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Motherboard	$99⁹⁹	$109⁹⁹
Chipset	AMD B650	AMD B850
Socket	AM5	AM5
Form Factor	Micro ATX	Micro ATX
Max Memory	96 GB	128 GB
Memory Type	DDR5	DDR5
Memory Slots	2	2
ECC Memory Support	No	No
PCIe x16 Slots	1	2
PCIe x16 4.0 Slots	2	2
PCIe x1 Slots	1	1
M.2 Slots	2	4
M.2 Slot Specifics	2280M (PCIe4.0x4) 2260-2280M (PCIe4.0x4) 2280M (PCIe4.0x4) 2280E (PCIe4.0x4)	2280M (PCIe4.0x4) 2260-2280M (PCIe4.0x4) 2280M (PCIe4.0x4) 2280E (PCIe4.0x4)
SATA Ports	4	0
USB 2.0 Headers	2	2
USB 3.2 Headers	2	1
USB 3.2 (Gen 2) Headers	1	1
WiFi	802.11 ax	802.11 ax
Ethernet Speed	2.5 Gbps	2.5 Gbps
Audio Chipset	Realtek	Realtek
Audio Channels	7.1	7.1
Optical S/PDIF Out	No	No
BIOS Flashback	Yes	No
Color	Dark	Light
Supported CPUs	AMD Ryzen 7000, 8000, 9000	AMD Ryzen 7000, 8000, 9000
M.2 Heatsink/Shields	No	No
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Comparison Analysis

Comparing the B650M HDV/M.2 vs B850 M-X reveals distinct differences in their targeted use cases.

The B650M HDV/M.2 is the more budget-friendly option, costing approximately $10 (10%) less than the B850 M-X.