GMKtec Nucbox K6

Photo of GMKtec Nucbox K6

The GMKtec Nucbox K6 is a powerful Mini PC that packs a punch with AMD's Ryzen 7 7840HS processor, featuring eight cores and 16 threads for top-notch performance. This compact machine is a powerhouse, ideal for users who need a balance between size and power. It boasts the AMD Radeon 780M integrated graphics and supports a triple 4K display setup. Pre-installed with Windows 11 Pro and offering up to 64GB of DDR5 RAM, the Nucbox K6 is well-suited for home and office use. Its expandability includes dual M.2 2280 PCIe 4.0 slots, allowing for substantial storage upgrades. The Nucbox K6 is a stylish and mighty computing solution with its sleek design and new color options.

Pros Cons
Powerful AMD Ryzen 7 7840HS processor Plastic case not as premium as metal
Up to 64GB DDR5 RAM and dual M.2 SSD slots Noticeable fan noise under heavy load
Windows 11 Pro pre-installed Lacks HDMI 2.1 for 4K at 144Hz
Multiple ports including USB 4.0 Type-C and dual 2.5Gb LAN Advanced BIOS options could be improved
Capable of triple 4K display setup

Detailed Analysis of the GMKtec Nucbox K6

The GMKtec Nucbox K6 Mini PC distinguishes itself with its robust specifications and sleek design. It leverages the latest DDR5 RAM technology for faster data processing and improved power efficiency. The dual M.2 2280 PCIe 4.0 slots provide a notable advantage for users needing extensive storage or those who wish to connect an external GPU for gaming or graphic-intensive tasks.

Connectivity is a strong suit for the Nucbox K6, featuring a USB 4.0 Type-C port with 40Gbps speed and DisplayPort functionality. This allows for high-speed data transfers and the connection of cutting-edge peripherals. The dual Realtek 2.5Gb LAN ports ensure reliable networking, though their practicality may vary by user.

The Nucbox K6's design is functional and appealing, with the Steel Blue color adding sophistication. The plastic case, selected for enhanced Wi-Fi and Bluetooth signal reception, is a practical choice, even if some users might prefer the premium feel of metal.

Performance-wise, the Nucbox K6 is equipped to handle demanding applications and multitasking with ease, thanks to the AMD Ryzen 7 7840HS processor. The AMD Radeon 780M graphics deliver a commendable visual experience, particularly when powering multiple 4K displays.

The GMKtec Nucbox K6 is an excellent choice for users seeking a Mini PC that excels in portability and performance. It's a device that can manage various tasks efficiently while maintaining a small footprint.

Reviewer Insights on the GMKtec Nucbox K6

Robtech's Analysis

Robtech's review of the GMKtec Nucbox K6 praises the device's AMD Ryzen 7 840HS CPU for its outstanding integrated graphics performance. The reviewer appreciates the new color schemes, which enhance the Mini PC's aesthetics. However, despite acknowledging its solid build quality, Robtech prefers the previous metal case to the new plastic one.

Robtech notes the K6's versatility, with configurations including a customizable barebones option. The accessory kit, with valuable tools and an HDMI cord, is a thoughtful inclusion. The K6's comprehensive port selection supports multiple high-resolution displays and advanced connectivity, including USB 4.0 and dual Realtek 2.5Gb LAN jacks.

The ease of access for upgrades and the improved cooling for the SSD and RAM earn commendation, as does the pre-installed Windows 11 Pro on most configurations. Benchmark tests reveal that the K6 competes well with similar models, particularly in gaming performance when using an eGPU connected via USB 4.0.

Despite these positives, the reviewer notes increased fan noise and questioned the utility of dual 2.5 gigabit LAN ports for most users. Robtech concludes that the NucBox K6 is a significant upgrade over previous models, offering good CPU and GPU performance, enhanced cooling, and an accessible design. However, the plastic case and fan noise are areas for potential improvement.

Team Pandory's Perspective

Team Pandory's review of the GMKtec NucBox K6 highlights the Mini PC's AMD Ryzen 7840HS processor as adept at handling a range of tasks, from productivity to AAA gaming. The K6's Steel Blue color and comprehensive package, including a VESA mount and a 120-watt power adapter, are noted.

The plastic case is acknowledged for potentially better Wi-Fi and Bluetooth reception, and the array of ports, including the BIOS reset pinhole and on/off switch, are examined for convenience. The K6's support for a triple monitor setup and pre-installed Windows 11 Pro are emphasized as key benefits.

Team Pandory praises the K6's performance for simple and demanding tasks, noting the quality of internal components such as Crucial DDR5 memory and a Lexar NVMe SSD. The Mini PC's ability to run Linux and connect to peripherals without extra dongles is also commendable.

However, the lack of AMD AI functionality, advanced BIOS options, and HDMI 2.1 for higher 4K refresh rates are pointed out as limitations. Despite these, the K6 is lauded for its cool operation, efficient power usage, and comparable performance to other models. Team Pandory concludes that the GMKtec NucBox K6 offers excellent value and is a top choice among mini PCs, with a promotional discount code for potential buyers.

Both reviews offer a comprehensive look at the GMKtec NucBox K6, underscoring its strengths in performance, design, and connectivity and noting areas for improvement. The consensus is that the K6 is a strong contender in the Mini PC market, appealing to many users.

Customer Reviews of the GMKtec Nucbox K6 Mini PC

Customers have praised the GMKtec Nucbox K6's compact size and powerful performance. The AMD Ryzen 7 7840HS processor is consistently highlighted for its smooth operation across various tasks, including video editing and gaming. The DDR5 memory is also a standout feature, with users noting significant speed benefits.

The ability to support three 4K displays has been well-received by those needing multi-monitor setups for enhanced productivity. Additionally, the dual M.2 2280 PCIe 4.0 slots for storage expansion have satisfied users requiring extra space.

Some customers, however, have raised concerns about fan noise during intensive use. While the cooling system is praised, the audible fan may be distracting for those who prefer a quieter environment.

Opinions on the build quality are mixed; while some like the modern aesthetic and solid plastic case, others miss the metal case from previous models.

The wide range of connectivity options, including USB 4.0, USB 3.0, DisplayPort, HDMI 2.0, and dual Realtek 2.5Gb LAN jacks, is a highlight for many users. The versatility of these ports is appreciated, though the necessity of dual 2.5 gigabit LAN ports is debated.

Overall, the GMKtec Nucbox K6 has been positively received by customers prioritizing performance and expandability in a small package. Its capability to handle diverse workloads and the convenience of multiple ports make it an attractive option for a powerful Mini PC.


The GMKtec Nucbox K6 is a formidable Mini PC, offering strong performance with its AMD Ryzen 7 7840HS processor and AMD Radeon 780M graphics. It's well-suited for various tasks, from daily productivity to intensive applications like video editing and gaming. With support for up to 64GB DDR5 RAM and dual M.2 SSD slots, it provides system expansion and customization flexibility.

However, there may be better choices than the Nucbox K6 for everyone. Those sensitive to fan noise or preferring a metal case might find these aspects less appealing. The absence of HDMI 2.1 could also be a dealbreaker for users seeking the highest display resolutions and refresh rates.

For those who prioritize CPU and GPU performance, value an easy-to-open design, and can overlook fan noise and a plastic build, the GMKtec Nucbox K6 is an excellent choice. Conversely, users desiring quieter operation, a metal chassis, or the latest HDMI standard should consider other options.

To compare the GMKtec Nucbox K6 with other Mini PCs and find the best fit for your needs, use Starry Hope's Mini PC Comparison App.

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List Price: $749.99

Amazon Prices:

List Price: $749.99

Amazon Prices:
Version32GB/1TB/Ryzen 7 7840HS/Space Blue32GB/1TB/Ryzen 7 7840HS/Grey
Perfomance Rating9.49.4
Operating SystemWindows 11 ProWindows 11 Pro
ProcessorOcta-core 3.80 Ghz (max 5.10 Ghz)
AMD Ryzen 7 7840HS
Octa-core 3.80 Ghz (max 5.10 Ghz)
AMD Ryzen 7 7840HS
GPUIntegrated AMD Radeon 780MIntegrated AMD Radeon 780M
RAM32 GB DDR5 SO-DIMM, 2-channel (Supports up to 64GB (32GB*2))32 GB DDR5 SO-DIMM, 2-channel (Supports up to 64GB (32GB*2))
Internal Storage1 TB m.2 NVMe1 TB m.2 NVMe
width x length x thickness
5 x 5 x 2 inches
(127 x 127 x 50.8 mm)
5 x 5 x 2 inches
(127 x 127 x 50.8 mm)
Weight1.17 lbs (0.53 kg)1.17 lbs (0.53 kg)
WiFiWiFi 6EWiFi 6E
Ethernet2 Ethernet ports at 2.5 Gbps (Dual Realtek 2.5Gb LAN)2 Ethernet ports at 2.5 Gbps (Dual Realtek 2.5Gb LAN)
HDMI1 Full Sized HDMI Ports1 Full Sized HDMI Ports
DisplayPort1 DisplayPort1 DisplayPort
VGANo VGA PortsNo VGA Ports
USB Ports1 USB 2.0, 3 USB 3, 1 USB-C
(USB 4.0 Type-C with 40Gbps speed and DisplayPort
1 USB 2.0, 3 USB 3, 1 USB-C
(USB 4.0 Type-C with 40Gbps speed and DisplayPort
Thunderbolt PortsNoNo
Internal SATA PortsNo SATA portsNo SATA ports
Card ReaderNo Card ReaderNo Card Reader
Headphone JackCombo Headphone/Mic JackCombo Headphone/Mic Jack
VESA MountYesYes
In the BoxGMKtec Mini PC, VESA Bracket, Screw Kit, Power Adapter (19V/6.32A), HDMI Cable, User ManualGMKtec Mini PC, VESA Bracket, Screw Kit, Power Adapter (19V/6.32A), HDMI Cable, User Manual
ExpandabilitySupports up to 64GB DDR5 RAM, dual M.2 SSD slots for storage expansionSupports up to 64GB DDR5 RAM, dual M.2 SSD slots for storage expansion

Frequently Asked Questions

What operating system comes pre-installed on the GMKtec Nucbox K6?

The GMKtec Nucbox K6 has Windows 11 Pro pre-installed on all configurations except the barebones version.

Can the GMKtec Nucbox K6 support multiple monitors?

The Nucbox K6 can support up to three 4K displays using its HDMI 2.0, DisplayPort 1.4, and USB 4.0 Type-C ports.

Is the RAM and storage expandable on the GMKtec Nucbox K6?

Definitely! The Nucbox K6 supports up to 64GB of DDR5 RAM and features dual M.2 2280 PCIe 4.0 slots for storage expansion, allowing up to 4TB (2TB*2).

Does the GMKtec Nucbox K6 have a fanless design?

No, the Nucbox K6 does not have a fanless design. It includes a cooling system with fans for memory and storage components to maintain optimal performance.

What type of ports are available on the GMKtec Nucbox K6?

The Nucbox K6 offers various ports, including USB 4.0 Type-C with 40Gbps speed, USB 3.2 Gen 2, USB 2.0, DisplayPort 1.4, HDMI 2.0, dual Realtek 2.5Gb LAN ports, and a combo headphone jack.

Can I use an eGPU with the GMKtec Nucbox K6?

The Nucbox K6's USB 4.0 Type-C port supports an eGPU, enhancing gaming performance and graphics capabilities.

Can I mount the GMKtec Nucbox K6 behind a monitor?

Yes, the Nucbox K6 includes a VESA mount in the box, making it easy to attach to the back of a compatible monitor.

What comes in the box with the GMKtec Nucbox K6?

The Nucbox K6 package includes: The GMKtec Mini PC, A VESA Bracket, A Screw Kit, A Power Adapter (19V/6.32A), An HDMI Cable, A User Manual.

Is there an option for a barebones version of the GMKtec Nucbox K6?

Yes, a barebones version is available for those who prefer to install their own memory, storage, and operating system.