ASUS ROG Zephyrus G16 GU605CX 16" 240Hz OLED Ultra 9-285H RTX 5090 32GB 4TB Windows 11 Pro
A 16-inch 240 Hz OLED gaming laptop driven by an Intel Core Ultra 9 285H and an NVIDIA RTX 5090 with 24 GB GDDR7, 32 GB LPDDR5X memory and 4 TB NVMe storage
- Screen size16.0 in (40.6 cm)
- ProcessorIntel Core Ultra 9 (Series 2)
- Graphics processorGeForce RTX 5090 Laptop GPU
- Memory size32 GB
- Storage drive4 TB M.2 PCIe 4.0 x4 NVMe SSD
- Display resolution2560 × 1600
- 240 Hz OLED display delivers ultra-smooth motion
- Intel Core Ultra 9 285H reaches 5.4 GHz turbo for demanding workloads
- RTX 5090 with 24 GB GDDR7 powers high-fidelity graphics
- 32 GB LPDDR5X 7467 memory handles heavy multitasking
- Dual 2 TB NVMe SSDs provide 4 TB fast storage
16-inch 240 Hz OLED gaming laptop
The ASUS ROG Zephyrus G16 GU605CX combines a 16.0-inch 2560 x 1600 OLED panel running at 240 Hz with an Intel Core Ultra 9 285H processor and an NVIDIA GeForce RTX 5090 GPU equipped with 24 GB GDDR7 memory. The system ships with 32 GB LPDDR5X 7467 dual-channel memory and 4 TB of NVMe storage across two 2 TB M.2 PCIe 4.0 x4 SSDs. Windows 11 Pro is pre-installed.
Suits creators and gamers needing high refresh
The 2.5K 240 Hz OLED display serves competitive gaming and colour-critical creative work in a chassis measuring 13.94 x 9.69 x 0.59~0.65 inches and weighing 4.08 lbs. Buyers who require user-replaceable memory or a larger screen diagonal should evaluate alternative form factors.
Thermal Grizzly Conductonaut on CPU
The builder applies Conductonaut liquid metal to the CPU and Gelid GC Extreme paste to the GPU, replacing stock thermal interface materials to lower sustained temperatures under load. A full quality-control pass including BIOS and driver updates, burn-in stress testing, benchmark verification, keyboard, touchpad, port and display checks is performed before shipment.
How it compares
Measured against everything we stock in Gaming Laptop Computers, at today’s prices. Recalculated every night.
- Price $4,114.99
- Pricier than about 89% of the 5,382 comparable items (median $1,978.99).
- Screen size 16.0 in (40.6 cm)
- Typical for this category: the median of 5,361 items is 16 in.
- Memory size 32 GB
- Typical for this category: the median of 5,206 items is 32 GB.
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Specifications
| Product | |
|---|---|
| Brand name | ASUS |
| Product line | ROG Zephyrus G16 |
| Model name | GU605CX-G16.U9 × 5090 |
| Part number | GU605CX-G16.U9 × 5090-HID4P |
| Product color | Eclipse Gray |
| Design style | Thin and Light |
| Product type | Gaming & Entertainment |
| Recommended use | Consumer |
| Processor | |
| Processor | Intel® Core Ultra 9-285H |
| Processor model | Intel Core Ultra 9 285H |
| CPU cores | 16-core (8P+8E) Processor |
| Turbo clock speed | 5.4 GHz |
| L3 cache size | 24 MB |
| Memory | |
| Memory size | 32 GB |
| RAM type and speed | LPDDR5X 7467 |
| Memory configuration | 32 GB onboard |
| Maximum supported memory | 32 GB |
| Storage | |
| Storage drive | 4 TB M.2 PCIe 4.0 x4 NVMe SSD |
| SSD storage | 4 TB |
| Hard drive | No |
| Storage configuration | 2 × 2 TB M.2 PCIe 4.0 x4 NVMe SSD |
| Display | |
| Screen size | 16.0 in (40.6 cm) |
| Display resolution | 2560 × 1600 |
| Touch input | No |
| Display | 16 in 2.5K |
| Display format | 2.5K |
| Bezel style | 100% DCI-P3 |
| Screen features | 2.5K WQXGA 240 Hz OLED |
| Graphics | |
| Graphics processor | GeForce RTX 5090 Laptop GPU |
| Video RAM | 24 GB |
| GPU model | NVIDIA® GeForce® RTX™ 5090 |
| Graphics type | Dedicated Card |
| VR ready | Arrow Lake |
| Audio & video | |
| Sound | Smart Amp Technology, Dolby Atmos, AI noise-canceling technology, Hi-Res certification (for headphone), Built-in 3-microphone array |
| Speakers | 4-speaker (dual-force woofer) system with Smart Amplifier Technology, 2 Tweeters |
| Web camera | 1080P FHD IR Camera for Windows Hello |
| Connectivity | |
| Wi-Fi | Wi-Fi 7(802.11be) (Triple band) 2 × 2 |
| Bluetooth support | Bluetooth® 5.4 |
| Wired network | 1x Thunderbolt™ 4 support DisplayPort™ / power delivery |
| Ports & slots | |
| USB ports | 2x USB 3.2 Gen 2 Type-A, 1x USB 3.2 Gen 2 Type-C support DisplayPort™ / power delivery / G-SYNC |
| Thunderbolt 3 support | 240 Hz |
| Thunderbolt ports | Wi-Fi 7 |
| HDMI ports | 1x HDMI 2.1 FRL |
| Audio jacks | 3.5 mm Combo Audio Jack |
| Memory card reader | SD (UHS-II, 312 MB/s) |
| Power | |
| Power adapter | Rectangle Conn, 240 W AC Adapter, Output: 20 V DC, 12A, 240 W, Input: 100 to 240C AC 50/60 Hz universal |
| Battery pack | 90WHrs, 4S1P, 4-cell Li-ion |
| Size & build | |
| Overall dimensions | 13.94 in × 9.69 in × 0.59 in ~ 0.65 in |
| Product weight | 4.08 lb (1.85 kg) |
| Software | |
| Operating system | Windows 11 Pro |
| More details | |
| Pointing device | Yes |
| Keyboard | Backlit Chiclet Keyboard 1-Zone RGB |
| Keyboard backlight | Backlit |
Questions about this item
What power adapter wattage is required for the RTX 5090 24GB GPU?
The laptop ships with a power adapter sized for the Ultra 9 285H and RTX 5090 24GB combination; use the included unit for full performance.
Will my existing PCIe 3.0 NVMe drive work in the second M.2 slot?
The second M.2 slot supports PCIe 4.0 x4 NVMe SSDs and is backward compatible with PCIe 3.0 drives at their native speed.
How do I verify the OLED panel is running at 240 Hz after setup?
Open Windows Display settings, choose Advanced display, and confirm the refresh rate shows 240 Hz for the 16.0" 2560 x 1600 panel.
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