Дънна платка Asus Prime B550M-A WIFI II, AM4, B550, DDR4, PCI-E 4.0 (HDMI&DVI-D), 4x SATA 6Gb/s, 2x M.2, 2x USB 3.2 Gen 2 Type-A, Wi-Fi 6, Bluetooth v5.2, Micro ATX

Asus Prime B550M-A WIFI II
90MB19X0-M0EAY0

CPU Support:
AMD Ryzen 5000 Series/ 3000 Series Desktop Processors
AMD Ryzen 5000 G-Series/ 4000 G-Series Desktop Processors

Memory:
4 x DIMM, Max. 128GB, DDR4
4866(OC)/4800(OC)/4600(OC)/4466(OC)/4400(OC)/4333(OC)/4266(OC)/4200(OC)/4133(OC)/4000(OC)/3866(OC)/3733(OC)/3600(OC)/3466(OC)/3400(OC)/3333(OC)/3200/3000/2933/2800/2666/2400/2133, Un-buffered Memory*

Dual Channel Memory Architecture

* ECC memory (ECC mode) support varies by CPU.
* Refer to www.asus.com for the Memory QVL (Qualified Vendors Lists), and memory frequency support depends on the CPU types.


Graphics:
1 x D-Sub port
1 x DVI-D port
1 x HDMI® port**
* Graphics specifications may vary between CPU types.
** Supports 4K@60Hz as specified in HDMI 2.1.


Expansion Slots:
AMD Ryzen 5000 Series/ 3000 Series Desktop Processors
1 x PCIe 4.0 x16 slot (supports x16 mode)

AMD Ryzen 5000 G-Series/ 4000 G-Series Desktop Processors
1 x PCIe 3.0 x16 slot (supports x16 mode)

AMD B550 Chipset
2 x PCIe 3.0 x1 slots


Storage:
AMD Ryzen 5000 Series/ 3000 Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 4.0 x4 & SATA modes)
AMD Ryzen 4000 G-Series Desktop Processors
M.2_1 slot (Key M), type 2242/2260/2280/22110 (supports PCIe 3.0 x4 & SATA modes)
AMD B550 Chipset
M.2_2 slot (Key M), type 2242/2260/2280 (supports PCIe 3.0 x4 & SATA modes)
4 x SATA 6Gb/s ports
Support RAID 0, 1, 10


Ethernet:
ASUS LANGuard


Wireless & Bluetooth:
Wi-Fi 6
2x2 Wi-Fi 6 (802.11 a/b/g/n/ac/ax)
Supports 2.4/5GHz frequency band
Bluetooth v5.2


USB:
2 x USB 3.2 Gen 2 ports (2 x Type-A)
4 x USB 3.2 Gen 1 ports (4 x Type-A)
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports


Audio:
Realtek 7.1 Surround Sound High Definition Audio CODEC*
- Supports: Jack-detection, Multi-streaming, Front Panel Jack-retasking
- Supports up to 24-Bit/192 kHz playback

Audio Features
- Audio Shielding
- LED-illuminated audio trace path design
- Premium audio capacitors
- Dedicated audio PCB layers
* A chassis with an HD audio module in the front panel is required to support 7.1 Surround Sound audio output.


Back Panel I/O Ports:
2 x USB 3.2 Gen 2 ports Type-A
4 x USB 3.2 Gen 1 ports Type-A
1 x D-Sub port
1 x DVI-D port
1 x HDMI port
1 x Wi-Fi Module
1 x Realtek 1Gb Ethernet port
3 x Audio jacks
1 x PS/2 Keyboard/Mouse combo port


Internal I/O Connectors:
Fan and Cooling related
1 x 4-pin CPU Fan header
1 x 4-pin CPU OPT Fan header
2 x 4-pin Chassis Fan headers

Power related
1 x 24-pin Main Power connector
1 x 8-pin +12V Power connector

Storage related
2 x M.2 slots (Key M)
4 x SATA 6Gb/s ports

USB
1 x USB 3.2 Gen 1 header supports additional 2 USB 3.2 Gen 1 ports
2 x USB 2.0 headers support additional 4 USB 2.0 ports

Miscellaneous
1 x Addressable Gen 2 header
2 x AURA RGB headers
1 x Clear CMOS header
1 x COM Port header
1 x Front Panel Audio header (AAFP)
1 x S/PDIF Out header
1 x Speaker header
1 x SPI TPM header (14-1pin)
1 x 10-1 pin System Panel header


Special Features:
ASUS 5X PROTECTION III
- DIGI+ VRM
- LANGuard
- Overvoltage Protection
- SafeSlot Core
- Stainless-Steel Back I/O

ASUS Q-Design
- Q-DIMM
- Q-Slot

ASUS Thermal Solution
- VRM heatsink design

AURA Sync
- AURA RGB headers
- Addressable Gen 2 header


Software Features:
- ASUS Exclusive Software
- Armoury Crate
- AURA Creator
- AURA Sync
- AI Suite 3
- Performance and Power Saving Utility
- TurboV EVO
- EPU
- DIGI+ VRM
- Fan Xpert 2+
- EZ update
- Lighting Control
- ASUS CPU-Z
- AI Charger
- MyASUS

UEFI BIOS
- ASUS EZ DIY
- ASUS CrashFree BIOS 3
- ASUS EZ Flash 3
- ASUS UEFI BIOS EZ Mode


BIOS:
256 Mb Flash ROM, UEFI AMI BIOS


Manageability:
WOL by PME, PXE

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