ASRock AMD B450 ATX Motherboard – AM4, DDR4, Dual M.2, USB 3.1 Gen2, Quad CrossFireX™
Optimize your next AMD build with this ASRock B450 ATX motherboard, designed for AMD Ryzen processors and ready for Windows 11. Featuring robust power delivery, fast storage options, versatile connectivity, and multi‑monitor support, it provides a solid foundation for gaming, productivity, and everyday computing.
Key Features
- Windows 11 Ready
- AMD AM4 Socket – Supports AMD Ryzen series CPUs (Pinnacle Ridge, Summit Ridge, Raven Ridge)
- Dual Channel DDR4 – Supports DDR4 3200+ (OC), up to 64GB
- Multi-GPU Support – AMD Quad CrossFireX™ and CrossFireX™
- Multiple Graphics Outputs – HDMI, DisplayPort, D-Sub; supports triple monitor and 4K output
- Dual M.2 for SSDs – Ultra M.2 (PCIe Gen3 x4) and additional M.2 (PCIe Gen3 x2 & SATA3)
- High-Speed USB – Dual USB 3.1 Gen2 (Type-A + Type-C), plus multiple USB 3.1 Gen1 and USB 2.0
- Quality Audio – 7.1 CH HD Audio with Realtek ALC892 codec and ELNA audio caps
- Reliable Networking – Realtek Gigabit LAN with surge and ESD protection
- Enhanced PCB Design – 2oz copper PCB, Premium Power Choke, Sapphire Black PCB, High Density Glass Fabric PCB
Performance & Power
- CPU Support
- AMD AM4 Socket
- Digi Power design, 9 Power Phase design
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Supports:
- 105W Water Cooling (Pinnacle Ridge)
- 95W Water Cooling (Summit Ridge)
- 65W Water Cooling (Raven Ridge)
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Memory Support
- Dual Channel DDR4 Memory Technology
- 4 x DDR4 DIMM Slots
- AMD Ryzen series CPUs (Pinnacle Ridge):
- DDR4 3200+(OC) / 2933 / 2667 / 2400 / 2133, ECC & non‑ECC, un‑buffered
- AMD Ryzen series CPUs (Summit Ridge):
- DDR4 3200+(OC) / 2933(OC) / 2667 / 2400 / 2133, ECC & non‑ECC, un‑buffered
- AMD Ryzen series CPUs (Raven Ridge):
- DDR4 3200+(OC) / 2933(OC) / 2667 / 2400 / 2133, non‑ECC, un‑buffered
- Max system memory: 64GB
- 15µ Gold Contact in DIMM Slots
Graphics & Display
- Integrated Graphics (with AMD Ryzen Series APUs with Radeon™ Vega Graphics)
- DirectX 12, Pixel Shader 5.0
- Max. shared memory: 2GB
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Triple monitor support
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Graphics Outputs
- D-Sub
- HDMI
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DisplayPort 1.2
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Resolution Support
- HDMI: up to 4K x 2K (4096x2160) @ 24Hz / (3840x2160) @ 30Hz
- DisplayPort 1.2: up to 4K x 2K (4096x2160) @ 60Hz
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D-Sub: up to 1920x1200 @ 60Hz
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Additional HDMI/DP Features
- Auto Lip Sync, Deep Color (12bpc), xvYCC, HBR Audio (with compliant HDMI monitor)
- HDCP support on HDMI and DisplayPort 1.2
- 4K Ultra HD (UHD) playback via HDMI and DisplayPort 1.2
Storage
- SATA
- 4 x SATA3 6.0 Gb/s (chipset)
- Supports RAID 0, 1, 10, NCQ, AHCI, Hot Plug
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2 x SATA3 6.0 Gb/s (ASMedia ASM1061)
- Supports NCQ, AHCI, Hot Plug
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Dual M.2 Slots
- 1 x Ultra M.2 (M2_1)
- M Key, type 2242/2260/2280
- PCIe Gen3 x4 (32 Gb/s) with Summit Ridge, Raven Ridge, Pinnacle Ridge
- 1 x M.2 (M2_2)
- M Key, type 2230/2242/2260/2280/22110
- Supports M.2 SATA3 6.0 Gb/s module and M.2 PCIe module up to Gen3 x2 (16 Gb/s)
Connectivity & Expansion
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PCIe Slots
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With AMD Ryzen (Summit Ridge, Pinnacle Ridge):
- 2 x PCI Express 3.0 x16
- PCIE2: x16 mode
- PCIE4: x4 mode
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With AMD Ryzen (Raven Ridge):
- 2 x PCI Express 3.0 x16
- PCIE2: x8 mode
- PCIE4: x4 mode
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4 x PCI Express 2.0 x1
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Supports AMD Quad CrossFireX™ and CrossFireX™
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USB Ports
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Rear I/O
- 2 x USB 2.0 (ESD Protection)
- 1 x USB 3.1 Gen2 Type-A (10 Gb/s, ESD Protection)
- 1 x USB 3.1 Gen2 Type-C (10 Gb/s, ESD Protection)
- 4 x USB 3.1 Gen1 (ESD Protection)
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Onboard Headers
- 2 x USB 2.0 headers (support 4 x USB 2.0, ESD Protection)
- 1 x USB 3.1 Gen1 header (supports 2 x USB 3.1 Gen1, ESD Protection)
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LAN
- Realtek RTL8111H
- PCIE x1 Gigabit LAN 10/100/1000 Mb/s
- Wake-On-LAN support
- Lightning/ESD Protection
- Energy Efficient Ethernet 802.3az
- PXE support
Audio
- 7.1 CH HD Audio with Content Protection
- Realtek ALC892 Audio Codec
- Premium Blu‑ray Audio support
- ELNA Audio Caps
- Surge Protection
Internal Headers & Connectors
- 1 x COM Port Header
- 1 x TPM Header
- 1 x Power LED & 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
Rear Panel I/O
- 1 x PS/2 Mouse/Keyboard Port
- 1 x D‑Sub Port
- 1 x HDMI Port
- 1 x DisplayPort 1.2
- 2 x USB 2.0 Ports (ESD Protection)
- 1 x USB 3.1 Gen2 Type‑A Port (10 Gb/s, ESD Protection)
- 1 x USB 3.1 Gen2 Type‑C Port (10 Gb/s, ESD Protection)
- 4 x USB 3.1 Gen1 Ports (ESD Protection)
- 1 x RJ‑45 LAN Port with ACT/LINK and SPEED LEDs
- HD Audio Jacks: Line In / Front Speaker / Microphone
Reliability & PCB Design
- ASRock Super Alloy
- Premium Power Choke
- Sapphire Black PCB
- High Density Glass Fabric PCB
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2oz Copper PCB
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ASRock Ultra M.2 (PCIe Gen3 x4)
- ASRock Full Spike Protection (for all USB, Audio, LAN Ports)
- ASRock Live Update & APP Shop
BIOS & Software
- BIOS
- 128Mb AMI UEFI Legal BIOS with multilingual GUI
- Plug and Play support
- ACPI 5.1 compliant wake-up events
- Jumperfree
- SMBIOS 2.3 support
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DRAM Voltage multi-adjustment
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Included Software
- ASRock A‑Tuning
- ASRock Polychrome RGB
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ASRock XFast LAN
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UEFI Utilities
- ASRock Full HD UEFI
- ASRock Instant Flash
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ASRock Easy RAID Installer
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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 Monitoring
- Temperature Sensing: CPU, Motherboard
- Fan Tachometer: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Quiet Fan: Auto fan speed adjustment by CPU temperature (CPU, CPU/Water Pump, Chassis/Water Pump)
- Fan Multi‑Speed Control: CPU, CPU/Water Pump, Chassis/Water Pump Fans
- Voltage Monitoring: +12V, +5V, +3.3V, Vcore
Form Factor & OS Support
- Form Factor: ATX, 12.0" x 8.8" (30.5 cm x 22.4 cm)
- Operating System: Microsoft® Windows® 10 64‑bit
