GMKtec M3 Ultra Mini PC with Intel Core i7 12700H , vs STGAubron Gaming PC Computer Desktop, AMD Ryzen 5
Updated August 2026 — GMKtec M3 Ultra Mini PC with Intel Core i7 12700H , wins on design and connectivity, STGAubron Gaming PC Computer Desktop, AMD Ryzen 5 wins on graphics and support.
The GMKtec M3 Ultra Mini PC offers better performance for productivity and future upgrades, while the STGAubron excels in gaming capabilities.
Why GMKtec M3 Ultra Mini PC with Intel Core i7 12700H , is better
Price
GMKtec is $130 cheaper than STGAubron.
Compact Design
GMKtec is a mini PC, saving desk space.
Upgrade Potential
GMKtec supports up to 64GB RAM.
Why STGAubron Gaming PC Computer Desktop, AMD Ryzen 5 is better
Gaming Performance
STGAubron has a dedicated RTX 3050 GPU.
Storage Capacity
STGAubron comes with a 1TB SSD.
User Support
STGAubron includes a year of parts and labor warranty.
Overall score
Specifications
| Spec | GMKtec M3 Ultra Mini PC with Intel Core i7 12700H , | STGAubron Gaming PC Computer Desktop, AMD Ryzen 5 |
|---|---|---|
| Processor | Intel Core i7 12700H | AMD Ryzen 5 5500 |
| RAM | 16GB DDR4 | 16GB DDR4 |
| Storage | 512GB NVMe SSD | 1TB SSD |
| Graphics | Intel Iris Xe | NVIDIA RTX 3050 |
| Bluetooth | 5.2 | 5.0 |
Dimension comparison
Overview of the GMKtec M3 Ultra Mini PC and STGAubron Gaming PC
The GMKtec M3 Ultra Mini PC is priced at $599.99, while the STGAubron Gaming PC is available for $729.99. This makes the GMKtec about 17% cheaper than the STGAubron. Both machines target different user needs, with the GMKtec focusing on compactness and efficiency, while the STGAubron is tailored for gaming and high-performance tasks. Understanding their features will help you decide which one meets your requirements better.
Performance Comparison
When it comes to processing power, the GMKtec M3 Ultra Mini PC is powered by an Intel Core i7 12700H, which boasts a base clock speed of 3.50 GHz and can turbo up to 4.70 GHz. This processor features a 14-core (6 Performance + 8 Efficient) design, making it ideal for multitasking and resource-intensive applications. In contrast, the STGAubron Gaming PC runs on an AMD Ryzen 5 5500, which operates at 3.6GHz and can reach up to 4.2GHz. While both processors are capable, the i7 in the GMKtec provides superior performance for demanding workloads, especially in content creation and professional applications.
Graphics Capabilities
The GMKtec M3 Ultra features integrated Intel Iris Xe Graphics, which supports multiple 4K displays, offering a smooth experience for office tasks and media consumption. This capability is ideal for professionals who require high-resolution outputs for presentations or design work. On the other hand, the STGAubron is equipped with a dedicated NVIDIA GeForce RTX 3050 graphics card, making it a powerhouse for gaming. This GPU allows for high frame rates in various popular games, ensuring a better gaming experience. If gaming or graphic-intensive tasks are a priority, the STGAubron clearly takes the lead.
Memory and Storage Options
Both PCs come with 16GB of DDR4 RAM, providing ample memory for most tasks. However, the GMKtec M3 Ultra Mini PC has the advantage of dual-channel RAM, which can be expanded up to 64GB, making it more suitable for users who may require additional memory in the future. In terms of storage, the GMKtec includes a 512GB NVMe SSD, expandable to 4TB, while the STGAubron offers a 1TB SSD. Although the STGAubron has a larger default storage capacity, the GMKtec provides better options for future upgrades, which may be beneficial for users with extensive storage needs.
Connectivity Features
Connectivity is crucial for both desktop computers. The GMKtec M3 Ultra Mini PC includes WiFi 6 and Bluetooth 5.2, ensuring fast wireless connections and compatibility with modern peripherals. It also features multiple USB ports, including USB-C, enhancing its versatility for various devices. Similarly, the STGAubron comes with WiFi 6 and Bluetooth 5.0, alongside six RGB fans that add both aesthetic appeal and cooling efficiency. While both machines offer essential connectivity features, the GMKtec's advanced Bluetooth version can provide a slight edge in device compatibility.
Design and Form Factor
The GMKtec M3 Ultra Mini PC is designed to be compact, offering a space-saving solution for users with limited desk space. Its mini desktop format allows for easy placement without sacrificing performance. In contrast, the STGAubron Gaming PC is a standard desktop tower, which may take up more space but allows for better airflow and potential for future upgrades. The choice between form factors will depend on your available space and aesthetic preferences, with the GMKtec being more suitable for minimalistic setups.
User Experience and Support
In terms of user experience, both products come with their respective operating systems. The GMKtec M3 Ultra is optimized for productivity tasks, while the STGAubron is equipped with Windows 11 Home, tailored for gaming and multimedia. The STGAubron also includes RGB gaming accessories, which can enhance the overall gaming experience. Moreover, it offers a year of parts and labor warranty along with lifetime tech support, adding value for users concerned about after-sales service. The GMKtec, while not specified, typically includes standard support, leaving the STGAubron as the more consumer-friendly option.
Which should you buy?
Choosing between the GMKtec M3 Ultra Mini PC and the STGAubron Gaming PC ultimately depends on your specific needs. If you prioritize compactness, professional performance, and the ability to upgrade memory, the GMKtec is the better option. Its lower price at $599.99 makes it an attractive choice for professionals and casual users alike. However, if gaming is your main focus, the STGAubron, with its dedicated graphics, superior gaming capabilities, and robust support, justifies its higher price of $729.99. Both products have their strengths, so consider what features matter most to you before making a decision.

