STABLE POWER SUPPLYComplete 6 power stages, carry stably R7 3700X combine low resistance and high eficiency Dr Mos.
Unique APU Core Graphics card
power supply module support the stable operation of APU under high load
8pin CPU power supply ports solid pin design with lower resistance and higher power supply ceiling
TWO UP AND 1 jWO DOWN MOSFET
Low resistance and high efficiency Dr Mos, balanced load R7 3700X can reach full core 4.1G at full load
MOS COOLING MODULE
Full Load R7 3700X with No Pressure, Rare Configuration at the Same Price 
UNREDUCED SLOT CAPACITORS
Full Capacitance Specifications at Front and Back, Balanced and Accurate Voltage under High Load 
STAINLESS-STEEL BACK I/0 & HIGH SPEED SLOT
PCIE SSD SLOTS (X4 CHANNEL)
SUPPORT 32GB BANDWIDTH
COMPATIBLE WITH NVME and SATA 
B550-L EVEL MEMORY WIRING
Stable carry 3600MHz memory
High frequency memory and high bandwidth
Open XMP and manual memory OC
HOLLOW DESIGN CHIPSET HEATSINK
More stable and better chipset cooling
ensures better memory performance
DURABLE NETWORK FILTER MODULE
Using more durable materials, greatly optimizes network latency and packet loss problems
OPTIMIZING AUDIO ROUTING
Specialized centralized wiring design to further reduce the failure rate
1.MAXSUN Challenger A520 motherboard supports ruilong 3000/4000/5000 series BIOS (for example：3600/4650/4650g/5600g/5600x/5700x CPU processors).
2.The CR2032 battery in the motherboard photo will be taken out before shipping, as the battery is prohibited at CN Post and Custom
Basic specifications
●Board type: M-ATX
●Chipset: AMD A520 chip
●CPU support: Support AMD AM4 socket APU and AMD Ryzen processor
●Memory support: Support dual-channel DDR4 memory
●Network card chip: Realtek RTL8111 Gigabit network card
●Integrated graphics: CPU built-in display chip (APU only, Ryzen has no display chip)
Extended support
●Disk interface: 4x SATAIII interface; 1x M.2 interface (SATAIII/PCI-E standard)
●Graphics slot: 1 PCI-E graphics slot
●Other slots: 1 PCI-E X1 slot; 1 M.2 slot
●PS/2 interface: 1 keyboard and mouse universal
●USB interface: 2x USB3.0 interface; 4x USB2.0 interface
●Audio interface: 6 channel audio
●Extension pins: 4 USB2.0, 2 USB3.1
Other parameters
●Power interface: 24 pin + 8 pin
●Power supply mode: 6 phase
●Features: High-speed M.2 interface, graphics card slot, 2 DDR4 memory slots, six-phase power supply
Motherboard accessories: manual, SATA data cable, baffle
