ASRock MB B450M PRO4 R2.0 AMD AM4 Promontory B450 Max128G DR4 Micro ATX Retail

B450M Pro4 R2.0
Supports AMD AM4 Socket Ryzen 2000, 3000 and 5000 Series Desktop Processors
Supports DDR4 3200+(OC)
1 PCIe 3.0 x16, 1 PCIe 2.0 x16, 1 PCIe 2.0 x1
AMD Quad CrossFireX
Graphics Output:HDMI, DVI-D, D-Sub
7.1 CH HD Audio (Realtek ALC892/897 Audio Codec)
4 SATA3, 1 Ultra M.2 (PCIe Gen3 x4), 1 M.2 (SATA3)
2 USB 3.2 Gen2 (Rear Type-A+C)
6 USB 3.2 Gen1 (2 Front, 4 Rear)
Realtek Gigabit LAN
Actual support may vary by CPU.
10 POWER PHASE DESIGN
Featuring sturdy components and completely smooth power delivery to the CPU. Plus, it offers unmatched overclocking capabilities and enhanced performance with the lowest temperature for advanced gamers as well.
RULE YOUR OWN LIGHTING WAY - POLYCHROME RGB
This motherboard features onboard RGB headers and an addressable RGB header 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.
Dual M.2 For SSD
Two of the worlds fastest M.2 slots. One delivers up to PCIe Gen3 x4 32Gb/s transfer speed, the other one supports SATA3 6Gb/s mode.

Unique Feature
ASRock USB 3.2 Gen2
- ASRock USB 3.2 Gen2 Type-A Port (10 Gb/s)
- ASRock USB 3.2 Gen2 Type-C Port (10 Gb/s)
ASRock Super Alloy
- Premium 42A Power Choke
- Sapphire Black PCB
- High Density Glass Fabric PCB
- 2oz Copper PCB
ASRock Ultra M.2 (PCIe Gen3 x4)
ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
ASRock Live Update and APP Shop

CPU
- Supports AMD AM4 Socket Ryzen 2000, 3000 and 5000 Series Desktop Processors
- Digi Power design
- 10 Power Phase design

Chipset
- AMD Promontory B450

Memory
- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- AMD Ryzen series CPUs (Vermeer) support DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC and non-ECC, un-buffered memory
- AMD Ryzen series CPUs (Matisse) support DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC and non-ECC, un-buffered memory
- AMD Ryzen series APUs (Renoir) support DDR4 3200 / 2933 / 2667 / 2400 / 2133 ECC and non-ECC, un-buffered memory
- AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC and non-ECC, un-buffered memory
- AMD Ryzen series CPUs (Picasso) support DDR4 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory
- AMD Ryzen series CPUs (Summit Ridge) support DDR4 3200+(OC) / 2933(OC) / 2667 / 2400 / 2133 ECC and non-ECC, un-buffered memory
- AMD Ryzen series CPUs (Raven Ridge) support DDR4 3200+(OC) / 2933 / 2667 / 2400 / 2133 non-ECC, un-buffered memory
- Max. capacity of system memory: 128GB
- Supports Extreme Memory Profile (XMP) memory modules
- 15mu Gold Contact in DIMM Slots

BIOS
- 128Mb AMI UEFI Legal BIOS with multilingual GUI support
- Supports "Plug and Play"
- ACPI 5.1 compliance wake up events
- Supports jumperfree
- SMBIOS 2.3 support
- DRAM Voltage multi-adjustment

Graphics
- Integrated AMD Radeon Vega Series Graphics in Ryzen Series APU
- DirectX 12, Pixel Shader 5.0
- Shared memory default 2GB. Max Shared memory supports up to 16GB.
- Three graphics output options: D-Sub, DVI-D and HDMI
- Supports Triple Monitor
- Supports HDMI 1.4 with max. resolution up to 4K x 2K (4096x2160) at 24Hz / (3840x2160) at 30Hz
- Supports DVI-D with max. resolution up to 1920x1200 at 60Hz
- Supports D-Sub with max. resolution up to 1920x1200 at 60Hz
- Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI 1.4 Port (Compliant HDMI monitor is required)
- Supports HDCP 1.4 with DVI-D and HDMI 1.4 Ports
- Supports 4K Ultra HD (UHD) playback with HDMI 1.4 Port

Audio
- 7.1 CH HD Audio with Content Protection (Realtek ALC892/897 Audio Codec)
- Supports Surge Protection

LAN
- PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Realtek RTL8111H
- Supports Wake-On-LAN
- Supports Lightning/ESD Protection
- Supports Energy Efficient Ethernet 802.3az
- Supports PXE

Slots
AMD Ryzen series CPUs (Vermeer, Matisse, Renoir, Summit Ridge and Pinnacle Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x16 mode)
- 1 x PCI Express 2.0 x16 Slot (PCIE3: x4 mode)
AMD Ryzen series CPUs (Picasso, Raven Ridge)
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x8 mode)
- 1 x PCI Express 2.0 x16 Slot (PCIE3: x4 mode)
AMD Athlon series CPUs
- 1 x PCI Express 3.0 x16 Slot (PCIE2: x4 mode)
- 1 x PCI Express 2.0 x16 Slot (PCIE3: x4 mode)
- 1 x PCI Express 2.0 x1 Slot
- Supports AMD Quad CrossFireX and CrossFireX

Storage
- 4 x SATA3 6.0 Gb/s Connectors, support RAID (RAID 0, RAID 1 and RAID 10), NCQ, AHCI and Hot Plug
- 1 x Ultra M.2 Socket (M2_1), supports M Key type 2242/2260/2280 M.2 PCI Express module up to Gen3 x4 (32 Gb/s) (with Vermeer, Matisse, Renoir, Picasso, Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16 Gb/s) (with Athlon series APU)
- 1 x M.2 Socket (M2_2), supports M Key type 2230/2242/2260/2280 M.2 SATA3 6.0 Gb/s module

Connector
- 1 x COM Port Header
- 1 x TPM Header
- 1 x Chassis Intrusion Header
- 1 x Power LED and Speaker Header
- 1 x RGB LED Header
- 1 x Addressable LED Header
- 1 x AMD Fan LED Header
- 1 x CPU Fan Connector (4-pin)
- 1 x CPU/Water Pump Fan Connector (4-pin) (Smart Fan Speed Control)
- 3 x Chassis/Water Pump Fan Connectors (4-pin) (Smart Fan Speed Control)
- 1 x 24 pin ATX Power Connector
- 1 x 8 pin 12V Power Connector
- 1 x Front Panel Audio Connector
- 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection)
- 1 x USB 3.2 Gen1 Header (Supports 2 USB 3.2 Gen1 ports) (Supports ESD Protection)

Rear Panel I/O
- 1 x PS/2 Mouse/Keyboard Port
- 1 x D-Sub Port
- 1 x DVI-D Port
- 1 x HDMI Port
- 2 x USB 2.0 Ports (Supports ESD Protection)
- 1 x USB 3.2 Gen2 Type-A Port (10 Gb/s) (Supports ESD Protection)
- 1 x USB 3.2 Gen2 Type-C Port (10 Gb/s) (Supports ESD Protection)
- 4 x USB 3.2 Gen1 Ports (Supports ESD Protection)
- 1 x RJ-45 LAN Port with LED (ACT/LINK LED and SPEED LED)
- HD Audio Jacks: Line in / Front Speaker / Microphone

Software and UEFI
Software
- ASRock A-Tuning
- ASRock Polychrome SYNC
- ASRock XFast LAN
UEFI
- ASRock Full HD UEFI
- ASRock Instant Flash
- ASRock Easy RAID Installer
These utilities can be downloaded from ASRock Live Update and APP Shop.

Support CD
- Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar

Accessories
- Quick Installation Guide, Support CD, I/O Shield
- 2 x SATA Data Cables
- 2 x Screws for M.2 Sockets

Hardware Monitor
- Temperature Sensing: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Quiet Fan (Auto adjust chassis fan speed by CPU temperature): CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Fan Multi-Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- CASE OPEN detection
- Voltage monitoring: +12V, +5V, +3.3V, Vcore

Form Factor
- Micro ATX Form Factor: 9.6-in x 9.6-in, 24.4 cm x 24.4 cm
- Solid Capacitor design

Item Dimension (L"xW"xH")
11 x 11 x 3

Weight
3 lbs

Warranty Information
NA