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We sell second-hand motherboards, which look almost like brand new products without original packaging. They are equipped with I/O and antennas. We tested the motherboard before shipping, so please feel free to purchase

Chipset
Integrated chip graphics card/sound card/network card
Main chipset AMD A520
The chipset description adopts AMD A520 chipset
Display chip CPU built-in display chip (requires CPU support)
Audio chip integrated with Realtek sound effect chip
Network card chip onboard Realtek GbE gigabit network card
Processor specifications
CPU Type: AMD Ryzen 5000 G Series Processor/AMD Ryzen 5000 Series Processor/AMD Ryzen 4000 G Series Processor/AMD Ryzen 3000 Series Processor
CPU socket socket AM4
Memory specifications
Memory type 2 × DDR4 DIMM
Maximum memory capacity 64GB
Memory Description: Supports dual channel DDR4 5100 (O.C.)/4800 (O.C.)/4600 (O.C.)/4400 (O.C.)/4266 (O.C.)/4133 (O.C.)/4000 (O.C.)/3866 (O.C.)/3600 (O.C.)/3466 (O.C)/3400 (O.C.)/3200/2933/2667/2400/2133MHz
Storage Expansion
PCI-E Standard PCI-E 3.0
PCI-E X16 slot 1
PCI-E X1 slot 1
Storage interface 1 × M.2 interface, 4 × SATA III interface
I/O interface
USB interface based on CPU:
4 x USB 3.2 Gen 1 interface for rear window IO
Based on chipset:
2 x USB 3.2 Gen 1 interface, needs to be connected from the USB socket inside the motherboard via a ribbon cable
6 x USB 2.0/1.1 interfaces (2 in the rear window IO, 4 need to be connected from the USB socket inside the motherboard via a ribbon cable)
USB (backplane) 4 x USB 3.2 Gen 1 interface
2 x USB 2.0/1.1 interface
USB (built-in) 1 x USB 3.2 Gen 1 socket
2 x USB 2.0/1.1 sockets
Video interface 1 x HDMI interface, 1 x VGA interface
One 8-pin power interface and one 24 pin power interface
Other interfaces: 1 x COM interface, 1 x PS/2 keyboard and mouse universal interface, 1 x RJ45 network interface, 3 x audio interface error correction
Plate type
Motherboard type Micro ATX board type
Dimensions 23.3 × 19.8cm