How much RAM does the ASRock B450M Pro4 R2.0 support?

The B450M Pro4 R2.0 supports up to 128GB of memory across 4 slot(s), up to 32GB per slot.

What type of memory does the B450M Pro4 R2.0 use?

It uses DDR4 UDIMM memory modules.

What storage drives fit the ASRock B450M Pro4 R2.0?

Compatible drive types: NVMe M.2 2230 (PCIe Gen 4) SSD, NVMe M.2 2242 (PCIe Gen 4) SSD, NVMe M.2 2260 (PCIe Gen 4) SSD, NVMe M.2 2280 (PCIe Gen 4) SSD, SATA 2.5" SSD, SATA M.2 2280 SSD.

ASRock B450M Pro4 R2.0 Memory & Storage Upgrades

Memory specifications

Memory type	DDR4
Form factor	UDIMM
Memory slots	4
Maximum memory	128GB
Max per slot	32GB
Rated speed	3200 MT/s
ECC	supported

Good to know

Maximum capacity per slot is inferred from total capacity ÷ number of slots.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

Storage upgrades

Guaranteed-compatible SSD and hard-drive upgrades for the ASRock B450M Pro4 R2.0 — matched to its drive bays and slots.

NVMe M.2 2230 (PCIe Gen 4) SSD

This option is out of stock.

Your slot's PCIe generation isn't published; the drive adjusts to it automatically.

NVMe M.2 2242 (PCIe Gen 4) SSD

This option is out of stock.

Your slot's PCIe generation isn't published; the drive adjusts to it automatically.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

NVMe M.2 2260 (PCIe Gen 4) SSD

This option is out of stock.

Your slot's PCIe generation isn't published; the drive adjusts to it automatically.
Compatibility is based on published specifications, not yet confirmed against a manufacturer tool.

NVMe M.2 2280 (PCIe Gen 4) SSD

This option is out of stock.

Your slot's PCIe generation isn't published; the drive adjusts to it automatically.

SATA 2.5" SSD

This option is out of stock.

The drive bay size is inferred from the system's reported storage interface.

SATA M.2 2280 SSD

This option is out of stock.

This is a SATA (not NVMe) M.2 drive — confirm your M.2 slot supports SATA drives.

Memory & Storage Upgrades for ASRock B450M Pro4 R2.0

Choose your upgrade

Memory & Storage Upgrades for ASRock B450M Pro4 R2.0

Choose your upgrade

Memory specifications

Storage upgrades

NVMe M.2 2230 (PCIe Gen 4) SSD

NVMe M.2 2242 (PCIe Gen 4) SSD

NVMe M.2 2260 (PCIe Gen 4) SSD

NVMe M.2 2280 (PCIe Gen 4) SSD

SATA 2.5" SSD

SATA M.2 2280 SSD