AsRock 4X4 BOX-5300U Features: AMD Ryzen™ 5000U-Series 2 x 260-pin SO-DIMM up to 64GB DDR4 3200 MHz 3 x USB 3.2 Gen2, 2 x USB 2.0, 1 x M.2 Key M, 1 x M.2 Key E(WiFi-6E), 1 x SATA3 1 x Realtek 1 Gigabit LAN (support DASH), 1 x Realtek 2.5 Gigabit LAN Supports Quad display, 1 x HDMI 2.0a, 3 x DP 1.2a (2 from Type C) TPM 2.0 onboard IC 19V/90W Power Adapter 110.0 x 117.5 x 47.85mm, Fanned Barebone Specifications: Form Factor Dimensions 110.0 x 117.5 x 47.85 mm Processor System CPU AMD Ryzen™ 3 5300U, 4Cores, Max Speed up to 3.8GHz Chipset SoC BIOS AMI SPI 128 Mbit Memory Technology Dual Channel DDR4 3200 MHz Capacity 64 GB (32 GB per DIMM) Socket 2 x 260-pin SO-DIMM Graphics Controller AMD Radeon™ Graphics HDMI HDMI 2.0a Max resolution up to 4096x2160@60Hz DisplayPort DisplayPort 1.2a, DP++ Max resolution up to 4096x2160@60Hz MultiDisplay Max 4 display (Included 2 outputs from Type C) Expansion Slot M.2/WLAN 1 x Wi-Fi 6E 802.11ax + BT 5.2 (M.2 Key E, 2230 PCIe x1, USB 2.0 for Wireless) * WiFi throughput speed depends on actual environment and equipment Bluetooth 5.2 Audio Interface Realtek ALC233, High Definition Audio. Ethernet Controller/ Speed LAN1: Realtek RTL8125BG with 10/100/1000/2500 Mbps LAN2: Realtek R8111FPV with 10/100/1000 Mbps,support DASH function Connector 2 x RJ-45 Front I/O USB 1 x USB 3.2 Gen2 (Type A) 2 x USB 3.2 Gen2 (Type C, Supports DP 1.2a display output) Audio 1 (headphone & microphone jack) Rear I/O HDMI 1 x HDMI 2.0a DisplayPort 1 x DP 1.2a Ethernet 1 x 1 Gigabit LAN, 1 x 2.5 Gigabit LAN USB 2 x USB 2.0 DC Jack 1 Storage M.2 1 x M.2 (KEY M, 2242/2260/2280) with PCIe Gen3 x4 and SATA3 for SSD *M.2 Key M 2280(Supported by bracket) SATA 1 x SATA3.0 (6.0 Gb/s) Watchdog Timer Output From Super I/O to drag RESETCON# Interval 256 Segments 0,1,2....255sec Power Requirements Input PWR 1 x 19V/90W Power Adapter Power On AT/ATX supported AT: Direct PWR on as power input ready ATX:Press button to PWR on after power input ready Environment Operating Temp 0ºC ~ 40ºC Storage Temp -40° C ~ 85° C Operating Humidity 5% ~ 90% Storage Humidity 5% ~ 90% Mechanical Construction Plastic Mounting VESA mounting Dimensions (W x H x D) 110.0 x 117.5 x 47.85 mm Weight Net Weight: 1kg Others OS Support Windows 10/11 Certifications CE, FCC Class A Packing List 1 x 19V/90W Power Adapter 1 x Screw Package 1 x VESA mounting bracket 1 x Bracket for M.2 2280 support TPM TPM 2.0 onboard IC