✅ ALL IMPORT DUTIES & TAXES INCLUDED
Any applicable US sales tax is collected by at checkout as required by law.
Asrock B850M Pro-A AMD B850 Socket AM5 micro ATX Optimized for stability, durability, and efficiency. It combines reliable performance, user-friendly features and streamlined style for daily computing tasks.
Optimized VRM Design
8+2+1 Power Phase Design
Featuring sturdy components and completely smooth power delivery to the CPU, offering enhanced performance for gamers.
Dr. MOS
Dr.MOS is the integrated power stage solution which is optimized for synchronous buck-set down voltage applications! Compared to traditional discrete MOSFETs, it intelligently delivers higher current for each phase, thus providing improved thermal result and superior performance.
Power Connector
Hi-Density Power Connector
CPU overclocking requires higher current. ASRock Hi-Density Power Connectors are designed to withstand higher currents compared to traditional CPU and ATX power connectors, providing a more stable system and reducing the risk of fire during heavy overclocking.
6 Layer PCB
The 6 Layer PCB provides stable signal traces and power shapes delivering lower temperature and higher energy efficiency for memory overclocking! Thus, it's able to support the latest memory modules with most extreme memory performance!
DDR5 XMP & EXPO Support
Derived from the “built for stable and reliable” designing concept, ASRock does not compromise on any details. This motherboard is built with high quality materials, enthusiasts are able to enjoy the boost of DDR5 memory overclocking performance by enabling the pre-tested profiles. Make sure the memory modules are Intel® XMP/AMD EXPO™ capable and overclocking can be made so affordable, satisfying and absolutely no sweat at all.
High Speed M.2 Solution
PCIe Gen5 Blazing M.2
The Blazing M.2 accommodates the latest PCI Express 5.0 standard to perform twice the bandwidth compared to previous generation, with a breathtaking 128Gb/s transfer speed, it is ready to unleash the full potential of future ultrafast SSDs.
Hyper M.2 Gen4 x4
Supports PCI Express 4.0 M.2 SSDs, it is capable of perform twice the speed compared to previous 3rd generation, giving a lightning fast data transferring experience.
Cooling
Intelligent Cooling Design
Aluminum Heatsink
The first thing that catches the eye is the optimized Aluminum Heatsink Design. Heatsinks are crucial for efficient heat dissipation, especially during heavy workloads like gaming or productivity tasks. Motherboard that built with heatsinks can effectively manage thermal performance, hence ensure system stability and durability effortlessly.
PWM/DC Fan Support
ASRock fan headers automatically detect whether fans are running in DC or PWM mode, allowing users to fine-tune the fan curve and achieve quieter operation.
Fan-Tastic Tuning
ASRock A-Tuning Fan-Tastic Tuning function enables users to auto-detect the minimum duty of each fan with a single click. Users can also easily adjust the fan curve via the visualized UI interface, meeting their system's cooling performance and noise reduction requirements.
Connectivity
Dragon 2.5 Gb/s LAN
The intelligent 2.5Gb/s LAN platform is built for maximum networking performance for the demanding requirements of home networking, content creators, online gamers and high-quality streaming media. Boost networking performance up to 2.5X the bandwidth compared to the standard gigabit Ethernet, you’ll enjoy the faster and uncompromised connectivity experience for gaming, file transfers and backups.
Stylish Design
POLYCHROME RGB
This motherboard features onboard RGB headers and addressable RGB headers that allow motherboard to be connected to compatible LED devices such as strip, CPU fans, coolers, chassis and so on. Users may also synchronize RGB LED devices across the Polychrome RGB Sync-certified accessories to create their own unique lighting effects.
SignalRGB
SignalRGB unifies your RGB devices, offering seamless customization, game-reactive effects, macro automation, and system monitoring. The official partnership empowers ASRock motherboards with advanced lighting control, enhances compatibility with a diverse range of RGB devices, and provides greater customization flexibility.
DIY Friendly
Dual Graphics Outputs
Complete with two types of most used connectors! Packed with a HDMI + DisplayPort combo, you have more graphics output options now.
Reinforced Steel Slot [PCIe 5.0 Version]
The reinforced steel slot is capable of supporting PCI Express 5.0 standard. The various benefits include:
- Extra anchor points
- Stronger latch
- Ensure signal stability
- Make sure heavy graphics cards to be well-installed.
EZ Setting
Auto Driver Installer
No need to worry about lack of disk drive! Asrock preinstall LAN driver to ensure that you are able to install all drivers needed in an easier way than using SCD.
BIOS Flashback
Get the most convenient BIOS flashing with just a simple click. Users can easily achieve the latest BIOS support with a USB and a power supply. No CPU, RAM or other components are required.
Asrock B850M Pro-A. Processor manufacturer: AMD, Processor socket: Socket AM5, Compatible processor series: AMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 Series. Supported memory types: DDR5-SDRAM, Maximum internal memory: 256 GB, Memory slots type: DIMM. Supported storage drive interfaces: PCI Express 4.0, PCI Express 5.0, SATA III, Supported storage drive types: HDD & SSD, RAID levels: 0, 1, 10. Maximum resolution: 3840 x 2160 pixels. USB connector type: USB Type-A, USB Type-CProcessoreProduttore processoreAMDPresa per processoreSocket AM5Processori compatibiliAMD Ryzen 7000 Series, AMD Ryzen 8000 Series, AMD Ryzen 9000 SeriesSocket Processori supportatiSocket AM5MemoriaTipi di memoria supportatiDDR5-SDRAMNumero di slot di memoria4tipo di slot di memoriaDIMMCanali di memoriaDual-channelCompatibilità ECCECC & Non-ECCRAM massima supportata256 GBSenza bufferSìController di archiviazioneTipi di unità di archiviazione supportateHDD & SSDInterfacce dell'unità di archiviazione supportatePCI Express 4.0, PCI Express 5.0, SATA IIInumero di dispositivi di archivio supportati7Supporto RAIDSìLivelli RAID0, 1, 10GraficaTecnologia di processo parallelaNon supportatoRisoluzione massima3840 x 2160 PixelHDCPSìI/O interniConnettori USB 2.02Connettori USB 3.2 Gen 1 (3.1 Gen 1)3Connettori USB 3.2 Gen 2 (3.1 Gen 2)0Numero di connettori SATA III4Connettore pannello audio frontaleSìConnettore ATX (24-PIN)SìConnettore ventola CPUSìNumero di connettori della ventola della CPU2Numero di connettori ventola chassis3Connettore di potenza EPS (8-Pin)SìNumero di connettori di alimentazione EPS (8 pin)1Connettore con potenza 12VSìConnettore LED RGBSìNumero di pin header per LED RGB1Pannello posteriore porte I/OQuantità porte USB 2.04Quantità di porte USB 3.2 Gen 1 (3.1 Gen 1) di tipo A2Quantità di porte USB 3.2 Gen 1 (3.1 Gen 1) di tipo C0Quantità di porte USB 3.2 Gen 2 (3.1 Gen 2) di tipo A1Quantità di porte USB 3.2 Gen 2 (3.1 Gen 2) di tipo C1Quantità porte Ethernet LAN (RJ-45)1Quantità porte VGA (D-Sub)0Quantità porte HDMI1Versione HDMI2.1Quantità porte DVI-D0Quantità DisplayPorts1versione DisplayPort1.4Ingresso di lineaSìMicrofono, spinotto d'ingressoSìConnettore USBUSB tipo A, USB tipo-CCollegamento in reteCollegamento ethernet LANSìTipo di interfaccia Ethernet2.5 Gigabit EthernetController LANDragon perPCFattore di forma scheda madremicro ATXFamiglia di chipset per scheda madreAMDChipset scheda madreAMD B850Chip audioRealtek ALC897Sistema audio7.1 canaliColore del prodottoNeroSistema operativo Windows supportatoWindows 10 x64, Windows 11 x64CertificazioneFCC, CE, ErP/EuPSlot espansioneSlot PCI Express x4 (Gen 4.x)1Slot PCI Express x16 (Gen 5.x)1Numero di slot di M.2 (M)3Dimensione massima del primo connettore Key M.22280Generazione massima PCI Express del primo M.25.0Dimensione massima del secondo connettore Key M.22280Generazione massima PCI Express del secondo M.24.0Dimensione massima del terzo connettore Key M.22280Generazione massima PCI Express del terzo M.24.0BIOSTipo BIOSUEFI AMIDimensione memoria BIOS256 MbitDimensioni e pesoLarghezza244 mmProfondità244 mmContenuto dell'imballoViti incluseSì Additional information Payment
Secure payment via Managed Payments. All major debit/credit cards, Apple Pay and Google Pay are accepted at checkout.
Shipping
- Shipments are handled by selected express couriers.
WE SHIP WORLDWIDE. FOR SHIPPING COSTS, PLEASE CHECK THE SHIPPING OPTIONS SHOWN BY AT CHECKOUT
Orders received before 1:00 PM (CET) are processed the same business day and shipped within 24/48 business hours.
Delivery times vary depending on destination and the shipping service selected on . Please refer to the estimated delivery dates shown by during checkout.
Couriers deliver Monday to Friday during business hours. Exact delivery time slots cannot be selected.
Terms & returns
If you have any questions before purchasing, please contact us via Messages. In case of any issue with the order, please message us within 2 days from delivery so we can assist you promptly.
Authorized seller
