Modder Creates Handheld Gaming Device with RTX 4090 Laptop GPU and Intel i9-14900HX — Features 12.5-Inch 4K Screen and 175W Mobile Graphics

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So check this out. A modder from China, Qingchen DIY, just went a little wild on Bilibili with this ginormous gaming handheld. 12.5 inches—yep, bigger than my laptop, I kid you not. And it’s rocking a 4K screen, just casually. They threw in an Intel Core i9-14900HX. I’m starting to think they built a mini spaceship or something, but I digress. Surprise, surprise, an Nvidia GeForce RTX 4090 Laptop GPU also made it in there. I mean, why not add extra firepower, right?

Here’s the thing, AMD’s been owning the handheld market with their cool APUs for the likes of the Asus ROG Ally X and the Steam Deck OLED. Intel’s been trying to muscle in with their Lunar Lake thing with MSI last year, but didn’t quite steal the limelight. Cue Quingchen DIY’s epic experiment, possibly to see if Intel and Nvidia can buddy up in this space. I kinda love the audacity.

Look, the handheld came to life because the modder took a Tongfang chassis and gave it a funky new life. Turns out, Tongfang’s pretty big as an ODM for Western brands—PC Specialist and Maingear ring a bell? It’s like finding out your favorite cookie brand is made by a company you’ve never heard of. Weird, right?

Anyway, there’s crazy muscle in this beast. A fusion of i9-14900HX CPU with a zippy RTX 4090 Laptop GPU. The numbers? Some rocket science stuff with 9,728 CUDA cores and 16GB VRAM. I lost count, but powerful is the word. If you’re struggling with this handheld powerhouse concept, think of it this way: remember the MSI Titan 18 HX or Alienware m18 R4? Same brain, smaller body. Feels like a magic trick? Yep, it kinda is.

Oh, speaking of heat and other fun stuff. Despite cramming a ton of power into a small space, the temps are chill—well, below 72°C when running top games like God of War, which is less oven and more controlled burn. Who would’ve thought?

The specs keep going: 64GB of DDR5 RAM and not one, but two 2TB SSDs. Imagine all the saved games! But don’t throw away your charger—this thing’s got a 50Wh battery that might only keep it awake for a coffee break or two.

So, is a commercial Intel + Nvidia handheld reality? Maybe not today. But Nvidia’s got plans—something about N1 and N1X processors in 2026, making gaming machines even shinier. Meanwhile, AMD’s probably plotting in a lab somewhere.

Catch more of this geeky goodness on Tom’s Hardware if you’re curious (or bored, no judgment).

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