| Basic Information | |
| Supported CPU | AMD AM4 Socket for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series/ 3rd/2nd/1st Gen AMD Ryzen/ 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics/ Athlon with Radeon Vega Graphics Processors |
| Chipset | AMD B450 |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
| Form Factor | mATX Form Factor 8.9 inch x 8.7 inch ( 22.6 cm x 22.1 cm ) |
| Graphics | Integrated Graphics in the 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics/ Athlon with Radeon Vega Graphics Processors 1 x D-Sub 1 x DVI-D 1 x HDMI 2.0b |
| Audio | |
| Expansion Slots | |
| PCI | 3rd/2nd/1st Gen AMD Ryzen Processors 1 x PCIe 3.0 x16 (x16 mode) 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics Processors 1 x PCIe 3.0 x16 (x8 mode) AMD Athlon with Radeon Vega Graphics Processors 1 x PCIe 3.0 x16 (x4 mode) AMD B450 chipset 2 x PCIe 2.0 x1 |
| Memory | |
| Maximum Memory | 64GB |
| Slots | 2 x DIMM |
| Supported Memory | 4400(O.C)/4000(O.C.)/3866(O.C.)/3733(O.C.)/3600(O.C.)/3466(O.C.)/ 3400(O.C.)/3300(O.C.)/3200(O.C.)/3000(O.C.)/2933(O.C.)/2800(O.C.) / 2666/2400/2133 MHz Un-buffered Memory |
| Type | Dual Channel DDR4 Memory Technology |
| Connector & Ports | |
| Audio | Realtek ALC887/897 7.1-Channel High Definition Audio CODEC - Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking, up to 24-Bit/192kHz playback Audio Feature : - LED-illuminated design - Audio Shielding - Dedicated audio PCB layers - Premium Japanese audio capacitors Choose the chassis with an HD audio module in the front panel to support 8-channel audio output. |
| HDMI | 1 x HDMI 2.0b |
| Internal I/O Ports | 1 x CPU Fan connector(s) (1 x 4 -pin) 1 x Chassis Fan connector(s) (1 x 4 -pin) 1 x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin) 2 x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) 1 x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode) 1 x SPI TPM header 1 x COM port(s) connector(s) 4 x SATA 6Gb/s connector(s) 1 x S/PDIF out header(s) 1 x 24-pin EATX Power connector(s) 1 x 8-pin ATX 12V Power connector(s) 1 x Front panel audio connector(s) (AAFP) 1 x System panel(s) 1 x Clear CMOS jumper(s) 1 x COM port header 1 x Speaker connector |
| LAN Port (s) | Realtek RTL8111H ASUS LANGuard |
| Supported Storage | Total supports 1 x M.2 slot(s) and 4 x SATA 6Gb/s ports 3rd/2nd/1st Gen AMD Ryzen/ 2nd and 1st Gen AMD Ryzen with Radeon Vega Graphics : 1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA & PCI-E 3.0 x 4 mode) Athlon with Radeon Vega Graphics Processors : 1 x M.2 Socket 3, with M key, type 2242/2260/2280 storage devices support (SATA mode) AMD B450 chipset : 4 x SATA 6Gb/s port(s), Support Raid 0, 1, 10 |
| TPM (Trusted Platform Module ) | 1 x SPI TPM header |
| USB (s) | Rear USB Port ( Total 6 ) 4 x USB 3.2 Gen 1 port(s)(4 x Type-A) 2 x USB 2.0 port(s)(2 x Type-A) Front USB Port ( Total 6 ) 2 x USB 3.2 Gen 1 port(s) 4 x USB 2.0 port(s) |
| Wireless Communication module | |
| Other Features | |
| Other Features | |
| Warranty Information | |
| Warranty | 03 years |
The Asus PRIME B450M-K II DDR4 AMD AM4 Micro ATX Motherboard is a reliable and efficient board designed to deliver stable performance for everyday computing, gaming, and productivity builds. Built with the AMD B450 chipset, it supports a wide range of processors including AMD Ryzen 5000 Series, Ryzen 4000/3000/2000/1000 Series, Ryzen G-Series APUs, and Athlon processors, providing excellent upgrade flexibility for users. This motherboard features an mATX form factor, offering compatibility with most compact PC cases while still providing all essential connectivity and expansion options. Equipped with dual-channel DDR4 memory support up to 64GB, it allows high-speed RAM overclocking up to 4400MHz (OC), ensuring smooth multitasking and improved system responsiveness. For storage, it includes one M.2 slot and four SATA 6Gb/s ports, supporting high-speed NVMe and SATA SSDs, making it ideal for fast boot times and application loading. The PCIe 3.0 x16 slot delivers efficient GPU support, perfect for gaming or graphic-intensive tasks when paired with a dedicated GPU. The motherboard offers multiple display outputs, including HDMI 2.0b, DVI-D, and D-Sub, compatible with integrated Vega graphics APUs. For connectivity, the rear I/O panel features USB 3.2 Gen 1 and USB 2.0 ports, along with Realtek LAN for stable network performance. The onboard Realtek ALC887/897 7.1-channel HD audio chipset provides high-quality sound, enhanced further by ASUS audio shielding and premium components. With durability-focused ASUS design, LANGuard protection, efficient cooling headers, and a 3-year manufacturer warranty, the Asus PRIME B450M-K II stands as a smart and budget-friendly choice for builders looking to create a powerful, efficient, and value-driven PC setup.
