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ASRock B450M/AC R2.0 AM4 AMD Promontory B450 SATA vs MSI PRO Z790-A MAX WiFi ProSeries Motherboard

Updated July 2026 — MSI PRO Z790-A MAX WiFi ProSeries Motherboard leads on memory and price.

The ASRock B450M/AC R2.0 is a budget-friendly option for AMD users, while the MSI PRO Z790-A MAX WiFi offers advanced features for Intel enthusiasts.

Why ASRock B450M/AC R2.0 AM4 AMD Promontory B450 SATA is better

Price

ASRock is significantly cheaper at $79.00.

AMD Support

Supports a wide range of AMD Ryzen processors.

Basic Features

Sufficient for budget gaming and general use.

Why MSI PRO Z790-A MAX WiFi ProSeries Motherboard is better

Performance

Supports DDR5 memory with speeds over 7800 MHz.

Connectivity

Includes Wi-Fi 7 and Bluetooth 5.4.

Cooling Solutions

Features advanced thermal solutions for high performance.

Overall score

ASRock B450M/AC R2.0 AM4 AMD Promontory B450 SATA
70
MSI PRO Z790-A MAX WiFi ProSeries Motherboard
85

Specifications

SpecASRock B450M/AC R2.0 AM4 AMD Promontory B450 SATAMSI PRO Z790-A MAX WiFi ProSeries Motherboard
SocketAM4LGA 1700
Memory TypeDDR4DDR5
PCIe Version3.05.0
Wi-FiNoYes
GPU SupportQuad CrossFireXMulti-GPU

Dimension comparison

ASRock B450M/AC R2.0 AM4 AMD Promontory B450 SATAMSI PRO Z790-A MAX WiFi ProSeries Motherboard

Price Comparison

The ASRock B450M/AC R2.0 is priced at $79.00, making it about 72% cheaper than the MSI PRO Z790-A MAX WiFi, which costs $279.77. For budget-conscious builders, the significant price difference is a key factor to consider. While the ASRock motherboard is more affordable, it also targets a different market segment, supporting AMD's Ryzen processors, which may appeal to users looking for cost-effective solutions. On the other hand, the MSI motherboard caters to those who want the latest technology and features, justifying its higher price.

Compatibility

The ASRock B450M/AC R2.0 is designed for AMD AM4 processors, supporting a range of Ryzen 2000, 3000, 4000 G-Series, and 5000 series CPUs. This makes it an excellent choice for users who prefer AMD systems, especially for budget gaming or general use. In contrast, the MSI PRO Z790-A MAX WiFi supports Intel's latest 12th, 13th, and even 14th generation processors through the LGA 1700 socket. For those who aim to utilize Intel's cutting-edge technology, the MSI board provides a more future-proof option with its compatibility.

Performance Features

In terms of performance, the ASRock B450M/AC R2.0 supports DDR4 memory at speeds of up to 3200 MHz, making it suitable for standard gaming and productivity tasks. However, the MSI PRO Z790-A MAX WiFi steps it up with support for DDR5 memory, enabling speeds exceeding 7800 MHz (overclocked). This significant leap in memory performance allows for faster data processing and system responsiveness, appealing to gamers and professionals who require high-performance computing capabilities.

Expansion Options

The ASRock B450M/AC R2.0 features one PCIe 3.0 x16 slot and one PCIe 2.0 x16 slot, which may suffice for users with moderate expansion needs. It also supports AMD Quad CrossFireX for multi-GPU setups. In contrast, the MSI PRO Z790-A MAX WiFi offers a more robust expansion capability with its enhanced power design and multiple PCIe 5.0 lanes. This design is perfect for users looking to build high-end gaming rigs or workstations that require multiple graphics cards and additional expansion cards.

Connectivity

When it comes to connectivity, the ASRock B450M/AC R2.0 provides essential ports, including HDMI for graphics output. However, it lacks advanced connectivity options found in newer motherboards. On the other hand, the MSI PRO Z790-A MAX WiFi is equipped with advanced features like Wi-Fi 7, Bluetooth 5.4, and multiple USB 3.2 Gen2 ports. This array of modern connectivity options makes the MSI motherboard more appealing for users who rely on high-speed internet and peripheral connectivity.

Cooling Solutions

Cooling is vital for maintaining performance, and both motherboards address this need differently. The ASRock B450M/AC R2.0 includes basic cooling solutions suitable for regular use. However, the MSI PRO Z790-A MAX WiFi is engineered with a premium thermal solution, featuring an extended heatsink and specialized thermal pads designed to handle high-performance systems. This level of cooling is essential for gamers and professionals who push their hardware to the limits.

Aesthetic Design

The visual appeal of a motherboard can play a significant role in a build. The ASRock B450M/AC R2.0 has a straightforward design that may not stand out in a high-end build. Conversely, the MSI PRO Z790-A MAX WiFi features a harmonious silver color scheme, designed to complement modern white and black PC cases. This attention to aesthetics makes it a more attractive option for users who value the overall look of their PC.

Which should you buy?

Ultimately, choosing between the ASRock B450M/AC R2.0 and the MSI PRO Z790-A MAX WiFi boils down to your specific needs and budget. If you are looking for a budget-friendly option that supports AMD processors, the ASRock motherboard is an excellent choice at $79.00. However, if you want cutting-edge technology and are willing to invest in features like DDR5 memory, advanced connectivity, and superior cooling, the MSI motherboard at $279.77 may be worth the splurge. The decision hinges on whether you prioritize cost savings or the latest technological advancements.