGA1700
Form factor
ATX
Form factor
Micro ATX
Chipset
AMD B840
Chipset
Intel B660
Supported Memory
DDR5
4800Mhz 5200Mhz 5600Mhz 8000Mhz
Supported Memory
DDR5
4800Mhz 5000Mhz 5200Mhz 5400Mhz 5600Mhz
* High clock speeds may require enabling the XMP profile in the motherboard BIOS
** RAM support may also depend on the CPU memory controller
ECC RAM Support
No
ECC RAM Support
No
SLI Support
No
SLI Support
No
CrossFire Support
No
CrossFire Support
No
RAID Support
Yes
RAID Support
Yes
Back Connect
No
Back Connect
No
Wireless LAN
Yes
Wireless LAN
No
Wi-Fi Generation
6E
Wi-Fi Generation
-
PCI-Express x16 Slots
2
PCI-Express x16 Slots
1
PCI-Express x4 Slots
0
PCI-Express x4 Slots
0
PCI-Express x1 Slots
0
PCI-Express x1 Slots
1
SATA 6 Gbps Ports
4
SATA 6 Gbps Ports
4
SATA Express Ports
0
SATA Express Ports
0
M.2 Ports
3
M.2 Ports
2
M.2 Devices support
  • 2260 / 2280 - M Key
  • 2260 / 2280 / 22110 - M Key
  • 2260 / 2280 - M Key
M.2 Devices support
  • 2242 / 2260 / 2280 - M Key
  • 2242 / 2260 / 2280 - M Key
RAM Slots
4
RAM Slots
2
Maximum Supported RAM
256 GB
Maximum Supported RAM
96 GB
Onboard USB 2.0
2
Onboard USB 2.0
2
Onboard USB 3.2 Gen 1
1
Onboard USB 3.2 Gen 1
1
Onboard USB 3.2 Gen 2
1
Onboard USB 3.2 Gen 2
0
Onboard USB 3.2 Gen 2x2
0
Onboard USB 3.2 Gen 2x2
0
-

Comparison and key differences summary

⛔ You are comparing motherboards with different sockets. They cannot support the same CPUs. Try to compare motherboards within the same platform.

Reasons to buy the MSI PRO B840-S EVO WIFI6E:

  • Wireless LAN Integrated
  • Supports the following RAM types: DDR5 8000MHz
  • +1 Slots PCI-E x16
  • +1 Ports M.2
  • +2 RAM slots
  • +160 GB maximum RAM supported
  • +1 Onboard USB 3.2 Gen 2

Buy now

Reasons to buy the MSI PRO B660M-G:

  • +1 Slots PCI-E x1

Buy now

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