ASUS ROG Zephyrus G16 GU605CX 2025, Core Ultra 9 285H, 64GB, 2TB SSD, RTX 5090, Platinum White

The ASUS ROG Zephyrus G16 GU605CX is a premium 16-inch gaming laptop with an RTX 5090, 64GB of RAM, and a stunning 240Hz OLED display. It's one of the best gaming laptops you can buy right now, with strong creator performance to boot. Just be ready to pay $4,799 for the privilege.

The RTX 5090 with 24GB of GDDR7 is the headline act here, and it lands in the 92nd percentile for GPU performance among all laptops in our database. That's one of the best mobile GPUs you can buy right now. In practice, that means maxed-out settings at 2560x1600 are actually realistic, not just a checkbox you tick for screenshots. The 240Hz OLED panel can actually be fed by this GPU in esports titles, and demanding AAA games will still push well past 60fps with ray tracing enabled.

The Core Ultra 9-285H is a 16-core chip with a 5.4GHz max turbo, sitting in the 88th percentile for CPU performance. It's a strong performer, though not the absolute fastest mobile CPU we've tracked. The 64GB of LPDDR5X RAM is where this config really flexes, it's in the 99th percentile for memory. You can run a game, a browser with 40 tabs, and a video render simultaneously without the system breaking a sweat. The 2TB PCIe 4.0 SSD is also well above average at the 94th percentile, so load times are snappy and you won't be uninstalling games every other week.

HIDevolution adds Thermal Grizzly Conductonaut on the CPU and Gelid GC Extreme on the GPU, which is a nice touch for thermals. It's not going to turn this into a desktop replacement, but it should help sustain boost clocks during longer sessions.

Against the Apple MacBook Pro M4 Max, the Zephyrus G16 wins on gaming and display refresh rate, but loses on battery life and build polish. The MacBook is a better pure productivity machine, but it's not a gaming laptop, and the RTX 5090 makes that gap obvious. The Lenovo Legion Pro 7i Gen 10 is probably the closest direct competitor. It offers similar CPU and GPU options, often at a lower price, but the Zephyrus has the better display and a more portable chassis. The HP OMEN Transcend 14 is smaller and lighter, but it can't match the raw GPU power here. The MSI Raider is a brute-force alternative with similar specs, but it's heavier and louder. The Microsoft Surface Laptop 7th Edition isn't really in the same conversation for gaming, it's a productivity machine that happens to have a nice screen.

At $4,799 USD, the Zephyrus G16 GU605CX is priced like a flagship, because it is one. You're paying for the RTX 5090, the 64GB of RAM, the OLED panel, and the HIDevolution thermal upgrades. Is it a good value? That depends on what you compare it to. The Apple MacBook Pro M4 Max sits in a similar price bracket and offers better battery life and a more polished creator experience, but it can't touch this thing in raw gaming performance. The Lenovo Legion Pro 7i Gen 10 often comes in cheaper with similar specs, though you might sacrifice the OLED display. If you want the best gaming laptop screen and the best mobile GPU in one package, this is the price of admission.

The ASUS ROG Zephyrus G16 GU605CX is a 16-inch gaming laptop that sits firmly in the premium tier, and this HIDevolution build pushes it even further. You're looking at an Intel Core Ultra 9-285H, an NVIDIA GeForce RTX 5090 with 24GB of VRAM, 64GB of LPDDR5X RAM, and a 2TB NVMe SSD. It's the kind of spec sheet that makes desktop owners nervous. The 2560x1600 OLED panel runs at 240Hz with 100% DCI-P3 coverage, so it's aimed at people who want one machine for gaming, content creation, and maybe some light video editing on the side.

At $4,799 USD, this isn't a casual purchase. But the Zephyrus G16 has always been about cramming flagship performance into a chassis that doesn't scream "gaming laptop" from across the room. This one weighs 1.85kg, which is genuinely light for what's inside. The white finish and relatively clean design mean you could bring this to a meeting without getting side-eye from your coworkers.

Is the ASUS ROG Zephyrus G16 good for gaming? Based on our database, it scores 91.8 out of 100 for gaming, which puts it near the top of the charts. Creator workloads score 90.6, and developer tasks land at 83.9. The weakest area is compactness at 52.7, which makes sense, a 16-inch laptop with a 90Wh battery and this much cooling hardware can only shrink so much.

This laptop isn't for everyone. If you don't game or do GPU-heavy creative work, you're paying a lot for performance you'll never use. The compactness score of 52.7 means it's not the most portable 16-inch machine, so frequent travelers might prefer something like the HP OMEN Transcend 14 or a MacBook Pro. If you're on a tighter budget, the Lenovo Legion Pro 7i Gen 10 offers similar specs for less money, though you'll give up the OLED panel. And if you're worried about long-term reliability, the 60th percentile score and thin social proof might give you pause, you might want to wait for more user reviews before dropping nearly five grand.

Should you buy the ASUS ROG Zephyrus G16 GU605CX? If you want a gaming laptop that can also handle serious creative work, and you have the budget, this is one of the best options on the market right now. The combination of the RTX 5090, 64GB of RAM, and that 240Hz OLED panel is hard to beat. It's not perfect, the compactness score is mediocre, reliability is just average, and there aren't many customer reviews yet to back up the long-term experience. But the raw performance numbers speak for themselves.

If you're a gamer who wants max settings at high refresh rates, this is a top-tier pick. If you're a creator who needs color accuracy and GPU acceleration, the 100% DCI-P3 panel and 24GB of VRAM will serve you well. Just know that you're paying a premium for the privilege, and you might want to wait for more user reviews to roll in if long-term reliability is a concern.