Description
The ASUS PRIME A520M-K/CSM is a Micro-ATX motherboard designed to unleash the full potential of AMD Ryzen™ processors. It features the AMD A520 chipset and supports a wide range of Ryzen™ CPUs, including the 5000, 5000 G-Series, 4000 G-Series, and 3000 series. With support for up to 64GB of DDR4 memory across two DIMM slots, it offers flexibility for various computing needs.
For storage, the motherboard provides one M.2 slot supporting both PCIe 3.0 x4 and SATA modes, along with four SATA 6Gb/s ports, allowing for multiple storage configurations and RAID support. Expansion is facilitated through one PCIe 3.0 x16 slot and two PCIe 3.0 x1 slots, accommodating various add-on cards.
Connectivity options include Realtek RTL8111H 1Gb Ethernet with ASUS LANGuard for reliable networking, multiple USB ports (including USB 3.2 Gen 1), and HDMI and D-Sub ports for display output. The motherboard also features comprehensive cooling solutions and 5X Protection III hardware safeguards, ensuring durability and stable performance.
Product Specifications:
| Feature | Specification |
|---|---|
| Model | PRIME A520M-K/CSM |
| CPU Support | AMD AM4 Socket for AMD Ryzen™ 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3000 Series/ 3000 G-Series Desktop Processors |
| Chipset | AMD A520 |
| Memory Support | - 2 x DIMM slots, supporting up to 64GB of DDR4 memory - Supported memory speeds: 4600(O.C.)/ 4400(O.C.)/ 4000(O.C.)/ 3866(O.C.)/ 3733(O.C.)/ 3600(O.C.)/ 3466(O.C.)/ 3333(O.C.)/ 3200/ 3000/ 2800/ 2666/ 2400/ 2133 MHz - Dual Channel Memory Architecture - ECC memory (ECC mode) support varies by CPU |
| Expansion Slots | - 1 x PCIe 3.0 x16 slot (supports x16 mode) - 2 x PCIe 3.0 x1 slots |
| Storage | - 1 x M.2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes) - 4 x SATA 6Gb/s ports - Supports RAID 0, 1, 10 |
| LAN | Realtek RTL8111H 1Gb Ethernet with ASUS LANGuard |
| Audio | Realtek ALC887 7.1-Channel High Definition Audio CODEC* * To configure 7.1-channel audio, a chassis with an HD audio module in the front panel is required. |
| USB Ports | Rear I/O Ports: - 4 x USB 3.2 Gen 1 Type-A - 2 x USB 2.0 Type-A Internal Connectors: - 2 x USB 3.2 Gen 1 headers (supporting 4 additional USB 3.2 Gen 1 ports) - 2 x USB 2.0 headers (supporting 4 additional USB 2.0 ports) |
| Video Output | - 1 x HDMI port - 1 x D-Sub port |
| Form Factor | Micro-ATX (22.6 cm x 22.1 cm) |








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