Description
ASUS PRIME A520M-K is a micro-ATX AMD A520 motherboard for Ryzen 3000, 4000G and 5000 series processors, offering a stable, affordable platform for gaming, office and home PCs. It brings M.2 NVMe support, USB 3.2 Gen1, 1 Gb Ethernet and HDMI + D-Sub display outputs in a compact board that fits most cases.
Key Features:
- AMD A520 (AM4) micro-ATX motherboard for Ryzen 5000 / 4000G / 3000 series processors.
- 2 x DDR4 DIMM slots, up to 64GB dual-channel memory with high OC speeds on supported CPUs.
- 1 x M.2 slot (PCIe 3.0 x4 & SATA) plus 4 x SATA 6Gb/s ports for SSDs and HDDs.
- PCIe 3.0 x16 slot for graphics card and PCIe x1 slots for expansion cards.
- Rear I/O: HDMI and D-Sub display outputs, 1 Gb Ethernet, USB 3.2 Gen1 Type-A, USB 2.0 and audio jacks.
- ASUS 5X Protection III hardware safeguards for enhanced durability and reliability.
- Comprehensive cooling controls via Fan Xpert and UEFI BIOS to keep your system stable under load.
- Compact mATX form factor (22.6 x 22.1 cm) fits a wide range of ATX and mATX cases.
Specifications:
| Chipset | AMD A520 |
| CPU Support | AMD AM4 socket for Ryzen 5000 / 5000G / 4000G / 3000 / 3000G desktop processors (refer to ASUS CPU support list). |
| Form Factor | micro-ATX, 22.6 cm x 22.1 cm |
| Memory | 2 x DDR4 DIMM slots, up to 64GB dual-channel, high speed OC support on compatible CPUs. |
| Expansion Slots | 1 x PCIe 3.0 x16 (CPU), 2 x PCIe 3.0 x1 (chipset). |
| Storage | 1 x M.2 Socket 3 (2242/2260/2280, PCIe 3.0 x4 & SATA) 4 x SATA 6Gb/s ports, RAID 0/1/10 support. |
| Graphics Outputs | 1 x HDMI 2.1 (up to 4K@60Hz) 1 x D-Sub (VGA) |
| Audio | Realtek 8-channel HD Audio with audio shielding and dedicated PCB layers. |
| LAN | 1 x Realtek 1 Gb Ethernet port (RJ-45). |
| Rear USB Ports | 4 x USB 3.2 Gen1 Type-A 2 x USB 2.0 Type-A |
| Internal USB Headers | 1 x USB 3.2 Gen1 header (up to 2 ports) 2 x USB 2.0 headers (up to 4 ports) |
| Cooling & Fan Headers | 1 x CPU fan header 1 x Chassis fan header |
| Other Headers | Front panel audio, COM header, SPI TPM header, front panel connectors. |
| Operating System | Windows 10 64-bit / Windows 11 64-bit |
| Warranty | 3 years (India, as per ASUS policy) |
Ideal For:
Perfect for budget to mid-range Ryzen gaming and office builds where you want reliable performance, M.2 NVMe support and dual-display output from Ryzen APUs, without overspending on the motherboard.

