Key Specifications
Choose one or multiple features to search for items that have the same specifications.| Processor | |
| Processor manufacturer | AMD |
| Maximum number of SMP processors | 1 |
| Compatible processor series | AMD Athlon, AMD Ryzen 2000 Series, AMD Ryzen 3000 Series, AMD Ryzen 5000 Series |
| Processor socket | AM4 |
| Processor thermal power (max) | 105 W |
| Memory | |
| Maximum internal memory | 64 GB |
| ECC | ![]() |
| Non-ECC | ![]() |
| Supported memory clock speeds | 1866,2133,2400,2667 MHz |
| Supported memory types | DDR4 |
| Memory channels | Dual-channel |
| Unbuffered memory | ![]() |
| Memory slots type | DIMM |
| Number of memory slots | 2 |
| Weight & dimensions | |
| Width | 170 mm |
| Depth | 170 mm |
| Networking | |
| Bluetooth version | Not applicable |
| Ethernet LAN | ![]() |
| Bluetooth | ![]() |
| LAN controller | Realtek RTL8111H |
| Wi-Fi | ![]() |
| Ethernet interface type | Gigabit Ethernet |
| Internal I/O | |
| USB 2.0 connectors | 2 |
| S/PDIF out connector | ![]() |
| CPU fan connector | ![]() |
| ATX Power connector (24-pin) | ![]() |
| Number of chassis fan connectors | 2 |
| Front panel audio connector | ![]() |
| TPM connector | ![]() |
| EPS power connector (8-pin) | ![]() |
| USB 3.2 Gen 1 (3.1 Gen 1) connectors | 1 |
| Number of SATA III connectors | 4 |
| Serial port headers | 1 |
| Front panel connector | ![]() |
| 12V power connector | ![]() |
| Back panel I/O ports | |
| PS/2 ports quantity | 1 |
| USB 2.0 ports quantity | 2 |
| Ethernet LAN (RJ-45) ports | 1 |
| Headphone outputs | 3 |
| Microphone in | ![]() |
| VGA (D-Sub) ports quantity | 1 |
| HDMI ports quantity | 1 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 4 |
| Storage controllers | |
| RAID levels | 0, 1, 10 |
| RAID support | ![]() |
| Supported storage drive interfaces | M.2, NVMe, PCI Express 3.0, SATA III |
| Expansion slots | |
| PCI Express x16 slots | 1 |
| PCI Express x16 (Gen 3.x) slots | 1 |
| Number of M.2 (M) slots | 1 |
| BIOS | |
| BIOS type | UEFI |
| Clear CMOS button | ![]() |
| Graphics | |
| Parallel processing technology support | Not supported |
| DirectX version | 12.0 |
| HDCP | ![]() |
| Features | |
| Motherboard chipset | AMD B450 |
| Motherboard form factor | Mini ATX |
| Audio output channels | 7.1 channels |
| Windows operating systems supported | Windows 10 x64, Windows 11 x64, Windows 7 x64 |
| Motherboard chipset family | AMD |
| Component for | PC |
| Audio chip | Realtek ALC887 |
| EAN | 4712960682559 |
The BIOSTAR B450NH is a Mini ATX motherboard designed around the AMD B450 chipset for the AM4 socket. It provides essential functionality for compact PC builds, supporting AMD Ryzen 2000, 3000, and 5000 series processors. Its small footprint makes it a practical choice for small form factor systems, home office PCs, and other space-constrained environments. The board is powered by standard 24-pin ATX and 8-pin EPS connectors to ensure stable power delivery to the CPU and other critical components.
This motherboard includes two DIMM slots that accommodate up to 64 GB of dual-channel DDR4 memory, with overclocked speeds reaching up to 4000 MHz. A single PCIe 3.0 x16 slot is provided for a dedicated graphics card. For storage, the B450NH is equipped with four SATA III ports and one M.2 slot that supports both NVMe and AHCI protocols, with RAID 0, 1, and 10 configurations available. Connectivity options include a Gigabit Ethernet port, multiple USB 3.2 Gen 1 ports, and an HDMI output capable of 4K resolution when paired with a compatible APU.
Key Features:- Supports AMD Ryzen 2000, 3000, and 5000 series processors
- Mini ATX form factor for compact system builds
- Based on the AMD B450 chipset
- Features two DIMM slots for dual-channel DDR4 memory
- Accommodates a maximum of 64 GB of RAM
- Provides one PCIe 3.0 x16 expansion slot
- Offers one M.2 slot and four SATA III storage connectors
- Includes an integrated Gigabit Ethernet port
- Equipped with Realtek ALC887 audio codec
- Features four rear USB 3.2 Gen 1 Type-A ports
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- manual pdf (English)
- leaflet (English)


