ASUS ROG Zephyrus G14 (2026) GU405 / ASUS ROG Strix SCAR 16 (2025) G635LX

ASUS ROG Zephyrus G14 (2026) GU405: GU405AR-ZP/G14_97T · Core Ultra 9 386H · RTX 5070 Ti · 16 GB / 1 TB

ASUS ROG Strix SCAR 16 (2025) G635LX: G635LX · RTX 5090 Laptop GPU · 32 GB / 1 TB or 2×16 GB / 2 TB

SpecificationASUS ROG Zephyrus G14 (2026) GU405ASUS ROG Strix SCAR 16 (2025) G635LX
Release year20262025
Announcement6 January 2026 (introduced around CES) ASUS—
Availability22 May 2026: went on sale in the US at the ASUS Online Store and Best Buy

ASUS does not give a separate on-sale date per model code.

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Model codeGU405AR-ZP/G14_97T; Windows 11 Home

ASUS’s GU405 page also lists GU405AR-XB96 (Windows 11 Pro); this entry is the ZP/G14_97T column.

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ProcessorIntel Core Ultra 9 386H; 2.1 GHz base, up to 4.9 GHz; 18 MB cache ASUSIntel Core Ultra 9 275HX; 24 cores (8 P + 16 E), 24 threads, up to 5.4 GHz, 36 MB cache

Intel rates the chip at 55 W base and 160 W maximum turbo power. In this laptop ASUS allocates 55 W to the CPU in Turbo mode and an extra 25 W in Manual mode; its graphic shows up to 80 W for the CPU.

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Core layout16 cores / 16 threads: 4 performance, 8 efficient, 4 low-power efficient cores

Intel’s processor figure; ASUS does not publish a separate CPU power limit for this laptop.

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Neural processor (NPU)Intel NPU, up to 50 TOPS ASUS—
Integrated graphicsIntel Graphics, 4 Xe cores ASUS—
Discrete graphicsNVIDIA GeForce RTX 5070 Ti Laptop GPU; not the same processor as the desktop RTX 5070 Ti ASUS—
Graphics memory12 GB GDDR7 ASUS—
GPU power limitTurbo: 115 W (100 W + 15 W Dynamic Boost); Manual: 130 W (110 W + 20 W Dynamic Boost); 1812 MHz

For both modes ASUS adds 50 MHz OC to a 1762 MHz boost clock. The model page does not give GPU power for Silent and Performance modes.

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Display14-inch OLED; 2880 × 1800 (3K); 16:10; 120 Hz; Pantone Validated ASUS16-inch 2560×1600 (16:10) ROG Nebula HDR Mini LED; 240 Hz, 3 ms, 100% DCI-P3, anti-glare

ASUS quotes more than 2,000 local dimming zones and 1,200 nits peak; the peak applies to small HDR highlights, not sustained full-screen brightness. The panel is Pantone Validated.

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Display featuresROG Nebula HDR; 1100 nits peak brightness; VESA DisplayHDR True Black 1000; 100% DCI-P3; 0.2 ms; G-SYNC; ambient light sensor

HDR peak brightness is not a sustained full-screen figure. ASUS’s January 2026 introduction gives 1000 nits peak; the 1100 nits from the sales announcement is used.

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Display glassCorning Gorilla Glass with DXC ASUS—
Memory16 GB LPDDR5X-8533, onboard; no slot, not upgradeable

ASUS lists this model code in both 16 GB and 32 GB columns; this entry is the 16 GB column. Actual memory speed may vary by processor configuration.

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DDR5-5600 SO-DIMM, two slots, dual channel; 1×32 GB or 2×16 GB; up to 64 GB

SO-DIMM modules are not soldered and can be swapped under the bottom cover. The single 32 GB module configuration runs single-channel until the second slot is filled. The product page mentions DDR5-6400 elsewhere; the spec sheet value of 5600 is used here.

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Storage1 TB PCIe 4.0 NVMe M.2 SSD ASUS1 TB or 2 TB PCIe 4.0 NVMe M.2 SSD; two M.2 slots

SSDs are held by tool-less Q-Latch clips. The ASUS product page calls the slots “PCIe Gen 5 ready”, but the spec sheet says PCIe 4.0 and one independent test reported no 5.0 support. Because of nearby components, only single-sided SSDs are supported.

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SSD slot1 × M.2 PCIe including the one in use; only single-sided SSDs are supported because of components near the slot ASUS—
Thunderbolt port1 × Thunderbolt 4 USB-C; DisplayPort and Power Delivery ASUS—
Other USB1 × USB 3.2 Gen 2 USB-C (DisplayPort, Power Delivery, G-SYNC); 2 × USB 3.2 Gen 2 USB-A ASUS—
USB-C power and videoBoth USB-C ports support DisplayPort 2.1 and up to 100 W Power Delivery ASUS—
Video and card readerHDMI 2.1 FRL; full-size SD card reader (UHS-II, 312 MB/s); 3.5 mm combo audio jack ASUS—
WirelessWi-Fi 7, tri-band, 2 × 2; Bluetooth 6.0

Bluetooth features depend on OS and driver support.

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Wi-Fi 7 (802.11be) tri-band 2×2; Bluetooth 5.4 ASUS
Keyboard1-zone RGB backlight; 1.7 mm key travel ASUSPer-key RGB chiclet keyboard, ROG Overstroke; NumberPad on the touchpad; Copilot key

Overstroke registers a press earlier in the key travel. ASUS rates the switches for 20 million presses and lists n-key rollover.

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Lid lighting35-zone Slash Lighting on the lid ASUS—
Camera1080p IR camera; Windows Hello ASUS—
Audio6 speakers (4 woofers, 2 tweeters); Smart Amp; Dolby Atmos; array microphone; AI noise cancelling ASUS—
Battery73 Wh; 4-cell lithium-ion (4S1P) ASUS—
Power adapter250 W rectangular-connector adapter; 20 V / 12.5 A

Whether a charger is included varies by country, region and model.

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CoolingROG Intelligent Cooling; redesigned bottom panel with new ventilation and exhaust layout ASUSEnd-to-end vapor chamber, sandwiched heatsink, three fans; liquid metal on CPU and GPU

The third auxiliary fan moves heat from the GPU and VRAM to the heatsinks. The up-to-15 °C drop ASUS quotes for liquid metal comes from its internal test against the previous-generation compound.

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ChassisCNC-milled aluminum; EasyLift hinge; Platinum White and Eclipse Grey colors ASUS—
Dimensions311 × 220 × 15.9–18.3 mm ASUS—
Weight1.58 kg

ASUS’s announcements give 1.5–1.58 kg for the GU405 family; this model page lists 1.58 kg.

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SecuritySecured-core PC (Level 3); Pluton security processor; BIOS administrator and user passwords ASUSFirmware TPM, BIOS password ASUS
Model and configuration—G635LX · Intel Core Ultra 9 275HX · RTX 5090 Laptop GPU

ASUS's US spec page shows two G635LX configurations: Windows 11 Home, 1×32 GB, 1 TB, and Windows 11 Pro, 2×16 GB, 2 TB. The G635LW with the RTX 5080 Laptop GPU is a separate model.

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Operating system—Windows 11 Home or Windows 11 Pro (depending on configuration) ASUS
NPU—Intel AI Boost, up to 13 TOPS

TOPS is trillions of operations per second the neural accelerator can perform (Int8). 13 TOPS is below the 40 TOPS Microsoft asks for Copilot+ PCs.

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Graphics—NVIDIA GeForce RTX 5090 Laptop GPU; ROG Boost 1647 MHz at 175 W (150 W + 25 W Dynamic Boost); 24 GB GDDR7

175 W is the ceiling including 25 W Dynamic Boost shifted to the GPU when the CPU is lightly loaded; it is not a constant draw in every game. The RTX 5090 Laptop GPU is not the desktop RTX 5090. Graphics memory is soldered.

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GPU switching—NVIDIA Advanced Optimus and Dynamic Boost (Max-Q technologies)

Advanced Optimus can route the panel straight to the discrete GPU when a game starts without a reboot, and fall back to integrated graphics on the desktop to save battery.

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Variable refresh and HDR—NVIDIA G-SYNC; Dolby Vision

G-SYNC matches the panel refresh to the GPU frame rate to reduce tearing. The spec sheet also lists G-SYNC for external displays connected over Thunderbolt 5.

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Panel coating—Dual ACR (anti-reflection) layer

ASUS says the layer reduces reflections and improves contrast by 4.5x; this is a manufacturer claim.

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Ports—2× Thunderbolt 5 (120 Gbit/s; DisplayPort, power delivery, G-SYNC); 3× USB 3.2 Gen 2 Type-A (10 Gbit/s); HDMI; 2.5G LAN; 3.5 mm audio

120 Gbit/s is the Thunderbolt 5 one-way Bandwidth Boost rate; the normal bidirectional bandwidth is 80 Gbit/s. There is no card reader. The HDMI version is not stated on the spec sheet.

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Power modes—Turbo: CPU 55 W + GPU 175 W (230 W total); Manual: CPU 80 W + GPU 175 W (255 W total)

These are the manufacturer ceilings under simultaneous full load; in Silent mode the GPU runs at a far lower limit.

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Service access—Tool-less bottom cover: access to two SO-DIMM slots, two M.2 slots and fans

ASUS says the mainboard frame comes off with a few screws. An independent test reported that the Wi-Fi module is soldered.

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Lighting—AniMe Vision lid display (810 LEDs), wraparound light bar, AURA Sync logo

All lighting can be switched off.

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Camera and audio—1080p FHD IR camera (Windows Hello); four speakers, Smart Amp, Dolby Atmos; array microphone

The camera has no mechanical shutter.

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Battery and adapter—90 Wh, 4-cell lithium-ion; 380 W adapter (20 V/19 A)

The Thunderbolt 5 ports accept power delivery; with a lower-power USB-C charger the battery can still drain under gaming load.

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Size and weight—35.4 × 26.8 × 2.28–3.08 cm; 2.80 kg

Adapter weight not included.

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