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ASUS ROG Zephyrus Duo 15 SE GX551 Price, Specs and Best Deals

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ASUS ROG Zephyrus Duo 15 SE GX551 is a dual-screen gaming laptop with major upgrade on its performance compared to its predecessor. This high-performance laptop is equipped with the Latest 5th Gen AMD Ryzen 9 5900HX Processor coupled with a dedicated NVIDIA GeForce RTX 3080 graphics card, which is designed to deliver high frame rates and advanced features such as real-time ray tracing, artificial intelligence, and more.

Where to Buy ASUS ROG Zephyrus Duo 15 SE GX551 

Jumia Nigeria – See Offers | Jumia Kenya – See Offers | Amazon US – See Offers

The ASUS ROG Zephyrus Duo 15 SE GX551 laptop comes with a 15.6″ main display with either a 1080p 300Hz, or a 4K 120Hz refresh rate, both with IPS panels. While the second screen refers to as the ScreenPad Plus flaunts a 14″ touchscreen, both display screen is built on the IPS panels.

ASUS ROG Zephyrus Duo 15 SE GX551 Key Features and Specs

  • AMD Ryzen 7 5800H or Ryzen 9 5900HX
  • Nvidia GeForce RTX 3070 or 3080
  • Windows 10 Pro
  • 15.6-inch UHD LED (3840 x 2160) Display
  • 14.1-inch (3840 x 1100) Touchscreen (ROG ScreenPad plus)
  • 16GB of DDR4 3200MHz memory onboard plus one open SODIMM slot for up to 48GB additional memory
  • 1TB + 1TB M.2 NVMe PCIe NVMe SSD with RAID 0 support
  • Wi-Fi 6 – 802.11ax
  • 2x 4W speaker with Smart Amp Technology
  • 90WHrs, 4S1P, 4-cell Li-ion

ASUS ROG Zephyrus Duo 15 SE GX551


ASUS have revamped the design of the ROG Zephyrus Duo 15 SE GX551. The fanless design makes the laptop portable even with its dual-screen. It also has a body made from brushed aluminium, which offers impressive build quality.

The ASUS ROG Zephyrus Duo 15 SE GX551 measures a dimension of 14.17″ x 10.55″ x 0.82″ ~ 0.82″ and weighs 2.48 Kg. Although it is not the lightest laptop, it still offers an impressive weight and dimension considering the screens and other components.

When opened, this laptop offers an great first impression. There is the main screen which spreed to the edge with thin bezel around it to hold the screen to the body. Likewise, you’ll see the second screen which lifts smoothly and effortlessly from its stand when the screen is opened all thanks to the ErgoHinge.

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Furthermore, below the ROG ScreenPad Plus sits the backlit chiclet keyboard which runs right up to the edges. The keypad has 1.4mm travel distance and individual RGB LEDs to illuminate each key for easy and comfortable typing experience.

The position of the keyboard leaves no room for an arm rest, however, Asus includes a rubber wrist-rest in the box. There is a trackpad is on the right-hand side of the laptop which also serves as the number pad with a button. The number pad also has a RGB led light.

For connectivity, the Zephyrus Duo 15 SE GX551 has three full-size USB 3.2 Gen 2 ports, with an HDMI output and Gigabit Ethernet jack. There is also a power jack plug, an audio jack and a microSD card slot. Above all, this laptop has no webcam or fingerprint reader.


Asus ROG Zephyrus Duo 15 SE GX551 display is one of the main selling point. The main display is a 15.6-inch IPS panel with a 4K resolution, and it has a 120Hz refresh rate with AMD FreeSync, a 3ms response time and Pantone validation.

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This 4K display laptop also has 100% Adobe RGB color gamut coverage , 400-nits of brightness and measured contrast ratio of 1,144:1.

Thanks to the refresh rate and response time, this laptop deliver smooth, fast-paced gameplay, and the colour accuracy and gamut coverage ensure ample quality for work.

There is also a more affordable model with 1080p resolution, 300Hz refresh rate and 3m response time. This FHD model also has 100% sRGB and 300-nits of brightness, hence, it offers impressive display experience as the 4K model.

Right below the main screen sits another screen refers to as the ScreenPad. Asus ROG Zephyrus Duo 15 SE GX551 second display has a 14-inch touchscreen display with a resolution of 3,840 x 1,100.

This screen occupies half of the laptop’s base, and all thanks to the hinges that push the ScreenPad upwards when the laptop is opened, it offers a comfortable using and viewing experience. Lifting the screen also helps the laptop deliver better cooling component.

Furthermore, the ScreenPad is managed by an app called Asus Screen Xpert, which is used to adjust the brightness, snap apps between the two displays, and link to your smartphone. With this app you can share contents and interactions between the main display and ROG ScreenPad Plus.


One of the main upgrade in ASUS ROG Zephyrus Duo 15 SE GX551 is the performance. Unlike its predecessor, Asus opt for AMD’s brand new Zen 3 processor architecture, instead of the Intel processor.

This laptop is powered by the powerful 5th generation 3.3 GHz AMD Ryzen 9 5900HX eight-core processor or the AMD Ryzen 7 5800H for a lower model.

The 5900HX chips, comes with 8 cores/16 threads alongside base and boost speeds of 3.3GHz and 4.6GHz. It also has 32GB of memory, and two 1TB M.2 NVMe PCIe solid-state drives in RAID 0 configuration to quickly load demanding games and applications along with complex levels and projects.

Furthermore, the AMD Ryzen 7 5800H model also comes with 8 cores and 16 threads but clocked at 3.2 GHz  base clock to 4.4 GHz turbo.

ASUS ROG Zephyrus Duo 15 SE GX551 performance is also backed up by a powerful graphics card. The base model processor is coupled with a NVIDIA GeForce RTX 3070 while the premium model is empowered with GeForce RTX 3080.

This powerful graphics card enhance liquid-smooth graphics during high-action scenes with minimal motion blur, screen tearing, stuttering, and other artifacts.

In addition, to support the gaming experience, this laptops is packed with 16GB of DDR4 3200MHz memory onboard plus one open SODIMM slot for up to 16GB additional memory. this memory storage can be configured up to 48GB DDR4 RAM capacity and it also comes with a dual 1TB of SSD storage.

The two SSDs combine to deliver incredible speed, too, which is a bonus for games and work, like loading times, file saves and file writes are all incredibly quick, and the machine boots quickly.

Above all, the Asus ROG Zephyrus Duo 15 SE GX551 is a Window 10 laptop with the best users experience and accessibility.

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Other Features

The Asus ROG Zephyrus Duo 15 SE GX551 has a 4-cell Rechargeable Li-Polymer 90Wh battery which, can last between 8 hours to 12 hours on in light usage, minimal brightness, and other factors. It also comes with a 240W Power Adaptor which offers fast charging for the system.

This laptop also has two 4W speakers and two 2W tweeters. The speakers comes with Smart Amp Technology that delivers louder sound with no distortion and finely tuned software to give you sound like no other laptop. There is also a built-in array microphone.

For ultra fast connectivity, the laptop also features the latest Intel Wi-Fi 6 (802.11ax) alongside the bluetooth version 5.1 which takes wireless speeds to the next level, for super-smooth connections to the world.

ASUS ROG Zephyrus Duo 15 SE GX551 Price and Availability

ASUS ROG Zephyrus Duo 15 SE GX551 price starts at around $2,679. However, the price increases based on the configuration of your preferred model.

It is available for purchase on ASUS’s official store and other third-party e-commerce platforms like Amazon.

ASUS ROG Zephyrus Duo 15 SE GX551 Specs

Here are a few specs of the ASUS ROG Zephyrus Duo 15 SE GX551:

General Features

  • OS: Windows 10 Pro
  • Processor: AMD Ryzen 7 5800H or Ryzen 9 5900HX
  • GPU: Nvidia GeForce RTX 3070 or 3080
  • Memory: Up to 48GB DDR4 3200MHz RAM
  • Colours: Black
  • Dimension: 36.0 x 26.8 x 2.09 ~ 2.09 cm (14.17″ x 10.55″ x 0.82″ ~ 0.82″)
  • Weight: 2.48 kg

Display & Keyboard

  • Display: 15.6-inch 4K UHD (3840 x 2160) 120Hz/ 3m 16:9 anti-glare display or 15.6-inch Non glare FHD (1920 x 2160) IPS 300Hz / 3ms Display
  • ScreenPad Plus: 14.1-inch (3840 x 1100) Touchscreen
  • Keyboard: Backlit chiclet Keyboard, per Key RGB Lighting
  • Pointing Device: Yes, ROG ScreenPad Plus


  • Built-in Storage: 1TB + 1TB M.2 NVMe™ PCIe® 3.0 Performance RAID0 SSD
  • Optical Storage: –
  • Bundled Cloud Storage: –

Ports & Connectivity

  • Webcam: –
  • USB Ports: 3 x USB-A ports (USB 3.2), 1 x USB Type C (supports USB 3.2, DisplayPort 1.4, Thunderbolt 3, Power Delivery 3.0)
  • HDMI: Yes, HDMI 2.0b
  • Thunderbolt Ports:  Yes, Thunderbolt 3 (via USB Type C)
  • DisplayPort: Yes, DisplayPort 1.4 (via USB Type C)
  • VGA: –
  • Ethernet (RJ-45): Yes
  • SD Slot: Yes
  • Mic/Headphone: Yes, Array Microphone, 2 x 3.5mm jack (one jack for mic-in and one for mic-in and headphone-out)
  • WLAN: Wi-Fi 6 (802.11ax)
  • Bluetooth: Yes, Bluetooth 5.1
  • NFC: –
  • Docking Connector: –
  • Mobile Broadband: –

Other Features

  • 2 x 4W Speakers with Smart AMP technology
  • Screen Xpert (with ROG theme)
  • AAS Aura Sync Lighting
  • Armoury Crate
  • Xsplit Gamecaster
  • ROG ScreenPad Plus


  • Battery: Up to 90Wh Battery, 240W Power Adapter or 65W Power Delivery via USB Type C
  • Use Time: Up to 8 – 12 hours
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Adeosun Ajibola
Adeosun Ajibola
Adeosun is an experienced Tech Writer specializing on Mobile Devices and Electronic Gadgets. At NaijaTechGuide, she is the Tech Specialist on Smartphones, Laptops, and TVs and since 2020 has written over 600 articles covering these verticals for the Tech Blog. She also has interests in Digital Marketing and eCommerce.

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