ASRock B450M-HDV R4.0 AM4 AMD Promontory B450 SATA 6Gb/s Micro ATX AMD Motherboard
AMD Promontory B450
Ryzen Series
AMD Ryzen series CPUs (Matisse) support DDR4 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory
AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC)/ 2933(OC)/ 2667/ 2400/ 2133 ECC & 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 & non-ECC, un-buffered memory
AMD Ryzen series CPUs (Raven Ridge) support DDR4 3200+(OC)/ 2933/ 2667/ 2400/ 2133 non-ECC, un-buffered memory
LEARN MORE ABOUT THE ASROCK B450M-HDV R4.0
Brand | ASRock |
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Model | B450M-HDV R4.0 |
CPU Socket Type | AM4 |
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CPU Type | Ryzen Series |
Chipset | AMD Promontory B450 |
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Number of Memory Slots | 2×288pin |
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Memory Standard | AMD Ryzen series CPUs (Matisse) support DDR4 3200/ 2933/ 2667/ 2400/ 2133 ECC & non-ECC, un-buffered memory* AMD Ryzen series CPUs (Pinnacle Ridge) support DDR4 3200+(OC)/ 2933(OC)/ 2667/ 2400/ 2133 ECC & 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 & non-ECC, un-buffered memory* AMD Ryzen series CPUs (Raven Ridge) support DDR4 3200+(OC)/ 2933/ 2667/ 2400/ 2133 non-ECC, un-buffered memory* * For Ryzen Series CPUs (Picasso and Raven Ridge), ECC is only supported with PRO CPUs. |
Maximum Memory Supported | 32GB* * Due to the operating system limitation, the actual memory size may be less than 4GB for the reservation for system usage under Windows 32-bit OS. For Windows 64-bit OS with 64-bit CPU, there is no such limitation. |
Channel Supported | Dual Channel |
PCI Express 3.0 x16 | AMD Ryzen series CPUs (Summit Ridge and Pinnacle Ridge) - 1 x PCI Express 3.0 x16 Slot (PCIE2: x16 mode)* AMD Ryzen series CPUs (Raven Ridge) - 1 x PCI Express 3.0 x16 Slot (PCIE2: x8 mode)* AMD Athlon series CPUs - 1 x PCI Express 3.0 x16 Slot (PCIE2: x4 mode)* * Supports NVMe SSD as boot disks |
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PCI Express x1 | 1 x PCI Express 2.0 x1 Slot |
SATA 6Gb/s | 4 x SATA3 6.0Gb/s Connectors, support RAID, NCQ, AHCI and Hot Plug |
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M.2 | 1 x Ultra M.2 Socket, supports M Key type 2242/2260/2280 M.2 SATA3 6.0Gb/s module and M.2 PCI Express module up to Gen3 x4 (32Gb/s) (with Summit Ridge, Raven Ridge and Pinnacle Ridge) or Gen3 x2 (16Gb/s) (with Athlon 2xxGE series APU)* * Supports NVMe SSD as boot disks * Supports ASRock U.2 Kit |
SATA RAID | 0/1/10 |
Onboard Video Chipset | 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 with max. resolution up to 4K x 2K (4096x2160) @ 24 Hz / (3840x2160) @ 30 Hz Supports DVI-D with max. resolution up to 1920x1200 @ 60 Hz Supports D-Sub with max. resolution up to 2048x1536 @ 60 Hz Supports Auto Lip Sync, Deep Color (12bpc), xvYCC and HBR (High Bit Rate Audio) with HDMI Port (Compliant HDMI monitor is required) Supports HDCP 1.4 with DVI-D and HDMI Ports Supports 4K Ultra HD (UHD) playback with HDMI Port * Actual support may vary by CPU ** The Max shared memory 16GB requires 32GB system memory installed |
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Audio Chipset | Realtek ALC887 |
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Audio Channels | 7.1 Channels |
LAN Chipset | Realtek RTL8111H |
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Max LAN Speed | 10/100/1000Mbps |
Back I/O Ports | 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) 4 x USB 3.1 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 |
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Onboard USB | 2 x USB 2.0 Headers (Support 4 USB 2.0 ports) (Supports ESD Protection) 1 x USB 3.1 Gen1 Header (Supports 2 USB 3.1 Gen1 ports) (Supports ESD Protection) |
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Other Connectors | 1 x COM Port Header 1 x TPM Header 1 x Chassis Intrusion and Speaker Header 1 x CPU Fan Connector (4-pin)* 2 x Chassis Fan Connectors (1 x 3-pin, 1 x 4-pin)** 1 x Front Panel Audio Connector * The CPU Fan Connector supports the CPU fan of maximum 1A (12W) fan power. ** The Chassis Fan Connector supports the chassis fan of maximum 1A (12W) fan power. |
Form Factor | Micro ATX |
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Dimensions (W x L) | 9.0" x 7.9" |
Power Pin | 1 x 24-pin ATX Power Connector 1 x 4-pin 12V Power Connector |
Features | Unique Feature: ASRock Super Alloy - High Density Glass Fabric PCB - Sapphire Black PCB ASRock Ultra M.2 (PCIe Gen3 x4 & SATA3) ASRock Full Spike Protection (for all USB, Audio, LAN Ports) ASRock Live Update & APP Shop BIOS: - 128MB AMI UEFI Legal BIOS with GUI support - Supports "Plug and Play" - ACPI 5.1 compliance wake up events - Supports jumperfree - SMBIOS 2.3 support - DRAM Voltage multi-adjustment Software and UEFI: Software - ASRock A-Tuning - ASRock XFast LAN UEFI - ASRock Full HD UEFI - ASRock Instant Flash - ASRock Easy RAID Installer * These utilities can be downloaded from ASRock Live Update & APP Shop. Support CD: - Drivers, Utilities, AntiVirus Software (Trial Version), Google Chrome Browser and Toolbar Hardware Monitor: - CPU/Chassis temperature sensing - CPU/Chassis Fan Tachometer - CPU/Chassis Quiet Fan - CPU/Chassis Fan multi-speed control - CASE OPEN detection - Voltage monitoring: +12V, +5V, +3.3V, Vcore OS: - Microsoft Windows 10 64-bit Certifications: - FCC, CE - ErP/EuP ready (ErP/EuP ready power supply is required) |
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Package Contents | Accessories: - Quick Installation Guide, Support CD, I/O Shield - 2 x SATA Data Cables - 1 x Screw for M.2 Socket |
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Date First Available | February 07, 2019 |
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Payment & Security

Refund Policy
We have a 3-day return policy, which means you have 3 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at we@ayota.com.bd. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at we@ayota.com.bd.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like perishable goods, custom products (such as special orders or personalized items), and personal care goods (such as beauty products). We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Unfortunately, we cannot accept returns on sale items or gift cards.
Exchanges
The fastest way to ensure you get what you want is to return the item you have, and once the return is accepted, make a separate purchase for the new item.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method. Please remember it can take some time for your bank or credit card company to process and post the refund too.