A520M Pro4 Features: Supports AMD AM4 Socket Ryzen™ 3000, 4000 G-Series and 5000 and 5000 G-Series Desktop Processors 8 Power Phase Design, Digi Power Supports DDR4 4733+ (OC) 2 x PCIe 3.0 x16, 1 x M.2 Key E for WiFi Graphics Output Options: HDMI, DisplayPort, D-Sub 7.1 CH HD Audio (Realtek ALC1200 Audio Codec), Nahimic Audio 4 x SATA3, 1 x Ultra M.2 (PCIe Gen3 x4), 1 x M.2 (PCIe Gen3 x2 & SATA3) 10 x USB 3.2 Gen1(5 x Rear, 1 x Rear Type-C, 4 x Front) Realtek Gigabit LAN Specifications: Unique Feature ASRock Super Alloy Premium 50A Power Choke Sapphire Black PCB High Density Glass Fabric PCB 2oz Copper PCB ASRock Full Coverage M.2 Heatsink ASRock Ultra M.2 (PCIe Gen3x4) ASRock POST Status Checker (PSC) ASRock Full Spike Protection (for all USB, Audio, LAN Ports) ASRock Live Update & APP Shop CPU Supports AMD AM4 Socket Ryzen™ 3000, 4000 GSeries and 5000 and 5000 GSeries Desktop Processors Digi Power design 8 Power Phase design Chipset AMD A520 Memory 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 & nonECC, unbuffered memory AMD Ryzen series CPUs (Matisse) support DDR4 4533+(OC) / 4466(OC) / 4400(OC) / 4333(C) / 4266(OC) / 4200(OC) / 4133(OC) / 4000(OC) / 3866(OC) / 3800(OC) / 3733(OC) / 3600(OC) / 3466(OC) / 3200 / 2933 / 2667 / 2400 / 2133 ECC & nonECC, unbuffered memory AMD Ryzen series APUs (Cezanne) 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 & nonECC, unbuffered memory AMD Ryzen series APUs (Renoir) 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 & nonECC, unbuffered memory Max. capacity of system memory: 128GB Supports Extreme Memory Profile (XMP) memory modules 15μ Gold Contact in DIMM Slots BIOS 128Mb AMI UEFI Legal BIOS with GUI support Supports "Plug and Play" ACPI 5.1 compliance wake up events Supports jumperfree SMBIOS 2.3 support CPU, CPU VDDCR_SOC, DRAM, VPPM, +1.8VSB Voltage Multiadjustment Graphics Integrated AMD Radeon™ Vega Series Graphics in Ryzen Series APU DirectX 12, Pixel Shader 5.0 Shared memory default 2GB. Max Shared memory supports up to 16GB. Three graphics output options: DSub, HDMI and DisplayPort 1.4 Supports Triple Monitor 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)@120Hz Supports DSub with max. resolution up to 1920x1200 @ 60Hz Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 2.1 Port (Compliant HDMI monitor is required) Supports HDR (High Dynamic Range) with HDMI 2.1 Supports HDCP 2.3 with HDMI 2.1 and DisplayPort 1.4 Ports Supports 4K Ultra HD (UHD) playback with HDMI 2.1 and DisplayPort 1.4 Ports Supports Microsoft® PlayReady Audio 7.1 CH HD Audio with Content Protection (Realtek ALC1200 Audio Codec) Premium Bluray Audio support Supports Surge Protection PCB Isolate Shielding Individual PCB Layers for R/L Audio Channel Nahimic Audio LAN PCIE x1 Gigabit LAN 10/100/1000 Mb/s Realtek RTL8111H Supports WakeOnLAN Supports Lightning/ESD Protection Supports Energy Efficient Ethernet 802.3az Supports PXE Slots 2 x PCI Express 3.0 x16 Slots (PCIE1: x16 mode; PCIE2: x2 mode) 1 x M.2 Socket (Key E), supports type 2230 WiFi/BT PCIe WiFi module Storage 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) Connector 1 x COM Port Header 1 x SPI TPM Header 1 x Power LED and Speaker Header 2 x RGB LED Headers 2 x Addressable LED Headers 1 x CPU Fan Connector (4pin) 1 x CPU/Water Pump Fan Connector (4pin) (Smart Fan Speed Control) 4 x Chassis/Water Pump Fan Connectors (4pin) (Smart Fan Speed Control) 1 x 24 pin ATX Power Connector 1 x 8 pin 12V Power Connector 1 x Front Panel Audio Connector 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection) 2 x USB 3.2 Gen1 Headers (Support 4 USB 3.2 Gen1 ports) (Supports ESD Protection) Rear Panel I/O Antenna Bracket 1 x PS/2 Mouse/Keyboard Port 1 x DSub Port 1 x HDMI Port 1 x DisplayPort 1.4 1 x USB 3.2 Gen1 TypeA Port (Supports ESD Protection) 4 x USB 3.2 Gen1 TypeA Ports (ASMedia ASM1074 hub) (Supports ESD Protection) 1 x USB 3.2 Gen1 TypeC Port (Supports ESD Protection) 2 x USB 2.0 Ports (Supports ESD Protection) 1 x RJ45 LAN Port with LED (ACT/LINK LED and SPEED LED) HD Audio Jacks: Line in / Front Speaker / Microphone Software and UEFI Software ASRock Motherboard Utility (ATuning) ASRock Polychrome SYNC ASRock XFast LAN UEFI ASRock Full HD UEFI ASRock Instant Flash Support CD Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar Accessories Quick Installation Guide, Support CD, I/O Shield 2 x SATA Data Cables 2 x Screws for M.2 Sockets Hardware Monitor Temperature Sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump Fans Fan MultiSpeed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans Voltage monitoring: +12V, +5V, +3.3V, CPU Vcore, CPU VDDCR_SOC, DRAM, VPPM, 1.05V_PROM_S5, +1.8V, VDDP Form Factor Micro ATX Form Factor: 9.6in x 9.6in, 24.4 cm x 24.4 cm Solid Capacitor design 2oz Copper PCB OS Microsoft® Windows® 10 64bit / 11 64bit Certifications FCC, CE ErP/EuP ready (ErP/EuP ready power supply is required)