Asus PRIME A620M-A-CSM and Asus PRIME B860M-A-CSM are both motherboards with the same Form factor (Micro ATX), SATA 6 Gbps Ports (4) and M.2 Ports (2). The main differences are in Socket, Chipset, Supported Memory and PCI-Express x16 Slots.
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Brand
Asus
Brand
Asus
Model
PRIME A620M-A-CSM
90MB1F10-M0AAYC
90MB1F10-MVAAYC
Model
PRIME B860M-A-CSM
Release Date
-
Release Date
📅 January 2025
* First availability for purchase, it may not correspond to the actual market launch date.
* 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
Audio Chipset
Realtek 7.1 Surround Sound High Definition Audio CODEC* - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking - Supports up to 24-Bit/192 kHz playback Audio Features - Audio Shielding - Premium audio capacitors - Dedicated audio PCB layers * A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.
Audio Chipset
-
Audio Channels
7.1 Channels
Audio Channels
-
LAN Chipset
1 x Realtek 1Gb Ethernet
LAN Chipset
-
Max LAN Speed
1Gbps
Max LAN Speed
-
SLI Support
No
SLI Support
No
CrossFire Support
No
CrossFire Support
No
RAID Support
Yes
RAID Support
Yes
Back Connect
No
Back Connect
No
Back I/O Ports
2 x USB 3.2 Gen 1 (5G) ports (2 x Type-A)
4 x USB 2.0 ports (4 x Type-A)
1 x DisplayPort
1 x VGA port
1 x HDMI port
1 x Realtek 1Gb Ethernet port
3 x Audio jacks
1 x BIOS FlashBack button
1 x PS/2 Keyboard/Mouse combo port
Back I/O Ports
-
Wireless LAN
No
Wireless LAN
No
PCI-Express x16 Slots
1
PCI-Express x16 Slots
2
PCI-Express x4 Slots
0
PCI-Express x4 Slots
0
PCI-Express x1 Slots
2
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
2
M.2 Ports
2
M.2 Devices support
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key
M.2 Devices support
2242 / 2260 / 2280 - M Key
2242 / 2260 / 2280 - M Key
RAM Slots
4
RAM Slots
4
Maximum Supported RAM
128 GB
Maximum Supported RAM
256 GB
Onboard USB 2.0
2
Onboard USB 2.0
1
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
1
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.
