| SPECIFICATIONS |
| Brand | ASUS |
| Series | PRIME Series |
| Model | PRIME B450M-K II (90MB1600-M0EAY0) |
| CPU Support | AMD AM4 Socket for AMD Ryzen 5000 Series/ 5000 G-Series/ 4000 G-Series Processors |
| AMD Ryzen 3000 / 2000 / 1000 Processors |
| AMD Ryzen & Athlon Processors with Radeon Vega Graphics |
| Chipset | AMD B450 Chipset |
| Memory Support |
| AMD B450 Chipset | 2x DDR4 memory slots, Supports up to 64GB |
| Supports 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 |
| Dual channel memory architecture |
| ECC Memory (ECC mode) support varies by CPU |
| Supports un-buffered memory |
| Graphics |
| HDMI | 1x HDMI 2.0b port, supports a maximum resolution of 4096x2160 @ 60Hz, Support HDCP |
| VGA | 1x VGA D-Sub, supports a maximum resolution up to 2048 x 1536 @ 60Hz |
| DVI-D | 1x DVI-D Port, supports a maximum resolution up to 2560 x 1600 @ 60Hz |
| Graphics specifications may vary between CPU types |
| Expansion Slots |
| CPU Direct | 1x PCIe 3.0 x16 Physical, x16 Electrical Slot |
| AMD B450 Chipset | 2x PCIe 2.0 x1 slots |
| Storage |
| CPU Direct | 1x M.2 2280 PCIe 3.0 x4 NVMe SSD Slot (M.2 2242, 2260, 2280) |
| AMD B450 Chipset | 4x SATA 6Gb/s connectors |
| Support for SATA RAID 0, RAID 1, and RAID 10 for SATA devices |
| Networking |
| LAN | Realtek RTL8111H Gigabit LAN 10/100/1000 Mb/s |
| WiFi | N/A |
| Bluetooth | N/A |
| Audio |
| Codec | 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 |
| LED-illuminated design |
| Audio Shielding |
| Dedicated audio PCB layers |
| Premium Japanese audio capacitors |
| Connectivity |
| Ports | 1x PS/2 keyboard/mouse combo port |
| 1x DVI-D |
| 1x D-Sub |
| 1x HDMI |
| 1x LAN (RJ45) port |
| 4x USB 3.2 Gen 1 (blue) Type-A |
| 2x USB 2.0 |
| 3x Audio jacks |
| 1x BIOS FlashBack Button |
| Buttons | 1x BIOS FlashBack Button |
| General |
| Internal Connectors | 1x CPU Fan connector(s) (1 x 4 -pin) |
| 1x Chassis Fan connector(s) (1 x 4 -pin) |
| 1x USB 3.2 Gen 1(up to 5Gbps) connector(s) support(s) additional 2 USB 3.2 Gen 1 port(s) (19-pin) |
| 2x USB 2.0 connector(s) support(s) additional 4 USB 2.0 port(s) |
| 1x M.2 Socket 3 with M key, type 2242/2260/2280 storage devices support (SATA & PCIE 3.0 x 4 mode) |
| 1x SPI TPM header |
| 1x COM port(s) connector(s) |
| 4x SATA 6Gb/s connector(s) |
| 1x S/PDIF out header(s) |
| 1x 24-pin EATX Power connector(s) |
| 1x 8-pin ATX 12V Power connector(s) |
| 1x Front panel audio connector(s) (AAFP) |
| 1x System panel(s) |
| 1x Clear CMOS jumper(s) |
| 1x COM port header |
| 1x Speaker connector |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
| Form Factor | Micro-ATX Form Factor, 226 x 221 mm (H x W) |
| Operating System Support | Windows 7 64-bit |
| Windows 10 64-bit |
| Windows 11 64-bit |
| Boxed Accessories | User´s manual |
| I/O Shield |
| 2x SATA 6Gb/s cables |
| 1x M.2 Anchor |
| 1x Supporting DVD |
| Warranty Information |
| Warranty | 3 Year Warranty |