1. Introduction
This manual provides essential information for the setup, operation, maintenance, and troubleshooting of your ASUS ROG STRIX GA15 Gaming Desktop. Designed for high-performance gaming and demanding applications, this desktop features an AMD Ryzen 7-5800X processor, NVIDIA GeForce RTX 3080 graphics, and comes pre-installed with Windows 11 Pro.
Please read this manual thoroughly before using your new desktop to ensure proper functionality and to maximize its lifespan. Keep this manual for future reference.
2. Package Contents
Upon unpacking your ASUS ROG STRIX GA15 Gaming Desktop, verify that all the following items are included:
- ASUS ROG STRIX GA15 Gaming Desktop Unit
- Power Cord
- Documentation (Quick Start Guide, Warranty Card)
- Additional accessories as specified at purchase (e.g., keyboard, mouse, software licenses)

Figure 2.1: Front view of the ASUS ROG STRIX GA15 Gaming Desktop, showcasing its sleek black chassis with RGB lighting accents. The image also includes the retail boxes for Windows 11 Pro and Microsoft Office, indicating included software.
3. Setup Guide
3.1 Unpacking and Placement
- Carefully remove the desktop from its packaging. Retain all packaging materials for future transport or servicing.
- Place the desktop on a stable, flat surface with adequate ventilation around all sides. Ensure no vents are obstructed.
- Avoid placing the desktop near heat sources, direct sunlight, or in areas with excessive dust or humidity.
3.2 Connecting Peripherals
Connect your monitor, keyboard, mouse, and other peripherals to the appropriate ports on the desktop. Refer to the 'Connectivity' section for a detailed list of available ports.
- Monitor: Connect your display cable (HDMI, DisplayPort, DVI, or VGA) from your monitor to the corresponding port on the graphics card (NVIDIA GeForce RTX 3080) or integrated graphics ports on the back of the desktop. For optimal performance, connect to the dedicated graphics card ports.
- Keyboard and Mouse: Connect your USB keyboard and mouse to any available USB ports.
- Audio: Connect speakers or headphones to the audio output jacks (green for line out, pink for microphone) on the front or back of the desktop.
- Network: For a wired connection, connect an Ethernet cable from your router/modem to the LAN RJ-45 port on the back. For wireless, ensure Wi-Fi 6 is enabled in Windows settings after initial setup.
3.3 Power Connection and Initial Boot
- Connect the provided power cord to the power input on the back of the desktop and then to a grounded electrical outlet.
- Press the power button located on the front of the desktop.
- Follow the on-screen instructions to complete the Windows 11 Pro initial setup. This may include setting up your region, language, user account, and network connection.
4. Operating Your Desktop
4.1 System Overview and Features
The ASUS ROG STRIX GA15 is engineered for high-performance computing, featuring an AMD Ryzen 7-5800X processor and NVIDIA GeForce RTX 3080 graphics. It is equipped with advanced cooling and audio technologies to enhance your gaming and multimedia experience.

Figure 4.1: A clear side view of the ASUS ROG STRIX GA15 desktop, revealing the illuminated interior components such as the motherboard, CPU cooler, and NVIDIA GeForce RTX graphics card through the transparent side panel.
4.2 Connectivity
The desktop offers a comprehensive array of ports for versatile connectivity:
- Front Ports:
- 1 x USB 3.2 (Gen 1 Type-C)
- 1 x USB 3.2 (Gen 1 Type-A)
- 1 x Headphone jack
- 1 x Microphone jack
- Back Ports:
- 4 x USB 3.2 (Gen 1 Type-A)
- 2 x USB 3.2 (Gen 2 Type-A)
- 1 x VGA 15-pin
- 1 x DVI
- 1 x HDMI
- 4 x eSATA 6Gb/s
- 1 x LAN RJ-45
- 3 x Audio jacks
Wireless connectivity includes Wi-Fi 6 (802.11ax) and Bluetooth for seamless integration with wireless networks and devices.
4.3 Cooling System
The ROG STRIX GA15 incorporates Flow Tech Ventilation to optimize airflow and maintain low internal temperatures, ensuring stable performance even during intensive gaming sessions. This design helps keep acoustics under 40 dB while gaming and can result in up to 15% cooler ambient temperatures.

Figure 4.2: An internal view of the desktop highlighting the optimized airflow design, demonstrating how air circulates to keep components cool and maintain acoustics under 40 dB during gaming, resulting in up to 15% cooler ambient temperatures.
4.4 Audio Features
Experience superior sound with Sonic Studio III, which provides immersive audio effects for gaming, movies, and music. Adjust audio settings through the pre-installed software to customize your listening experience.

Figure 4.3: The ASUS ROG STRIX GA15 desktop positioned centrally with radiating sound wave graphics, emphasizing its superior audio capabilities powered by Sonic Studio III for an immersive sound experience.
4.5 Design Features
The ROG STRIX GA15 is designed with user convenience in mind, featuring a built-in handle for easy transport and a retractable headphone hook to keep your gaming space organized.

Figure 4.4: Detailed view showcasing the practical design elements of the ROG STRIX GA15, including a sturdy built-in handle for easy portability and a convenient retractable headphone hook on the side.
5. Maintenance
5.1 Cleaning
- Exterior: Use a soft, lint-free cloth slightly dampened with water or a mild cleaning solution. Avoid abrasive cleaners or solvents.
- Vents: Regularly clean dust from the ventilation grilles using compressed air. Ensure the system is powered off and unplugged before cleaning.
- Internal: For advanced internal cleaning, it is recommended to consult a professional or refer to ASUS's official service guidelines.
5.2 Software Updates
Regularly update your operating system (Windows 11 Pro), drivers (especially graphics drivers), and BIOS to ensure optimal performance, security, and compatibility. Updates can be managed through Windows Update and ASUS's official support website.
5.3 System Backups
Periodically back up your important data to an external drive or cloud storage. This protects your files in case of system failure or data loss.
6. Troubleshooting
This section addresses common issues you might encounter with your desktop.
6.1 No Power
- Ensure the power cord is securely connected to both the desktop and the electrical outlet.
- Verify the power outlet is functional by plugging in another device.
- Check the power supply unit (PSU) switch on the back of the desktop, if present, to ensure it is in the 'ON' position.
6.2 No Display
- Confirm the monitor is powered on and its video cable is securely connected to the graphics card ports on the desktop.
- Try connecting the monitor to a different video output port on the desktop (e.g., HDMI instead of DisplayPort, or integrated graphics if applicable).
- Ensure the correct input source is selected on your monitor.
6.3 Network Connectivity Issues
- Wired: Check if the Ethernet cable is properly connected to both the desktop and the router/modem. Verify router/modem status lights.
- Wireless: Ensure Wi-Fi is enabled in Windows settings. Restart your router/modem. Check if the Wi-Fi adapter drivers are up to date.
6.4 System Performance Issues
- Close unnecessary background applications.
- Ensure drivers, especially for the graphics card, are up to date.
- Check system temperatures using monitoring software to ensure components are not overheating.
- Run a full system scan for malware or viruses.
7. Specifications
Detailed technical specifications for the ASUS ROG STRIX GA15 Gaming Desktop:
| Component | Specification |
|---|---|
| Processor | AMD Ryzen 7-5800X (8 cores, 16 threads, up to 4.70GHz Turbo Boost) |
| Graphics Card | NVIDIA GeForce RTX 3080 (10 GB GDDR6 dedicated) |
| System Memory (RAM) | Up to 64GB DDR4 RAM |
| Storage | Up to 4TB SSD (PCIe interface) |
| Operating System | Windows 11 Pro |
| Wireless Connectivity | Wi-Fi 6 (802.11ax), Bluetooth |
| Front Ports | 1x USB 3.2 Gen 1 Type-C, 1x USB 3.2 Gen 1 Type-A, 1x Headphone, 1x Microphone |
| Rear Ports | 4x USB 3.2 Gen 1 Type-A, 2x USB 3.2 Gen 2 Type-A, 1x VGA, 1x DVI, 1x HDMI, 4x eSATA 6Gb/s, 1x LAN RJ-45, 3x Audio |
| Dimensions (WxDxH) | 7.28" x 16.57" x 19.61" (18.49 cm x 42.09 cm x 49.81 cm) |
| Weight | 24.25 pounds (11 kg) |
| Color | Black |
8. Warranty and Support
Your ASUS ROG STRIX GA15 Gaming Desktop is covered by a limited warranty provided by ASUS. The specific terms and duration of the warranty may vary by region and purchase agreement. Please refer to the warranty card included with your product for detailed information.
For technical support, driver downloads, and further assistance, please visit the official ASUS support website. You will need your product's serial number, typically found on a sticker on the desktop chassis, to register your product or obtain support.
ASUS Support Website: www.asus.com/support/





