B450M AM4-K Specification:
Brand: JUXIESHI
Model: B450M AM4-K
Chipset Type: AMD B450 Chipset
CPU Socket: Socket AM4
CPU: Supports 1st, 2nd, 3rd, 4th, and 5th Gen AMD Ryzen CPU / 7th Gen A-Series APU / AMD Athlon X4 Desktop CPU Processors on Socket AM4
Like following:
AMD Ryzen 3 1200/1300/1300X/2200G/3100/3200G/3300/3300X/5100/5100X/5300X/5300G/5300GE, etc;
AMD Ryzen 5 1400/1500/1500X/1600/1600X/2400G/2500X/3350G/3400G/3500X/3600/3600X/5500X, etc;
AMD Ryzen 7 1700/1700X/1800X/2700/2700X/3700/3700X/3800X/5700G/5700GE/5700X/5800G/7730U, etc;
AMD Ryzen 9 3900X/3950X/5900X/5950X; AMD A8 9600/A10 9700/A12 9800; AMD Athlon X4 940/940/970, and Athlon 3000G/Gold 3150G, etc.
Memory: 4 x DDR4 DIMM memory slots, support up to 128GB.
Memory Type: DDR4 3600/3200/3000/2933/2800/2666/2400/2133 MHz (by A-XMP Overclocking MODE)
Dual channel memory architecture,support desktop, non-ECC, unbuffered memory.
The actual memory frequency support depends on the processor type
Please install them all in the black slot when using one or two rams.
Compatible Devices: Personal Computer, Server, Keyboard, Mouse, Printer, Projector, Microphone, Monitor, Video Card, etc.
Suitable For: Casual Computing, Graphic Design, Gaming
Platform: Windows 8, Windows 10, Windows 11, Linux
Power Supply: micro atx motherboard amd adopts 4 + 2 phase power supply
Quick Boot Key: F11, turn the AM4 motherboard on and press the F11 key continuously.
Enter BIOS: Turn the motherboard on, and press the main "DEL" key continuously.
Size: 235*215*35 mm
Form Factor: mATX

BIOS Settings:
TPM 2.0: Support
Secure Boot: Support
Hibernation: Support
Diskless Booting: Support
CPU Overclocking: Support
Wake on LAN (WOL): Support
PWRON After PWR-Fail: Support
Language set: Chinese/English
Precision Boost Overdrive (PBO): Support
Memory Timing Modification (X.M.P): Support
Fan Speed Modification: Support 4-pin fan only

Expansion Slot: 1 x PCIe 3.0 x16 slot, 1 x PCIe 2.0 x1 slot

Storage Device Slot:
Support 4 x SATA 6Gb/s ports and 2 x M.2 slots,
Dual M.2 Socket, with M Key, type 2242/2260/2280 storage devices support (PCIE mode)
Applicable Hard Disk: Supports 2.5-inch SATA SSD, 3.5-inch HDD, and dual NVMe (PCIe) M.2 SSD.
The upper M.2 slot is PCIe 3.0 x4 standard, supports PCIe (NVMe) only, and the fastest speed is 3700M/S.
The bottom M.2 slot is PCIe 2.0 x4 standard,supports PCIe (NVMe) only, and the fastest speed is 831M/S.

LAN Connectivity and Audio:
Realtek 8111H Gigabit LAN controller; Realtek ALC897 High Definition Audio CODEC
M.2 WiFi interface supports PCIe (NGFF) protocol wireless network card only, doesn't support the CNVI protocol.

USB Port:
3 x USB 3.0 port(s), 6 x USB 2.0 port(s) (6 at back panel, 3 at mid-board)

Back I/O Port:
1 x PS/2 keyboard/mouse port
1 x Gigabit LAN(RJ45) port
2 x USB 3.0 (blue) interfaces
4 x USB 2.0 interfaces
3 x Audio jack(s)
1 x DisplayPort
1 x VGA interface
1 x HDMI-compatible interface

Internal I/O Port:
1 x USB 3.0 connector
2 x USB 2.0 connectors
2 x M.2 slots (NVMe Protocol)
1 x Wi-Fi M.2 slot (PCIe/NGFF Protocol)
4 x SATA 6 Gb/s connectors
1 x 4-pin PWM CPU Fan header
1 x 4-pin PWM Chassis Fan header
1 x 3-pin Chassis Fan header
1 x Front Panel Audio header
1 x 24-pin EATX Power connector
1 x 8-pin ATX 12V Power connector
1 x Front Panel connector
1 x 4-pin Speaker/Buzzer header
1 x 2-pin Clear CMOS header
1 x COM Port header
1 x Debug interface

CPU and System Fan:
Please navigate to the menu of Fan Settings options to adjust the fan speed in the BIOS page.
CPU_FAN: 4-pin CPU fan header supports intelligent temperature control
SYS_FAN1: 4-pin Chassis fan header supports temperature control
SYS_FAN: 3-pin Chassis fan header doesn't support temperature control

How to Clear CMOS:
Power off remove all parts, and use tweezers or other metal conductive objects, short 2-pin header (CLR_CMOS) for 3-5 seconds.

Packing List:
JUXIESHI AMD B450M AM4-K Motherboard *1
SATA Cable *1
I/O Shield *1