Specifications
From The Manufacturer
ASUS PRIME B450M-K II D4 Specifications:
| Category | Details |
| Model | PRIME B450M-K II |
| 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 ** Refer to www.asus.com for CPU support list |
| Chipset | AMD B450 |
| Memory | 3rd/2nd/1st Gen AMD Ryzen™/2nd and 1st Gen AMD Ryzen™ with Radeon™ Vega Graphics/Athlon™ with Radeon™ Vega Graphics Processors 2 x DIMM, Max. 64GB, DDR4 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. * Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists). * The maximum memory frequency supported varies by processor. |
| Graphic | 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™ port *Graphics specifications may vary between CPU types. |
| Expansion Slots | 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 |
| 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 & PCIE 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 |
| LAN | Realtek® RTL8111H <br> ASUS LANGuard |
| 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. |
| USB Ports | 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) |
| Software Features | ASUS Exclusive Software:
Armoury Crate AI Suite 3: – Performance and Power Saving Utility TurboV EVO EPU DIGI+ VRM Fan Xpert PC Cleaner: – EZ Update – System Information ASUS CPU-Z AI Charger ASUS EZ Installer DAEMON Tools Norton Anti-virus software (Free Trial for 60 days) WinRAR |
| UEFI BIOS | ASUS EZ DIY:
– ASUS CrashFree BIOS 3 – ASUS EZ Flash 3 – ASUS UEFI BIOS EZ Mode |
| ASUS Special Features | ASUS 5X PROTECTION III:
– ASUS DIGI+ VRM – ASUS LANGuard – ASUS Overvoltage Protection – ASUS SafeSlot Core – ASUS Stainless-Steel Back I/O ASUS Q-Design: – ASUS Q-DIMM – ASUS Q-Slot ASUS Thermal Solution: – Aluminum heatsink design ASUS EZ DIY: – BIOS FlashBack™ button – BIOS FlashBack™ LED ASUS Lighting Control |
| Back I/O Ports | 1 x PS/2 keyboard/mouse combo port(s)
1 x DVI-D 1 x D-Sub 1 x HDMI 1 x LAN (RJ45) port(s) 4 x USB 3.2 Gen 1 (blue) Type-A 2 x USB 2.0 3 x Audio jack(s) 1 x BIOS FlashBack™ Button(s) |
| 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 |
| Accessories | User´s manual
I/O Shield 2 x SATA 6Gb/s cable(s) 1 x M.2 Anchor 1 x Supporting DVD |
| BIOS | 256 Mb Flash ROM, UEFI AMI BIOS |
| Operating System | Windows® 10 64-bit
Windows® 7 64-bit * |
| Form Factor | mATX Form Factor
8.9 inch x 8.7 inch (22.6 cm x 22.1 cm) |
| Note | *To support Windows 7 64-bit, please install an AMD Ryzen™ 2nd Generation or Ryzen™ 1st Generation Processor. |
