KAMRUI AM21 Mini Gaming PC Ryzen 9 6900HX (Up to 4.9Ghz), Mini Desktop Computer, 16GB DDR5 4800 MHz 512GB SSD, Dual LAN, Dual NVMe PCIe 4.0 SSD Slots, WiFi 6, BT5.2, 4K@60Hz ，Business, Office, Home

Price: $399.99 - $379.99
(as of Jul 30, 2025 04:02:30 UTC – Details)

KAMRUI AM21 Mini Gaming PC Review: A Powerhouse in a Compact Package

In the world of mini PCs, it’s not often that we come across a device that packs as much punch as the KAMRUI AM21. This tiny powerhouse is designed to handle everything from office work and entertainment to gaming and content creation. With its impressive specs and feature-rich design, the KAMRUI AM21 is an attractive option for anyone looking for a compact and capable PC. In this review, we’ll take a closer look at what makes the KAMRUI AM21 tick and see if it lives up to its promises.

Processing Power: AMD Zen3 Ryzen 9 6900HX

At the heart of the KAMRUI AM21 is the AMD Zen3 Ryzen 9 6900HX processor, a beast of a chip that boasts 8 cores and 16 threads. With a base frequency of 3.3GHz and a max turbo frequency of up to 4.9GHz, this processor is capable of handling even the most demanding tasks with ease. The 6nm FinFET process used in the Ryzen 9 6900HX also provides high performance and high energy efficiency, making it an excellent choice for a mini PC. According to KAMRUI, the Ryzen 9 6900HX outperforms the i9-12900H, AMD Ryzen 5/Ryzen 7, and Intel Core i5/i7, making it an excellent option for those who need a powerful PC for gaming, video editing, and other resource-intensive activities.

Memory and Storage: 16GB DDR5 and 512GB NVMe PCIe SSD

The KAMRUI AM21 comes with 16GB of DDR5 memory, which provides fast and efficient performance. The memory is also dual-channel, allowing for easy upgrading to 64GB (2x32GB) if needed. In terms of storage, the KAMRUI AM21 features a 512GB M.2 2280 NVMe PCIe SSD, which provides ample space for system files, games, and other applications. The SSD also supports upgrading to 4TB (2x2TB), making it easy to expand storage capacity as needed.

Connectivity: Dual LAN, WiFi 6, and Bluetooth 5.2

The KAMRUI AM21 features dual LAN ports, including a 2.5Gbps Ethernet port and a 1Gbps Ethernet port, providing fast and stable internet connectivity. WiFi 6 and Bluetooth 5.2 technology are also built-in, allowing for reliable and stable wireless connections. With WiFi 6, users can enjoy fast data transfer speeds and low latency, making it perfect for online gaming, streaming, and other applications that require a fast and stable connection.

Graphics and Display: AMD Radeon 680M and Quad 4K Display Outputs

The KAMRUI AM21 features an integrated AMD Radeon 680M GPU, which provides powerful graphics processing capabilities. The GPU is capable of handling 4K ultra-high definition video playback, making it perfect for watching videos, playing games, and creating content. The KAMRUI AM21 also features quad 4K display outputs, including DP, HDMI 2.1, and USB 3.2 Type-C, allowing users to connect up to four 4K displays at the same time.

Design and Build: Compact and Feature-Rich

The KAMRUI AM21 has a compact and sleek design, making it perfect for small spaces. The device measures just a few inches in length and width, making it easy to fit on a desk or in a home entertainment center. The build quality is also excellent, with a sturdy metal chassis that provides a premium feel. The KAMRUI AM21 also features a range of ports and connectors, including USB 3.2 Gen2 Type-A ports, USB 3.2 Gen2 Type-C ports, HDMI 2.1 ports, and Ethernet ports, making it easy to connect a range of devices.

Conclusion

The KAMRUI AM21 Mini Gaming PC is a powerful and feature-rich device that is perfect for a range of applications, from office work and entertainment to gaming and content creation. With its AMD Zen3 Ryzen 9 6900HX processor, 16GB of DDR5 memory, and 512GB NVMe PCIe SSD, the KAMRUI AM21 provides fast and efficient performance. The device also features dual LAN ports, WiFi 6, and Bluetooth 5.2 technology, making it easy to connect to the internet and other devices. The integrated AMD Radeon 680M GPU and quad 4K display outputs also make it perfect for gaming and video playback. Overall, the KAMRUI AM21 is an excellent choice for anyone looking for a compact and capable PC.

Key Features:

• AMD Zen3 Ryzen 9 6900HX processor
• 16GB DDR5 memory
• 512GB NVMe PCIe SSD
• Dual LAN ports
• WiFi 6 and Bluetooth 5.2 technology
• Integrated AMD Radeon 680M GPU
• Quad 4K display outputs
• Compact and sleek design
• Range of ports and connectors, including USB 3.2 Gen2 Type-A ports, USB 3.2 Gen2 Type-C ports, HDMI 2.1 ports, and Ethernet ports

Specifications:

• Processor: AMD Zen3 Ryzen 9 6900HX
• Memory: 16GB DDR5
• Storage: 512GB NVMe PCIe SSD
• Graphics: Integrated AMD Radeon 680M GPU
• Display Outputs: Quad 4K display outputs, including DP, HDMI 2.1, and USB 3.2 Type-C
• Connectivity: Dual LAN ports, WiFi 6, and Bluetooth 5.2 technology
• Dimensions: Compact and sleek design
• Weight: Lightweight
• Operating System: Windows 10 Home

Final Thoughts

The KAMRUI AM21 Mini Gaming PC is a powerful and feature-rich device that is perfect for a range of applications. With its fast processor, ample memory and storage, and excellent connectivity options, the KAMRUI AM21 provides fast and efficient performance. The device also features a range of ports and connectors, making it easy to connect a range of devices. Overall, the KAMRUI AM21 is an excellent choice for anyone looking for a compact and capable PC.