High-performance Gaming Mini PC with AMD Discrete Graphics

Neptune Series HX99G is powered by AMD Ryzen™ 9 6900HX and AMD Radeon™ RX 6650M, specially designed for gamers, creators, and mini PC enthusiasts. It handles resource-hungry games and applications easily with a top-tier AMD CPU and a competitive AMD discrete graphics card. Get ready for ultimate computing performance and an immersive gaming experience.

High-performance Gaming Mini PC with AMD Discrete Graphics

Video Reviews

ETA PRIME

RandomGaminginHD

Video Reviews

RandomGaminginHD

ETA PRIME

Meet HX99G
HX77G
Specification
FAQs

Top-tier Superfast AMD Ryzen™ 9 Processor

The AMD Ryzen™ 9 6900HX is packed with 8 cores / 16 threads, 3.3 GHz to 4.9 GHz frequency, and noteworthy features like DDR5 memory, and PCIe 4.0 SSD. With this CPU, HX99G allows you to work, entertain, and play games like never before.

· 3DMARK CPU Score: 7017

· 3DMARK Fire Strike Score: 21123

· 3DMARK Time Spy Score: 8416

· CINEBENCH R23 Score: 13328/1615 (Multi Core/Single Core)

AMD Discrete Graphics

The AMD Radeon™ RX 6650M is a mobile graphics card based on the RDNA 2 architecture manufactured in the modern 7nm process. It features 1,792 cores and 8 GB of fast GDDR6 graphics memory. Take your gaming to the next level and get ultra-fast response times thanks to the AMD Radeon™ Anti-Lag and AMD Radeon™ Boost.

Whopping Dual 8K@60Hz Display

Two USB4 Type-C ports on HX99G allow users to set up two monitors simultaneously with a maximum resolution of 8K@60Hz. HX99G is also equipped with 2 HDMI ports. These four ports can support a maximum of four 4k@60Hz independent displays. HX99G can deliver the best-in-class visual experience with true-to-life clarity and glorious details.

① HDMI (4K@60Hz) ×2 ② USB4 (8K@60Hz) ×2

Carbon-Fiber Armors Lighten the Case

The diagonal corners and the base of the case are covered in carbon-fiber armor, in which the armor consists of 70% carbon fiber material and 30% resin. Carbon-fiber composites are used in the case's grille and side corners to improve strength and thermal conductivity. Such an optimized design also keeps the case smooth and classy with its excellent abrasion and corrosion resistance. You can place the HX99G vertically by using the included base to save space and improve heat dissipation.

Efficient Heat Dissipation

HX99G equiped with 7 heat pipes ( 3 for CPU and 4 for GPU), liquid metal for both CPU and GPU, and dual fan inside for heat dissipation. It can run at low noise even under a full load.

Upgrade-Friendly

It is easy to upgrade the SO-DIMM memory and the M.2 PCIe SSD thanks to HX99G's design. HX99G embraces advanced hardware, including DDR5-4800MHz memory and PCIe 4.0 SSD (16 GT/s, double the bandwidth of PCIe 3.0). You can upgrade the setup and push HX99G to a whole new level of performance.

Connectivity

The HX99G delivers a fast and reliable wireless connection via Wi-Fi 6 and Bluetooth 5.2. It has four USB 3.2 Type-A ports, one USB 3.2 Type-C port, and two USB4 Type-C ports for fast data transfer. It also features an RJ45 2.5 Gigabit Ethernet port, a headphone jack, and a microphone jack.

Powerful AMD Processor

AMD Ryzen™ 7 7735HS is packed with 8 cores / 16 threads, 3.3 GHz to 4.9 GHz frequency, and noteworthy features like DDR5 memory, and PCIe 4.0 SSD. With this CPU.

AMD Discrete Graphics

The AMD Radeon™ RX 6600M is a mobile graphics card based on the RDNA™ 2 architecture manufactured in the modern 7nm process. It features 1,792 cores and 8 GB of fast GDDR6 graphics memory. Take your gaming to the next level and get ultra-fast response times thanks to the AMD Radeon™ Anti-Lag and AMD Radeon™ Boost.

Quad 4K Displays

HX77G drives up to four independent displays with 4K@60Hz and maximum productivity in your workflow with excellent quad-display solutions using two HDMI ports and two display ports.

① HDMI (4K@60Hz) ×2 ② DisplayPort (4K@60Hz) ×2

Carbon-Fiber Armors Lighten the Case

The diagonal corners and the base of the case are covered in carbon-fiber armor, in which the armor consists of 70% carbon fiber material and 30% resin. Carbon-fiber composites are used in the case's grille and side corners to improve strength and thermal conductivity. Such an optimized design also keeps the case smooth and classy with its excellent abrasion and corrosion resistance. You can place the HX80G vertically by using the included base to save space and improve heat dissipation.

Efficient Heat Dissipation

HX77G is equipped with 7 heat pipes (3 for CPU and 4 for GPU), liquid metal for both CPU and GPU, and dual fan inside for heat dissipation. It can run at low noise even under a full load.

Upgrade-Friendly

The all-new HX77G continues the easy upgradeability functionality. With a simple operation to gain access to the internals to upgrade the SO-DIMM memory or M.2 PCIe SSD. HX80G provides two SODIMM Slots for DDR4 Dual channel, and two M.2 2280 PCIe SSD Slots supporting NGFF SATA or NVMe PCIe3.0. You can upgrade the RAM and hard drive for higher data transfer speed and better data processing.

Connectivity

The HX77G delivers a fast and reliable connection on WiFi 6 and Bluetooth 5.2. Besides, In total, there are four USB Type-A ports (three USB 3.2 and one 3.1 protocol) and one USB Type-C port. It also features RJ45 2.5 Gigabit Ethernet Port, Clear CMOS button, and microphone jack.

Port Differences between HX77G and HX80G

MINISFORUM HX99G

Processor

AMD Ryzen™ 9 6900HX, 8 Cores/16 Threads
(Total L2 Cache 4MB , Total L3 Cache 16MB , Base Clock 3.3 GHz , up to 4.9 GHz)

GPU

AMD Radeon™ RX 6650M(GDDR6 8GB)

Memory

DDR5 Dual channel (SODIMM Slots×2)

Supports a maximum of 64GB (32GB x 2) of DDR5

Storage

M.2 2280 PCIe4.0 SSD (up to 2TB)

Storage Expansion

M.2 2280 SSD Slot (Support NGFF SATA or NVMe PCIe4.0 SSD)

Wireless Connectivity

M.2 2230 WIFI Support (Wi-Fi 6，BlueTooth 5.2)

Video Output

① HDMI (4K@60Hz) ×2

② USB4 (8K@60Hz)×2

Audio Output

HDMI ×2, Headphone Jack ×1

Ports & Buttons

RJ45 2.5 Gigabit Ethernet Port ×1
USB3.2 Gen1 Type-A Port ×1 (Front)
USB3.2 Gen1 Type-C Port ×1 (Front)
USB3.2 Gen1 Type-A Port ×2 (Rear)
USB3.2 Gen2 Type-A Port ×1 (Rear)
USB4 Type-C Port ×2
HDMI ×2
Clear CMOS ×1
Microphone Jack ×1
Headphone Jack ×1

Power

DC 19V (Adapter Included)

System

Windows 11

Product Dimension

205*203*69.3 (mm) / 8.07*7.99*2.73 (inch)

Package Dimension

233*233*160 (mm) / 9.17*9.17*6.3 (inch)

Net Weight

1.21 kg (2.67 lbs)

Package Weight

2.72 kg (6 lbs)

Package Content

HX99G × 1
Power Adapter × 1
Power Cable × 1
HDMI Cable × 1
Base Support Frame × 1
Base Bottom Plate × 1
Technical Documents × 1
Mounting Screw Set × 1

MINISFORUM HX77G

Processor

AMD Ryzen™ 7 7735HS , 8 Cores/16 Threads
(Total L2 Cache 4MB , Total L3 Cache 16MB , Base Clock 3.2 GHz , up to 4.75 GHz)

GPU

AMD Radeon™ RX 6600M(GDDR6 8GB)

Memory

DDR5 Dual channel (SODIMM Slots×2)

Supports a maximum of 64GB (32GB x 2) of DDR5

Storage

M.2 2280 PCIe4.0 SSD (up to 2TB)

Storage Expansion

M.2 2280 SSD Slot (Support NGFF SATA or NVMe PCIe4.0 SSD)

Wireless Connectivity

M.2 2230 WIFI Support (Wi-Fi 6，BlueTooth 5.2)

Video Output

① HDMI (4K@60Hz) ×2

② USB4 (8K@60Hz)×2

Audio Output

HDMI ×2, Headphone Jack ×1

Ports & Buttons

RJ45 2.5 Gigabit Ethernet Port ×1,
USB3.2 Gen1 Type-A Port ×1(In Front),
USB3.2 Gen2 Type-A Port ×1,
USB3.2 Gen1 Type-A Port ×2,
USB3.2 Gen1 Type-C Port ×1(In Front),
USB4 Port ×2(In Back),
HDMI2.1 ×2,
Clear CMOS ×1 ,
Microphone Jack ×1,
Headphone Jack ×1,

Power

DC 19V (Adapter Included)

System

Windows 11

Product Dimension

205*203*69.3 (mm) / 8.07*7.99*2.73 (inch)

Package Dimension

233*233*160 (mm) / 9.17*9.17*6.3 (inch)

Net Weight

1.21 kg (2.67 lbs)

Package Weight

2.72 kg (6 lbs)

Package Content

HX77G × 1
Power Adapter × 1
Power Cable × 1
HDMI Cable × 1
Base Support Frame × 1
Base Bottom Plate × 1
Technical Documents × 1
Mounting Screw Set × 1

1. Official Support Page
https://www.minisforum.com/front/support/70/HX99G
https://www.minisforum.com/front/support/59/HX90G/HX90M
https://www.minisforum.com/front/support/74/HX80G

2. Brand of SSD and RAM in the computer
We purchase essential hardware from different brands based on the same technical specifications, including SSDs, Wi-Fi cards, RAM, HDDs, power supplies, etc. Due to the limited resources and brands of RAM and SSD, we choose Samsung, Kingston, Crucial, Adata, Phison, etc. as our RAM and SSD suppliers.

Each piece of hardware has passed a strict quality inspection and met the factory's standards before it is delivered to MINISFORUM. In addition, there is no difference in the warranty policies of these hardware suppliers.

The hardware brands may vary from batch to batch. Please rest assured that they all meet MINISFORUM's standards and are all covered by the warranty.

3. Do you have a warranty on the computer?
All products purchased on MINISFORUM's official store are covered by our 2-year warranty. Learn more about our warranty policy.

4. Where do you ship to?
We offer free shipping for the majority of the world.
Available countries and regions:
United States, Saudi Arabia, Canada, Singapore, Cambodia, Thailand, Australia, Nepal, Pakistan, Brunei, Sri Lanka, Japan, Jordan, Myanmar, Laos, Philippines, Mongolia, United Arab Emirates, South Korea, Malaysia, New Zealand, Panama, Indonesia, Mexico, Hong Kong, Macau, Taiwan.

Learn more about our shipping policy.

For customers in Europe, please place your order in our branch stores https://store.minisforum.de/ and https://store.minisforum.uk/.

5. Can I use the USB-C port to power up the computer?
The USB-C port can not be used as a power supply port. Please use the DC19V power supply.

6. What's the spec of Wi-Fi and Bluetooth?
Wi-Fi 6E
Bluetooth 5.2

7. What is the max speed and capacity of the RAM?
The max RAM of HX80G is 64GB with speed limit to 3200MHz. The max RAM of HX99G is 64GB with speed limit to 4800MHz.

8. Does it have pre-installed Windows?
Except for the barebones version, all versions come with Windows 11 Pro pre-installed. The barebones version does not include RAM and SSD; therefore, it does not have pre-installed Windows 11 Pro.

9. How do I install Windows OS for the barebones version?
Please click the link to our support page below to download Windows 11.
Note: MINISFORUM does not offer Windows OS license keys for the barebones version.
https://www.minisforum.com/front/support

Support Page Click Here: https://www.minisforum.com/front/support

Q1. How to install the system?

A: Clikc Here: https://www.minisforum.com/front/support

Q2. Does the barebone come with Windows preinstalled?

A: No, we cannot pre-install operating system on barebone.

Q3. Do you provide Win11 license?

A: Sorry. We don't provide licenses for HX90G barebones.

Q4. What's the max RAM and speed of HX90G?

A: The max RAM of HX90G is 64GB with speed limit to 3200MHz.

Q5. Do I need to pay the shipping fee or tax for the product?

A: Hi, taxes are determined by the customs and we cannot control them. If you are worried about the tariffs, you can choose the "Duty-Free Shipping" on the checkout page.

HX99G
HX77G
Specification
FAQs

Top-tier Superfast AMD Ryzen™ 9 Processor

· 3DMARK CPU Score: 7017
· 3DMARK Fire Strike Score: 21123
· 3DMARK Time Spy Score: 8416
· CINEBENCH R23 Score: 13328/1615 (Multi Core/Single Core)

Powerful Processor & Graphics

The AMD Ryzen 9 5900HX, 8 Cores 16 Threads. The base clock 3.3 GHz and Max Boost Clock up to 4.6 GHz (Turbo). The chip is manufactured on the modern 7 nm TSMC process.

AMD Discrete Graphics

AMD Radeon RX 6600M based on the Navi 23 chip (RDNA 2 architecture) manufactured in the modern 7nm process. It features 1,792 cores (28 CUs - compute units) and 8 GB of fast GDDR6 graphics memory.

AMD Discrete Graphics

The AMD Radeon™ RX 6650M is a mobile graphics card based on the RDNA™ 2 architecture manufactured in the modern 7nm process. It features 1,792 cores and 8 GB of fast GDDR6 graphics memory. Take your gaming to the next level and get ultra-fast response times thanks to the AMD Radeon™ Anti-Lag2 and AMD Radeon™ Boost3.

Quad 4K Displays

AMD Radeon™ Graphics can handle all your display needs, including support for up to four displays with two HDMI and two DisplayPort. Each output can drive a 4K panel at 60Hz, With multiple monitors, games become more immersive, workstations become more useful and you become more productive.

① HDMI (4K@60Hz) ×2 ② DisplayPort(4K@60Hz)×2

Whopping Dual 8K@60Hz Display

① HDMI (4K@60Hz) ×2 ② USB4 (8K@60Hz) ×2

Upgrade-Friendly

The latest AMD Ryzen™ 9 5900HX processor offers 8 physical cores (16 logical), initially clocked at 3.3GHz, which may go up to 4.6GHz using Precision Boost. Support for a total of up to 64GB dual-channel DDR4 memory, different types of storage expansions—2.5 inch SATA HDD Slot×2 (SATA 3.0 6.0Gb/s).

Carbon-Fiber Armors Lighten the Case

The diagonal corners and the base of the case suit up in carbon-fiber armor, in which the armor consists of 70% carbon fiber material and 30% resin. The grille and side corners of the case adopt carbon-fiber composites to improve the strength and thermal conductivity performance. Such an optimized design also keeps the case smooth and classy with its excellent abrasion and corrosion resistance. You can place the HX99G vertically by using the included base to save space and improve heat dissipation.

Efficient Heat Dissipation

HX99G equiped with 7 heat pipes ( 3 for CPU and 4 for GPU), liquid metal for both CPU and GPU, and dual fan inside for heat dissipation. It can run at low noise even under a full load.

Upgrade-Friendly

Powerful heat dissipation

HX90G equiped with 7 heat pipes ( 3 for CPU and 4 for GPU), liquid metal for both CPU and GPU, and dual fan inside for heat dissipation. It can run at low noise even under a full load.

Ports & Button for HX90G

Connectivity

Powerful AMD Processor

AMD Ryzen™ 7 7735HS is packed with 8 cores / 16 threads, 3.3 GHz to 4.9 GHz frequency, and noteworthy features like DDR5 memory, and PCIe 4.0 SSD. With this CPU.

AMD Discrete Graphics

Quad 4K Displays

HX77G drives up to four independent displays with 4K@60Hz and maximum productivity in your workflow with excellent quad-display solutions using two HDMI ports and two display ports.

① HDMI (4K@60Hz) ×2 ② DisplayPort (4K@60Hz) ×2

① HDMI (4K@60Hz) ×2 ② USB4 (8K@60Hz) ×2

Carbon-Fiber Armors Lighten the Case

The diagonal corners and the base of the case are covered in carbon-fiber armor, in which the armor consists of 70% carbon fiber material and 30% resin. Carbon-fiber composites are used in the case's grille and side corners to improve strength and thermal conductivity. Such an optimized design also keeps the case smooth and classy with its excellent abrasion and corrosion resistance. You can place the HX80G vertically by using the included base to save space and improve heat dissipation.

Efficient Heat Dissipation

HX77G is equipped with 7 heat pipes ( 3 for CPU and 4 for GPU), liquid metal for both CPU and GPU, and dual fan inside for heat dissipation. It can run at low noise even under a full load.

Upgrade-Friendly

Connectivity

Port Differences between HX77G and HX80G

MINISFORUM HX99G

Processor

AMD Ryzen™ 9 6900HX, 8 Cores/16 Threads
(Total L2 Cache 4MB, Total L3 Cache 16MB, Base Clock 3.3 GHz, up to 4.9 GHz)

GPU

AMD Radeon™ RX 6650M(GDDR6 8GB)

Memory

DDR5 Dual channel (SODIMM Slots×2)

Supports a maximum of 64GB(32GB x 2) of DDR5

Storage

M.2 2280 PCIe4.0 SSD (up to 2TB)

Storage Expansion

M.2 2280 SSD Slot (Support NGFF SATA or NVMe PCIe4.0)

Wireless Connectivity

M.2 2230 WIFI Support (Wi-Fi 6, BlueTooth 5.2)

Video Output

① HDMI (4K@60Hz) ×2

② USB4 (8K@60Hz) ×2

Audio Output

HDMI ×2, Headphone Jack ×1

Ports & Buttons

Power

DC 19V (Adapter Included)

System

Windows 11 Pro / Linux / Ubuntu

Product Dimension

Text

Package Dimension

Text

Net Weight

Text

Package Weight

Text

Launch Date

2023 January

Package Content

HX99G × 1
Power Adapter × 1
Power Cable × 1
HDMI Cable × 1
Base Support Frame × 1
Base Bottom Plate × 1
Technical Documents × 1
Mounting Screw Set × 1

MINISFORUM HX77G

Processor

AMD Ryzen™ 7 7735HS, 8 Cores/16 Threads
(Total L2 Cache 4MB , Total L3 Cache 16MB , Base Clock 3.2 GHz , up to 4.75 GHz)

GPU

AMD Radeon™ RX 6600M(GDDR6 8GB)

Memory

DDR5 Dual channel (SODIMM Slots×2)

Supports a maximum of 64GB(32GB x 2) of DDR5

Storage

M.2 2280 PCIe4.0 SSD (up to 2TB)

Storage Expansion

M.2 2280 SSD Slot (Support NGFF SATA or NVMe PCIe4.0)

Wireless Connectivity

M.2 2230 WIFI Support (Wi-Fi 6, BlueTooth 5.2)

Video Output

① HDMI (4K@60Hz) ×2

② USB4 (8K@60Hz) ×2

Audio Output

HDMI ×2, Headphone Jack ×1

Ports & Buttons

Power

DC 19V (Adapter Included)

System

Windows 11 Pro

Product Dimension

205*203*69.3 (mm) / 8.07*7.99*2.73 (inch)

Package Dimension

233*233*160 (mm) / 9.17*9.17*6.3 (inch)

Net Weight

1.21 kg (2.67 lbs)

Package Weight

2.72 kg (6 lbs)

Launch Date

2023 January

Package Content

HX77G × 1
Power Adapter × 1
Power Cable × 1
HDMI Cable × 1
Base Support Frame × 1
Base Bottom Plate × 1
Technical Documents × 1
Mounting Screw Set × 1

Support Page Click Here: https://www.minisforum.com/front/support

Q1. How to install the system?

A: Clikc Here: https://www.minisforum.com/front/support

Q2. Does the barebone come with Windows preinstalled?

A: No, we cannot pre-install operating system on barebone.

Q3. Do you provide Win11 license?

A: Sorry. We don't provide licenses for HX90G barebones.

Q4. What's the max RAM and speed of HX90G?

A: The max RAM of HX90G is 64GB with speed limit to 3200MHz.

Q5. Do I need to pay the shipping fee or tax for the product?

A: Hi, taxes are determined by the customs and we cannot control them. If you are worried about the tariffs, you can choose the "Duty-Free sShipping" on the checkout page.

1. Official Support Page
https://www.minisforum.com/front/support/70/HX99G
https://www.minisforum.com/front/support/59/HX90G/HX90M
https://www.minisforum.com/front/support/74/HX80G

The hardware brands may vary from batch to batch. Please rest assured that they all meet MINISFORUM's standards and are all covered by the warranty.

3. Do you have a warranty on the computer?
All products purchased on MINISFORUM's official store are covered by our 2-year warranty. Learn more about our warranty policy.

Learn more about our shipping policy.

For customers in Europe, please place your order in our branch stores https://store.minisforum.de/ and https://store.minisforum.uk/.

5. Can I use the USB-C port to power up the computer?
The USB-C port can not be used as a power supply port. Please use the DC19V power supply.

6. What's the spec of Wi-Fi and Bluetooth?
Wi-Fi 6E
Bluetooth 5.2

7. What is the max speed and capacity of the RAM?
The max RAM of HX80G is 64GB with speed limit to 3200MHz. The max RAM of HX99G is 64GB with speed limit to 4800MHz.

8. Does it have pre-installed Windows?
Except for the barebones version, all versions come with Windows 11 pre-installed. The barebones version does not include RAM and SSD; therefore, it does not have pre-installed Windows 11.

AMD Series

MINISFORUM UM680/UM760/UM870 Slim

MINISFORUM UM890 Pro

MINISFORUM UM690S AMZ

MINISFORUM UM690 Slim

Neptune HX99G-AMZ

MINISFORUM EM780

MINISFORUM UM690S

UM870 Plus

UM760 Plus