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Asus ROG Strix Scar 18 (2025) G835LX 18" Intel Core Ultra 9 275HX 2.7GHz / Nvidia GeForce RTX 5090 Laptop / 64GB RAM / 2TB SSD specifications and in-depth review

Asus ROG Strix Scar 18 (2025) G835LX 18" Intel Core Ultra 9 275HX 2.7GHz / Nvidia GeForce RTX 5090 Laptop / 64GB RAM / 2TB SSD

Manufacturer: Asus

The Asus ROG Strix Scar 18 (2025) G835LX is a high-performance gaming laptop designed for demanding tasks. It features an 18″ Mini-LED display with a resolution of 2560 x 1600 px and offers a backlit keyboard for enhanced gaming and productivity. With 64GB of RAM and a powerful Nvidia GeForce RTX 5090 GPU, it ensures smooth gameplay and multitasking capabilities.

This laptop is powered by an Intel Core Ultra 9 275HX processor with a turbo clock speed of 5.4GHz and is equipped with 24GB of VRAM for handling complex graphical workloads. It also boasts a 90 Wh battery, support for Wi-Fi 7, and a variety of connectivity options, including HDMI 2.1 and USB 4 40Gbps ports. The 2TB NVMe SSD ensures fast storage performance and quick load times.

Pros
  • Supports multi-display technology, offering flexibility for multiple monitor setups.
  • Equipped with a large L3 cache of 36 MB, improving data access and processing speeds.
  • Includes support for 3D stereoscopic output, enhancing visual experiences in compatible applications.
  • Has ECC memory support, ensuring greater stability and error correction in memory operations.
Cons
  • Does not support a MagSafe power adapter, limiting charging options for certain users.
  • Lacks support for ray tracing, which may impact performance in specific modern games and applications.
  • Does not include a fingerprint scanner or facial recognition for enhanced security features.
Who is this for?

This product is ideal for users who require high-performance computing, such as gamers or creative professionals. Its powerful GPU with 24GB of VRAM and support for technologies like ray tracing ensures smooth performance in graphics-intensive applications. Additionally, the substantial RAM (64GB) and dual-channel memory setup make it suitable for demanding multitasking and large workloads. The device is also well-suited for multi-display setups, offering flexibility for productivity or gaming environments.

Who is this NOT for?

This product may not be suitable for users who prioritize portability or long battery life, as it is relatively bulky with a weight of 3480g and a battery size of 90 Wh. Additionally, the lack of features like MagSafe power adapter or fingerprint scanner may limit its appeal for users seeking convenience and enhanced security. Furthermore, those who require high-end 3D capabilities or support for the latest multimedia features, such as advanced VR, may find its lack of some modern features, like ray tracing, a drawback.

Design:

Type Gaming
weight 3480 g
Uses a fanless design ✕
Has a backlit keyboard ✓
volume 2734.746 cm³
width 399 mm
height 298 mm
thickness 23 mm
is weather-sealed (splashproof) ✕

The Asus ROG Strix Scar 18 (2025) G835LX is a gaming laptop with a solid build designed for performance. It weighs 3480 g and has a backlit keyboard for comfortable typing in low light. With a width of 399 mm, a height of 298 mm, and a thickness of 23 mm, it offers a robust yet portable form factor. Although it does not use a fanless design and is not weather-sealed, the volume of the laptop is 2734.746 cm³, making it substantial but still manageable for its size.

Display:

screen size 18"
resolution 2560 x 1600 px
pixel density 167 ppi
Display type Mini-LED, LCD
has a touch screen ✕
has anti-reflection coating ✓
supported displays 4

The Asus ROG Strix Scar 18 (2025) G835LX features an 18″ display with a resolution of 2560 x 1600 px and a pixel density of 167 ppi for sharp visuals. Its Mini-LED LCD technology offers vibrant colors and deep contrasts, while the anti-reflection coating ensures better visibility in various lighting conditions. While it does not have a touch screen, it supports up to four external displays for multitasking and gaming setups.

Performance:

RAM 64GB
RAM speed 5600 MHz
Uses flash storage ✓
internal storage 2048GB
CPU speed 8 x 2.7 & 16 x 2.1 GHz
CPU threads 24 threads
VRAM 24GB
floating-point performance 31.8 TFLOPS
GDDR version GDDR7
texture rate 496.9 GTexels/s
pixel rate 193.9 GPixel/s
Is an NVMe SSD ✓
DirectX version DirectX 12 Ultimate
GPU clock speed 990 MHz
uses multithreading ✓
maximum memory amount 64GB
DDR memory version 5
turbo clock speed 5.4GHz
GPU turbo 1515 MHz
memory slots 2
PCI Express (PCIe) version 4
semiconductor size 4 nm
has XeSS (XMX) ✕
Supports 64-bit ✓

The Asus ROG Strix Scar 18 (2025) G835LX delivers exceptional performance with 64GB of RAM running at 5600 MHz and a 2048GB NVMe SSD for fast storage. Its Intel Core Ultra 9 275HX CPU provides a total clock speed of 8 x 2.7GHz and 16 x 2.1GHz, while the Nvidia GeForce RTX 5090 GPU features 24GB of VRAM and a clock speed of 990 MHz. This combination ensures smooth multitasking, high-speed data transfer, and outstanding graphics performance, all while supporting DirectX 12 Ultimate and PCIe 4.0 for cutting-edge capabilities.

Benchmarks:

PassMark result 56426
PassMark result (single) 4723

The Asus ROG Strix Scar 18 (2025) G835LX achieves an impressive PassMark score of 56426, showcasing its robust overall performance. For single-threaded tasks, it scores 4723 in the PassMark test, indicating strong single-core efficiency suitable for demanding applications.

Connectivity:

USB 3.2 Gen 2 ports (USB-C) 0
USB 3.2 Gen 2 ports (USB-A) 3
USB 4 20Gbps ports 0
USB 4 40Gbps ports 2
Thunderbolt 4 ports 0
USB 3.2 Gen 1 ports (USB-C) 0
USB 3.2 Gen 1 ports (USB-A) 0
Thunderbolt 3 ports 0
has an HDMI output ✓
Has USB Type-C ✓
supports Wi-Fi ✓
Wi-Fi version Wi-Fi 7 (802.11be), Wi-Fi 6E (802.11ax), Wi-Fi 6 (802.11ax), Wi-Fi 5 (802.11ac), Wi-Fi 4 (802.11n)
has an external memory slot ✕
Bluetooth version 5.4
RJ45 ports 1
HDMI ports 1
HDMI version HDMI 2.1
DisplayPort outputs 0
has AirPlay ✓
mini DisplayPort outputs 0
has a VGA connector ✕

The Asus ROG Strix Scar 18 (2025) G835LX offers versatile connectivity options, including three USB 3.2 Gen 2 ports (USB-A) and two USB 4 40Gbps ports for high-speed data transfer. It also supports Wi-Fi 7 and Bluetooth 5.4, ensuring fast wireless communication. The laptop features a single HDMI 2.1 output and RJ45 Ethernet port for reliable wired connections, though it lacks Thunderbolt or DisplayPort outputs.

Battery:

battery size 90 Wh
Has sleep-and-charge USB ports ✓
Has a MagSafe power adapter ✕

The Asus ROG Strix Scar 18 (2025) G835LX is equipped with a 90 Wh battery, offering decent power for extended use. It also features sleep-and-charge USB ports, allowing you to charge devices even when the laptop is in sleep mode. However, it does not support a MagSafe power adapter, relying on standard charging methods instead.

Features:

release date January 2025
has stereo speakers ✓
has a socket for a 3.5 mm audio jack ✓
supports ray tracing ✓
supports DLSS ✓
has Dolby Atmos ✓
Stylus included ✕
Has a fingerprint scanner ✕
number of microphones 2
Uses 3D facial recognition ✓
has voice commands ✕
has a front camera ✓
Has S/PDIF Out port ✕
has a gyroscope ✕
has GPS ✕
has an accelerometer ✕
has a compass ✕
Has an optical disc drive ✕

The Asus ROG Strix Scar 18 (2025) G835LX comes with stereo speakers and support for Dolby Atmos, ensuring immersive audio quality. It also features ray tracing and DLSS support for enhanced graphics in compatible games. For biometric security, it uses 3D facial recognition but does not include a fingerprint scanner. The laptop has a front camera for video calls and two microphones for clear audio capture.

Miscellaneous:

clock multiplier 27
AMD SAM / Intel Resizable BAR Intel Resizable BAR
GPU architecture Blackwell
has LHR ✕
Thermal Design Power (TDP) 95W
Supports 3D ✓
Supports multi-display technology ✓
OpenCL version 3
OpenGL version 4.6
Supports ECC memory ✓
memory bus width 256-bit
effective memory speed 25400 MHz
maximum memory bandwidth 811.5 GB/s
render output units (ROPs) 128
texture mapping units (TMUs) 328
shading units 10496
Has Double Precision Floating Point (DPFP) ✓
GPU memory speed 2000 MHz
Type Laptop
CPU socket BGA 2114
instruction sets MMX, F16C, FMA3, AES, AVX, AVX2, SSE 4.1, SSE 4.2
Has an unlocked multiplier ✓
L3 cache 36 MB
L2 cache 40 MB
Has NX bit ✓
Turbo Boost version 2
CPU temperature 105 °C
Has integrated graphics ✓
memory channels 2
RAM speed (max) 6400 MHz
Uses big.LITTLE technology ✓

The system features an unlocked multiplier, allowing for easy overclocking, and a high-performance GPU architecture based on Blackwell. It supports multi-display technology and 3D stereoscopic output for immersive visuals. The CPU has a Thermal Design Power (TDP) of 95W and is equipped with an extensive L3 cache of 36 MB. With support for ECC memory and a maximum memory bandwidth of 811.5 GB/s, it is designed for high-efficiency processing.

Final Verdict

The product excels in performance with its powerful 24GB VRAM GPU and ample 64GB RAM, making it a solid choice for demanding tasks like gaming and creative work. Its support for multi-display setups and advanced graphical technologies like ray tracing further enhances its appeal to professional users and enthusiasts. However, its bulkiness and lack of certain convenience features may limit its portability and ease of use for those seeking a lightweight, all-in-one device. Overall, this product is best suited for users who prioritize high performance in resource-intensive tasks.

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