π§ ASUS PRIME B450M-A Motherboard (AMD AM4) Form Factor: Micro-ATX (mATX) β compact but feature-rich. Chipset: AMD B450 β good balance of performance & price. CPU Socket: AMD AM4 β supports a wide range of Ryzen & Athlon CPUs. βοΈ CPU Support Compatible with AMD Ryzen 5000/4000 G-Series/ 3rd/2nd/1st Gen Ryzen CPUs (including Radeon-graphics APUs). π§ Memory 4 Γ DDR4 DIMM slots Up to 128 GB DDR4 (varies by BIOS & CPU). Supported speeds: DDR4-2133 / 2400 / 2666 / 2800 / 3000 / 3200 / 3466 / 4400 MHz (OC). Dual-channel memory architecture. π‘ Note: The maximum frequency and capacity that works reliably can depend on the CPU memory controller and BIOS version. π₯οΈ Graphics & Display If using a Ryzen APU with integrated graphics: HDMI 2.0b β up to 4K 60 Hz. DVI-D and VGA (D-Sub) outputs for older displays. π Expansion & Storage 1 Γ PCIe 3.0 x16 slot β for graphics card. 2 Γ PCIe 2.0 x1 slots for add-on cards. 1 Γ M.2 Socket 3 β supports SATA & PCIe NVMe SSDs (2242-22110 sizes). 4 Γ SATA 6 Gb/s ports β for SSDs/HDDs. π Rear I/O / Connectivity USB: 2 Γ USB 3.1 Gen 2 (rear), 4 Γ USB 3.1 Gen 1, 4 Γ USB 2.0 (mid-board headers). LAN: Realtek RTL8111H Gigabit Ethernet with ASUS LAN Guard. Audio: Realtek ALC887 8-channel HD audio with audio shielding & premium caps. βοΈ Features & Utilities ASUS 5X Protection III: SafeSlot Core, ESD guards, overvoltage protection, and more. Fan Xpert 2+: Fan control profiles & thermal management. ASUS Aura Sync header: Control RGB lighting strips (RGB sync). Easy BIOS utilities (EZ Flash 3, CrashFree BIOS 3). π§ What Itβs Good For β Budget to mid-range PC builds β AMD Ryzen CPUs with or without integrated graphics β AM4 systems with DDR4 RAM and SSD storage β Users who want RGB sync & decent I/O expansion