MB AM4 ASRock A520M PHANTOM GAMING 4 mATX// CPU- Supports AMD AM4 Socket Ryzen™ 3000, 4000 G-Series and 5000 Series Desktop Processors*Chipset- AMD A520Memory- Dual Channel DDR4 Memory Technology- 4 x DDR4 DIMM Slots- AMD Ryzen series CPUs (Vermeer) support DDR4 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: 128GB**Graphics- Dual graphics output options: HDMI and DisplayPort 1.4- Supports HDMI 2.1 with max. resolution up to 4K x 2K (4096x2160) @ 60Hz- Supports DisplayPort 1.4 with max. resolution up to 5K (5120x2880)@120HzAudio- 7.1 CH HD Audio (Realtek 887/897 Audio Codec)LAN- PCIE x1 Gigabit LAN 10/100/1000 Mb/s- Realtek RTL8111HSlots- 2 x PCI Express 3.0 x16 Slots (PCIE1: x16 mode; PCIE3: x2 mode)*- 1 x PCI Express 3.0 x1 SlotStorage- 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug*- 1 x Ultra M.2 Socket (M2_1), supports M Key type 2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s)**- 1 x M.2 Socket (M2_2), supports M Key type 2280 M.2 SATA3 6.0 Gb/s module and M.2 PCI Express module up to Gen3 x2 (16 Gb/s)**USB- 4 x USB 3.2 Gen1 Ports (Supports ESD Protection)- 2 x USB 2.0 Ports (Supports ESD Protection)- 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)- 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)https://www.asrock.com/mb/AMD/A520M%20Phantom%20Gaming%204/index.asp#Overview