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Gigabyte A520I AC vs ASUS Pro WS W680-ACE Intel W680 LGA 1700 ATX

Updated August 2026 — Gigabyte A520I AC wins on size, ASUS Pro WS W680-ACE Intel W680 LGA 1700 ATX wins on connectivity and memory.

The Pro WS W680-ACE offers superior performance and features for professionals, while the Gigabyte A520I AC is a budget-friendly option for casual users.

Why Gigabyte A520I AC is better

Price

Gigabyte A520I AC is significantly cheaper.

Size

Mini-ITX form factor is ideal for compact builds.

Basic Features

Sufficient for casual gaming and everyday tasks.

Why ASUS Pro WS W680-ACE Intel W680 LGA 1700 ATX is better

Performance

Pro WS W680-ACE supports latest Intel processors.

Connectivity

Offers dual PCIe 5.0 slots and multiple M.2 slots.

Memory Support

Supports DDR5 and ECC memory for better performance.

Overall score

Gigabyte A520I AC
65
ASUS Pro WS W680-ACE Intel W680 LGA 1700 ATX
85

Specifications

SpecGigabyte A520I ACASUS Pro WS W680-ACE Intel W680 LGA 1700 ATX
Form FactorMini-ITXATX
SocketAM4LGA 1700
Max RAM32GB DDR4128GB DDR5
PCIe Slots1x PCIe 3.02x PCIe 5.0
M.2 Slots1x M.2 PCIe 3.03x M.2 PCIe 4.0

Dimension comparison

Gigabyte A520I ACASUS Pro WS W680-ACE Intel W680 LGA 1700 ATX

Overview of the Products

The Gigabyte A520I AC is priced at $99.99, making it an economical choice for budget-conscious users. In contrast, the Pro WS W680-ACE is significantly more expensive at $339.25. This price difference of about 239% reflects their intended uses, with the former targeting general consumers and the latter aimed at professional workstations.

The Gigabyte A520I AC features a Mini-ITX form factor, ideal for compact builds, while the Pro WS W680-ACE utilizes an ATX form factor, providing more expansion options. These differences highlight the need to consider user requirements when choosing between these two motherboards.

Performance and Power Management

The Pro WS W680-ACE excels in power management and performance, thanks to its enhanced power solution featuring DrMOS, ProCool connectors, and durable capacitors. This design ensures stable power delivery for demanding applications. In contrast, the Gigabyte A520I AC offers a Direct 6 Phases Digital PWM with 55A DrMOS, which is sufficient for casual gaming and general use.

While the Gigabyte A520I AC supports 3rd Gen AMD Ryzen processors, the Pro WS W680-ACE is compatible with the latest 12th and 13th Gen Intel processors, thus providing a clear advantage for users who require cutting-edge performance. This makes the Pro WS W680-ACE a better investment for professionals seeking high-performance computing.

Connectivity Options

Connectivity is another area where the Pro WS W680-ACE outshines the Gigabyte A520I AC. The Pro WS W680-ACE features dual PCIe 5.0 Safeslots and three M.2 PCIe 4.0 slots, allowing for faster data transfer and more storage options. Additionally, it supports dual Intel 2.5Gb Ethernet, enhancing network performance for data-intensive applications.

On the other hand, the Gigabyte A520I AC offers a single PCIe 3.0 x16 slot and one M.2 PCIe 3.0 x4 slot, which may limit its performance for users requiring multiple high-speed connections. This stark difference in connectivity options highlights the Pro WS W680-ACE as the go-to choice for users needing extensive connectivity for their workstation setups.

Memory Support

Memory support is a key consideration for any motherboard. The Pro WS W680-ACE supports DDR5 memory, which provides faster speeds and improved efficiency compared to the DDR4 memory supported by the Gigabyte A520I AC. This difference can significantly impact system performance, especially in memory-intensive tasks like video editing or 3D rendering.

Moreover, the Pro WS W680-ACE is designed to support ECC (Error-Correcting Code) memory, an essential feature for professionals working in environments where data integrity is paramount. In contrast, the Gigabyte A520I AC does not support ECC memory, making it less suitable for mission-critical applications.

Audio and Multimedia Capabilities

The audio capabilities of each motherboard vary significantly. The Gigabyte A520I AC is equipped with the ALC887 Audio Codec, providing decent audio quality for gaming and multimedia use. However, it is primarily designed for general consumer usage.

Conversely, the Pro WS W680-ACE is tailored for professionals, with advanced audio features designed to support high-quality sound production. This makes it a better option for users in fields like music production, video editing, and gaming, where superior audio quality is essential.

Form Factor and Design

The form factor of a motherboard can greatly influence its suitability for different builds. The Gigabyte A520I AC features a Mini-ITX design, perfect for compact systems and small form factor builds. This makes it an excellent choice for users with limited space or those who prefer a minimalist setup.

On the other hand, the Pro WS W680-ACE’s ATX form factor provides more expansion slots and connectivity options, catering to users who require additional components for their workstations. Therefore, the choice of form factor will largely depend on the user's specific needs, with the Gigabyte A520I AC being more suited for compact builds and the Pro WS W680-ACE for larger, more complex setups.

Price and Value Proposition

In terms of price, the Gigabyte A520I AC is currently available for $99.99, while the Pro WS W680-ACE is priced at $339.25. This represents a substantial price difference of about $239.26, making the Gigabyte A520I AC approximately 71% cheaper.

However, the value proposition differs considerably. The Gigabyte A520I AC offers excellent value for casual users and gamers looking for a budget-friendly motherboard. Meanwhile, the Pro WS W680-ACE justifies its higher price with advanced features and capabilities that cater to professionals and power users. This clear distinction in target audience must be considered when evaluating the overall value of each motherboard.

Which should you buy?

Choosing between the Gigabyte A520I AC and the Pro WS W680-ACE ultimately depends on your specific needs. If you are a casual user or gamer seeking a cost-effective solution for a compact build, the Gigabyte A520I AC at $99.99 offers great value with sufficient performance for everyday tasks.

However, if you're a professional needing high performance, extensive connectivity, and advanced memory support, the Pro WS W680-ACE is worth the investment, despite its significantly higher price of $339.25. It is designed for demanding applications and would better meet the needs of users in creative and technical fields. Thus, the decision hinges on your budget and intended use.