ASRock B550M-ITX/ac

CPU

Supports 3rd Gen AMD AM4 Ryzen™ / future AMD Ryzen™ Processors

Digi Power design

8 Power Phase design

Not compatible with AMD Ryzen™ 5 3400G and Ryzen™ 3 3200G.

Chipset

AMD B550

Memory

Dual Channel DDR4 Memory Technology

2 x DDR4 DIMM Slots

AMD Ryzen series CPUs (Matisse) support DDR4 4600+(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory

AMD Ryzen series APUs support DDR4 4733+(OC) / 4666(OC) / 4600(OC) / 4533(OC) / 4466(OC) / 4400(OC) / 4333(OC) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & non-ECC, un-buffered memory

Max. capacity of system memory: 64GB

Supports Extreme Memory Profile (XMP) memory modules

15µ Gold Contact in DIMM Slots

For Ryzen Series CPUs (Picasso and Raven Ridge), ECC is only supported with PRO CPUs.

Please refer to below table for AMD non-XMP memory frequency support.

Graphics

Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU

DirectX 12, Pixel Shader 5.0

Shared memory default 2GB. Max Shared memory su
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