ASUS ROG Zephyrus G14 (2026) GU405 / Apple MacBook Air 13-inch (M4)

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

Apple MacBook Air 13-inch (M4): 13.6-inch · M4

SpecificationASUS ROG Zephyrus G14 (2026) GU405Apple MacBook Air 13-inch (M4)
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.

ASUS		—
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.

ASUS		—
ProcessorIntel Core Ultra 9 386H; 2.1 GHz base, up to 4.9 GHz; 18 MB cache ASUSApple M4; 10-core CPU (4 performance, 6 efficiency); 16-core Neural Engine Apple
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.

ASUS		—
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.

ASUS		—
Display14-inch OLED; 2880 × 1800 (3K); 16:10; 120 Hz; Pantone Validated ASUS13.6-inch Liquid Retina IPS; 2560 × 1664; 224 ppi; 500 nits; P3; True Tone Apple
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.

ASUS		—
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.

ASUS		16 GB; 24 / 32 GB options

Unified memory; cannot be upgraded after purchase.

Apple
Storage1 TB PCIe 4.0 NVMe M.2 SSD ASUS256 GB; 512 GB / 1 / 2 TB options Apple
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.

ASUS		Wi-Fi 6E; Bluetooth 5.3 Apple
Keyboard1-zone RGB backlight; 1.7 mm key travel ASUSBacklit Magic Keyboard; Touch ID; Force Touch trackpad Apple
Lid lighting35-zone Slash Lighting on the lid ASUS—
Camera1080p IR camera; Windows Hello ASUS12 MP Center Stage; Desk View; 1080p video Apple
Audio6 speakers (4 woofers, 2 tweeters); Smart Amp; Dolby Atmos; array microphone; AI noise cancelling ASUSFour speakers; Spatial Audio with Dolby Atmos; three-mic array with Voice Isolation Apple
Battery73 Wh; 4-cell lithium-ion (4S1P) ASUS53.8 Wh lithium-polymer; up to 18 hours video streaming; up to 15 hours wireless web

Apple test figures; vary with use and configuration.

Apple
Power adapter250 W rectangular-connector adapter; 20 V / 12.5 A

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

ASUS		—
CoolingROG Intelligent Cooling; redesigned bottom panel with new ventilation and exhaust layout ASUS—
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.

ASUS		—
SecuritySecured-core PC (Level 3); Pluton security processor; BIOS administrator and user passwords ASUS—
Graphics—8-core GPU; 10-core GPU option; hardware ray tracing

The 10-core GPU is a configure-to-order option; the base model has 8 cores.

Apple
Memory bandwidth—120 GB/s Apple
Connections—2 × Thunderbolt 4 / USB 4 (40 Gbit/s; charging and DisplayPort); MagSafe 3; 3.5 mm jack with high-impedance headphone support Apple
External displays—Up to 2 at 6K 60 Hz; native DisplayPort 1.4 output

Two external displays work while the built-in display runs at full resolution.

Apple
Charging—30 W adapter with the 8-core GPU model; 35 W dual USB-C with the 10-core model; 70 W option

Fast charging is supported with the 70 W adapter.

Apple
Size / weight—30.41 × 21.5 × 1.13 cm; 1.24 kg

Weight can vary by configuration.

Apple
Colours—Sky Blue, Silver, Starlight, Midnight Apple
Operating temperature—10–35 °C Apple