1.2 Specifications
• Mini-ITX Form Factor
Platform
• 2oz Copper PCB
CPU
• Supports AMD AM4 Socket Ryzen Series CPUs (Summit
• Digi Power design
• 8 Power Phase design
• Supports 105W Water Cooling (Pinnacle Ridge); Supports
Chipset
• AMD Promontory X470
Memory
• Dual Channel DDR4 Memory Technology
• 2 x DDR4 DIMM Slots
• AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4
• AMD Ryzen series CPUs (Summit Ridge) support DDR4
• AMD Ryzen series CPUs (Raven Ridge) support DDR4
* For Ryzen Series CPUs (Raven Ridge), ECC is only supported
with PRO CPUs.
* Please refer to Memory Support List on ASRock's website for
more information. (http://www.asrock.com/)
* Please refer to page 25 for DDR4 UDIMM maximum
frequency support.
• Max. capacity of system memory: 32GB
• 15μ Gold Contact in DIMM Slots
Expansion
AMD Ryzen series CPUs (Summit Ridge)
• 1 x PCI Express 3.0 x16 Slot (PCIE1: x16 mode)*
Slot
* Supports PCIe riser cards to extend one x16 slot to two x8 slots
if you install AMD Ryzen series CPUs
* Supports NVMe SSD as boot disks
Ridge, Raven Ridge and Pinnacle Ridge)
95W Water Cooling (Summit Ridge); Supports 65W Water
Cooling (Raven Ridge)
3466+(OC)/3200(OC)/2933/2667/2400/2133 ECC & non-
ECC, un-buffered memory*
3466+(OC)/3200(OC)/2933(OC)/2667/2400/2133 ECC &
non-ECC, un-buffered memory*
3466+(OC)/3200(OC)/2933(OC)/2667/2400/2133 non-ECC,
un-buffered memory*
Fatal1ty X470 Gaming-ITX/ac Series
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