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Black 15.6 inch gaming laptop with RGB backlit keyboard

MSI

MSI Katana A15 Ryzen 9 8945HS RTX 4070 15.6 144Hz 16GB 1TB gaming laptop

SKU CH-NXS5-S2R3J

15.6-inch 144Hz FHD gaming laptop with Ryzen 9 8945HS, RTX 4070 8GB GDDR6, 16GB DDR5 and 1TB PCIe SSD

  • ColorBlack
  • CPU TypeAMD Ryzen 9
  • Processor Name4.00GHz
  • Number of Cores8-core Processor
  • Turbo Frequency5.2 GHz
  • Screen Size15.6"
  • 8-core Ryzen 9 8945HS reaches 5.2 GHz for fast compute
  • RTX 4070 with 8GB GDDR6 drives high frame rates in modern titles
  • 144 Hz 15.6" FHD panel gives smooth motion in competitive games
  • 16GB DDR5 plus 1TB PCIe SSD handles large installs and quick loads
  • RGB backlit keyboard and 720p webcam ready for play and calls

15.6 144Hz gaming laptop for creators

The Katana A15 pairs an AMD Ryzen 9 8945HS 8-core processor with an NVIDIA GeForce RTX 4070 8GB GDDR6 GPU. A 15.6 inch FHD display running at 144Hz delivers smooth motion for fast-paced titles. 16GB DDR5 memory and a 1TB PCIe SSD provide capacity for large project files and game libraries. Windows 11 Home is pre-installed.

Office 2024 licence and RGB keyboard included

A perpetual Office 2024 licence activates immediately, removing the need for a separate subscription purchase. The standard RGB backlit keyboard offers per-key lighting control through MSI Center software. A 720p webcam and combo audio jack support streaming without extra peripherals. Wired Ethernet, HDMI, USB 3.2 Type-C and two USB 3.2 Type-A ports handle external displays and storage.

Engineer-opened chassis for upgrade validation

The factory seal is broken by technicians to install the listed memory and storage configuration, then the system is stress-tested before shipment. This process reduces the chance of DOA components but means the original packaging shows opened seals. Retain all paperwork for the separate 1-year upgrade warranty and the standard 1-year manufacturer warranty. No fingerprint reader is fitted.

Highlights

  • 8-core Ryzen 9 8945HS reaches 5.2 GHz for fast compute
  • RTX 4070 with 8GB GDDR6 drives high frame rates in modern titles
  • 144 Hz 15.6" FHD panel gives smooth motion in competitive games
  • 16GB DDR5 plus 1TB PCIe SSD handles large installs and quick loads
  • RGB backlit keyboard and 720p webcam ready for play and calls

Specifications

SeriesRaider
ModelKatana A15
ColorBlack
CPU TypeAMD Ryzen 9
Processor Name4.00GHz
Number of Cores8-core Processor
Turbo Frequency5.2 GHz
Screen Size15.6"
TouchscreenNo
Display TypeFHD
Resolution1920 x 1080
Operating SystemWindows 11 Home
GPU/VPUGeForce RTX 4070 Laptop GPU
Video Memory8GB
SSD1TB PCIe SSD
HDDNo
Memory16GB
Optical Drive TypeNo
WLANYes
BluetoothYes
USB2
HDMI1 x HDMI
Audio Ports1 x Headphone/Microphone Combo Jack
AudioIntegrated Sound card
SpeakerInternal Speakers
TouchpadYes
KeyboardYes
Backlit KeyboardBacklit
WebcamYes
StyleStandard
TypeGaming
UsageConsumer
Package ContentLaptop, Charger
Weight5 - 5.9 lbs.

Questions about this item

Will the 16GB DDR5 memory need to be upgraded for heavier workloads?

The 16GB DDR5 is soldered and cannot be expanded; only the 1TB PCIe SSD slot is user-accessible for future storage upgrades.

Does the Ryzen 9 8945HS hit its 5.2 GHz turbo limit before the RTX 4070 8GB GDDR6 saturates?

In extended gaming sessions the CPU typically reaches its 5.2 GHz ceiling first, while the GPU still has headroom at 1440p output over HDMI.

How loud do the fans get and what temperatures appear after hours of 144Hz gaming?

Fan noise rises to a noticeable hum; keyboard deck centres near 45 °C and the rear exhaust vents push warm air steadily.

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