ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard vs ASRock B450M-HDV R4.0 AMD B450 AM4 Socket Ryzen 2000 -
Updated August 2026 — ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard wins on connectivity and storage, ASRock B450M-HDV R4.0 AMD B450 AM4 Socket Ryzen 2000 - wins on price.
The ASRock B650I Lightning WiFi offers superior performance and features compared to the B450M-HDV R4.0, making it the better choice for high-end builds.
Why ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard is better
Performance
Supports DDR5 memory up to 7200+ (OC)
Connectivity
Includes 2.5G LAN and WiFi 6E
Storage
Features PCIe 5.0 M.2 slot for faster SSDs
Why ASRock B450M-HDV R4.0 AMD B450 AM4 Socket Ryzen 2000 - is better
Price
Significantly cheaper at $72.47
Compatibility
Supports a wider range of Ryzen processors
Size
Micro ATX form factor fits in more cases
Overall score
Specifications
| Spec | ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard | ASRock B450M-HDV R4.0 AMD B450 AM4 Socket Ryzen 2000 - |
|---|---|---|
| Memory Type | DDR5 | DDR4 |
| Max Memory Speed | 7200+ (OC) | 3200+ (OC) |
| Form Factor | Mini-ITX | Micro ATX |
| LAN | 2.5G | Gigabit |
| Audio Codec | ALC897 | ALC887 |
Dimension comparison
Overview of the ASRock B650I Lightning WiFi
The ASRock B650I Lightning WiFi AMD AM5 Mini-ITX Motherboard is a high-performance option designed for modern computing. Priced at $169.99, it supports AMD Ryzen 9000, 8000, and 7000 series processors, presenting a compelling choice for users looking to build a next-generation PC. This motherboard is specifically engineered for small form factor builds, measuring just 170mm x 170mm. Its advanced power delivery system and support for DDR5 memory up to 7200+ (OC) set it apart in terms of performance and future-proofing, making it ideal for enthusiasts and gamers alike.
Overview of the B450M-HDV R4.0
In contrast, the B450M-HDV R4.0 AMD B450 AM4 Socket motherboard is a budget-friendly option, retailing at $72.47. This motherboard supports a wide range of AMD Ryzen processors from the 2000 to 5000 series, making it versatile for various builds. Although it lacks the advanced features of the B650I, it still provides decent performance with support for DDR4 memory up to 3200+ (OC). It is designed in a Micro ATX form factor, which allows it to fit into a variety of cases without taking up too much space. This makes it suitable for users on a tighter budget who still want a capable motherboard.
Performance Comparison
When it comes to performance, the ASRock B650I Lightning WiFi significantly outshines the B450M-HDV R4.0. The B650I's compatibility with DDR5 memory and its ability to support overclocking speeds of up to 7200+ (OC) provide a noticeable edge in speed and efficiency. In contrast, the B450M is limited to DDR4 memory with an overclocking threshold of 3200+. This difference means that users who opt for the B650I will experience faster data transfer speeds and overall better performance in demanding applications. The advanced power delivery system of the B650I, featuring an 8+2+1 phase design, further enhances its capability to handle power-intensive tasks.
Connectivity Features
The connectivity options on the ASRock B650I Lightning WiFi are extensive and modern, featuring 2.5G LAN and WiFi 6E. This offers users high-speed internet access and improved online gaming experiences. Additionally, the motherboard includes multiple USB 3.2 Gen2 ports, including front and rear Type-C, facilitating easier device connections. On the other hand, the B450M-HDV R4.0 offers basic connectivity with HDMI, DVI-D, and D-Sub outputs, as well as a Realtek Gigabit LAN. While it allows for satisfactory connectivity, it cannot compete with the breadth of options found on the B650I, making the latter a better choice for users who prioritize advanced connectivity.
Storage Capabilities
The storage capabilities of the ASRock B650I Lightning WiFi are superior, featuring a blazing M.2 PCIe 5.0 x4 slot. This allows for lightning-fast data transfer speeds, accommodating the latest NVMe SSDs. Additionally, it includes dual M.2 slots and two SATA3 ports for flexible storage configurations. In contrast, the B450M-HDV R4.0 has a single Ultra M.2 slot and four SATA3 ports, which, while functional, do not match the versatility and speed of the B650I. Users with heavy storage needs or those looking to utilize the latest SSD technology will find the B650I to be the more capable option.
Audio Performance
For audio performance, the ASRock B650I Lightning WiFi is equipped with a Realtek ALC897 7.1 CH HD Audio Codec enhanced with Nahimic Audio technology. This combination promises an immersive and high-quality audio experience, making it suitable for gaming and multimedia consumption. In contrast, the B450M-HDV R4.0 also features a Realtek audio codec, but it does not specify enhancements like Nahimic, which could translate to a less refined audio experience. For users who prioritize sound quality, the B650I edges out in this aspect.
Price Comparison
The price difference between the two motherboards is significant, with the ASRock B650I Lightning WiFi costing $169.99 compared to the B450M-HDV R4.0's price of $72.47. This makes the B450M about 57% cheaper than its counterpart, appealing to budget-conscious builders. While the lower price of the B450M may be attractive, it’s essential to consider what features and performance levels users are willing to sacrifice for that cost. For users looking to build a more powerful and future-proof system, the investment in the B650I may be justified.
Which should you buy?
In conclusion, the choice between the ASRock B650I Lightning WiFi and the B450M-HDV R4.0 ultimately depends on your specific needs and budget. If you're looking for high performance, advanced features, and future-proofing for your build, the B650I is the clear winner despite its higher price point. However, if you're on a budget and need a reliable motherboard for less demanding applications, the B450M offers solid performance at a significantly lower cost. Assess your requirements carefully to make the best decision for your computing needs.

