ASRock B850M Pro-A AMD AM5 Socket Motherboard, Micro-ATX, 4x DDR5 Slots, 3x M.2 Sockets, 2.5GbE LAN, 1x DisplayPort / 1x HDMI Port
ASRock B850M Pro-A AMD AM5 Socket Motherboard, Micro-ATX, 4x DDR5 Slots, 3x M.2 Sockets, 2.5GbE LAN, 1x DisplayPort / 1x HDMI Port dipesan kembali dan akan dikirim segera setelah kembali tersedia.
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ASRock B850M Pro-A AMD AM5 Socket Motherboard, Micro-ATX, 4x DDR5 Slots, 3x M.2 Sockets, 2.5GbE LAN, 1x DisplayPort / 1x HDMI Port
$187.00
ASRock B850M PRO A Micro ATX Motherboard (AMD B850, AM5)
The ASRock B850M PRO A is a Micro ATX motherboard designed for AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series processors, delivering solid power, fast storage, and extensive connectivity in a compact form factor.
Key Features
- AMD AM5 Support
- Supports AMD Socket AM5 Ryzen 9000, 8000 and 7000 Series Processors
-
AMD B850 chipset
-
Robust Power Design
- 8 + 2 + 1 Power Phase Design with Dr.MOS for VCore + SOC + MISC
-
Vcore with Dr.MOS design for smoother power delivery to the CPU
-
High-Speed DDR5 Memory
- 4 x DDR5 DIMM slots
- Dual Channel DDR5 memory technology
- Supports DDR5 ECC/non-ECC, un-buffered memory up to 8000+ (OC)
- Maximum memory capacity: 256GB
-
Supports XMP and EXPO memory profiles
-
PCIe & Expansion
- 1 x PCIe 5.0 x16 slot (PCIE1), supports x16 mode
- 1 x PCIe 4.0 x4 slot (PCIE2), supports x4 mode
- 1 x M.2 Key E slot (type 2230) for WiFi/BT PCIe WiFi module
-
15µ gold contact in VGA PCIe slot (PCIE1)
-
Integrated Graphics Support
- Integrated AMD RDNA graphics (actual support may vary by CPU)
- 1 x HDMI 2.1 TMDS/FRL 8G compatible, HDR, HDCP 2.3, up to 4K 120Hz
-
1 x DisplayPort 1.4 with DSC, HDCP 2.3, up to 4K 120Hz
-
High-Speed M.2 & SATA Storage
- Supports up to 3 x NVMe M.2 SSDs
- 1 x Blazing M.2 (PCIe Gen5x4)
- 2 x Hyper M.2 (PCIe Gen4x4)
- 4 x SATA3 6.0 Gb/s connectors
-
Supports NVMe SSDs as boot disks
-
USB Connectivity
- Rear:
- 1 x USB 3.2 Gen2 Type-C (10 Gb/s)
- 1 x USB 3.2 Gen2 Type-A (10 Gb/s)
- 2 x USB 3.2 Gen1 Type-A
- 4 x USB 2.0
- Front (via headers):
- 1 x USB 3.2 Gen1 Type-C
- 4 x USB 3.2 Gen1 Type-A
- 4 x USB 2.0
- USB 3.2 Gen2 Type-C: up to 10 Gb/s data transfer
- Front USB 3.2 Gen1 Type-C: up to 5 Gb/s data transfer
-
All USB ports with ESD protection
-
Networking
- Realtek 2.5G LAN (Dragon RTL8125BG), 10/100/1000/2500 Mb/s
-
Dragon 2.5G LAN software with bandwidth control, usage statistics, optimized modes, and custom priority
-
Audio
-
Realtek ALC897 7.1 CH HD Audio Codec
-
Lighting & Customization
- ASRock Polychrome SYNC
- 1 x RGB LED header
- 3 x Addressable LED headers
-
RGB LED header enables easy creation of unique PC lighting styles
-
Wireless-Ready
- 1 x M.2 Key E slot for WiFi upgrade
-
2 x antenna mounting points on rear panel
-
Convenience & Troubleshooting
- BIOS Flashback support and dedicated button
- ASRock EZ Update
- ASRock Auto Driver Installer
- EZ Troubleshooter
-
ASRock Post Status Checker
-
Rock-Solid Durability & Productivity
- Superb Productivity (PCIe Gen5 graphics and M.2, Dual Channel DDR5)
- Rock-Solid Durability
- Ultrafast Connectivity (2.5G LAN)
Specifications
General
| Category | Details |
|---|---|
| Platform | Micro ATX, 9.6" x 9.6" (24.4 cm x 24.4 cm) |
| Chipset | AMD B850 |
| Socket | AMD Socket AM5 |
CPU Support
| Item | Details |
|---|---|
| CPU | AMD Ryzen 9000, 8000 and 7000 Series Processors (Socket AM5) |
Memory
| Item | Details |
|---|---|
| Memory Type | Dual Channel DDR5 |
| Slots | 4 x DDR5 DIMM |
| Capacity | Up to 256GB |
| Speed | Up to DDR5 8000+ (OC) |
| ECC Support | Supports DDR5 ECC/non-ECC, un-buffered memory |
| Profiles | Supports XMP and EXPO memory modules |
Expansion Slots
| Source | Slot | Mode / Notes |
|---|---|---|
| CPU | 1 x PCIe 5.0 x16 (PCIE1) | Supports x16 mode |
| CPU | 1 x PCIe 4.0 x4 (PCIE2) | Supports x4 mode; disabled if M2_3 is occupied |
| Chipset | 1 x M.2 Key E (type 2230) | Supports PCIe WiFi/BT module |
| Special | PCIE1 runs Gen5x16 with 9000 & 7000 series; Gen4x8 with 8000 (Phoenix 1); Gen4x4 with 8000 (Phoenix 2) | |
| Contacts | 15µ gold contact in VGA PCIe slot (PCIE1) |
Graphics
| Item | Details |
|---|---|
| Integrated Graphics | Integrated AMD RDNA graphics (actual support may vary by CPU) |
| HDMI | 1 x HDMI 2.1 TMDS/FRL 8G compatible, HDR, HDCP 2.3, up to 4K 120Hz |
| DisplayPort | 1 x DisplayPort 1.4 with DSC (compressed), HDCP 2.3, up to 4K 120Hz |
Audio
| Item | Details |
|---|---|
| Codec | Realtek ALC897 |
| Channels | 7.1 CH HD Audio |
LAN
| Item | Details |
|---|---|
| Controller | Realtek Dragon RTL8125BG |
| Speed | 10/100/1000/2500 Mb/s (2.5 Gigabit LAN) |
| Software Features | Smart Auto Adjust Bandwidth Control, visual UI, network usage statistics, optimized modes, user customized priority control |
USB
| Source | Ports |
|---|---|
| CPU | 1 x USB 3.2 Gen2 Type-C (rear) |
| 1 x USB 3.2 Gen2 Type-A (rear) | |
| Chipset | 1 x USB 3.2 Gen1 Type-C (front) |
| 6 x USB 3.2 Gen1 Type-A (2 rear, 4 front) | |
| 8 x USB 2.0 (4 rear, 4 front) | |
| Notes | USB 3.2 Gen2 Type-C up to 10 Gb/s; front USB 3.2 Gen1 Type-C up to 5 Gb/s; all USB ports support ESD protection |
Rear Panel I/O
| Port / Button | Details |
|---|---|
| Video Outputs | 1 x HDMI, 1 x DisplayPort 1.4 |
| USB | 1 x USB 3.2 Gen2 Type-A, 1 x USB 3.2 Gen2 Type-C, 2 x USB 3.2 Gen1, 4 x USB 2.0 |
| LAN | 1 x RJ-45 (2.5G LAN) |
| Antenna | 2 x antenna mounting points |
| Audio | HD audio jacks: Line in / Front Speaker / Microphone |
| Special | 1 x BIOS Flashback Button |
Storage
| Source | Connector | Mode / Notes |
|---|---|---|
| CPU | 1 x Blazing M.2 (M2_1, Key M) | Type 2280, PCIe Gen5x4 (128 Gb/s); first priority for M.2 installation; Gen5x4 with 9000 & 7000 series; Gen4x4 with 8000 series |
| Chipset | 1 x Hyper M.2 (M2_2, Key M) | Type 2280, PCIe Gen4x4 (64 Gb/s) |
| Chipset | 1 x Hyper M.2 (M2_3, Key M) | Type 2280, PCIe Gen4x4 (64 Gb/s); Gen4x4 with 9000, 7000 & 8000 (Phoenix 1); Gen4x2 with 8000 (Phoenix 2); disables PCIE2 when occupied |
| Chipset | 4 x SATA3 6.0 Gb/s | Supports SATA storage devices |
| Boot | Supports NVMe SSDs as boot disks |
RAID
| Item | Details |
|---|---|
| SATA RAID | Supports RAID 0, 1, 10 for SATA storage devices |
| NVMe RAID | Supports RAID 0, 1, 10 for M.2 NVMe storage devices (requires additional M.2 NVMe expansion cards for RAID 10) |
Internal Connectors & Headers
| Connector / Header | Details |
|---|---|
| TPM | 1 x SPI TPM header |
| Power | 1 x 24-pin ATX power connector |
| 1 x 8-pin 12V power connector (Hi-Density) | |
| 1 x 4-pin 12V power connector (Hi-Density) | |
| Cooling | 2 x CPU fan connectors (4-pin, Smart Fan Speed Control) |
| 3 x Chassis fan connectors (4-pin, Smart Fan Speed Control) | |
| Front Panel | 1 x Power LED and speaker header |
| 1 x Front panel audio connector | |
| USB | 2 x USB 2.0 headers (supports 4 x USB 2.0 ports) |
| 2 x USB 3.2 Gen1 headers (supports 4 x USB 3.2 Gen1 ports) | |
| 1 x Front panel Type-C USB 3.2 Gen1 header | |
| RGB / ARGB | 1 x RGB LED header |
| 3 x Addressable LED headers | |
| LED Power Support | Up to 12V/3A, 36W total for 12V LED strips; up to 5V/3A, 15W total for 5V LED strips |
| Fan Power Support | CPU_FAN1 up to 1A (12W); CPU_FAN2 & CHA_FAN1–3 up to 3A (36W); auto-detect 3-pin/4-pin |
BIOS
| Item | Details |
|---|---|
| BIOS | 256Mb AMI UEFI Legal BIOS with GUI support |
| Features | BIOS Flashback support |
Software & UEFI
| Category | Details |
|---|---|
| Software | ASRock Motherboard Utility (A-Tuning) |
| ASRock Dragon 2.5G LAN Software | |
| ASRock Polychrome SYNC | |
| UEFI | ASRock EZ Mode |
| ASRock Full HD UEFI | |
| ASRock Auto Driver Installer | |
| ASRock Instant Flash |
Operating System Support
| OS |
|---|
| Microsoft Windows 10 64-bit |
| Microsoft Windows 11 64-bit |
Certifications
| Certification / Compliance |
|---|
| FCC |
| CE |
| ErP/EuP ready (ErP/EuP ready power supply required) |
Included Accessories
- 1 x I/O shield
- 2 x SATA data cables
- 1 x Screw for M.2 socket
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