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Dragonhood HyperOS 3 on the POCO X7 PRO. You have seen benchmark screenshots from a hundred ROM posts, and you have noticed they all look incredible. This test is about the part those screenshots leave out.

I ran everything back to back and kept gaming in the same session, so the heat never had a chance to fade between runs. That is deliberate. It is how you find out whether a build holds its peak or quietly folds in the second half.

What was tested

• Antutu, full run — which answers the million-point question in the title.
• Geekbench 6, single-core and multi-core.
• CPU throttle test — the honest part of any stress session.
• COD Mobile at heavy settings, watched for frame drops.
• PUBG Mobile over a longer sustained session.
• Heat build-up across the whole run, and how the phone recovered afterwards.
• Stability — crashes, freezes, anything that broke the rhythm.
• Battery cost of a long, loud session like this.

Why the order matters

Most reviews you read test one thing, screenshot it, and move on after the phone has cooled. That tells you what the hardware can do when it is fresh and comfortable.

Back-to-back testing tells you something different and more useful: what it does on your third match, when the room is warm and the phone has been working for an hour. Peak scores are marketing. Sustained behaviour is what you actually live with.

So the two questions the title poses get answered properly rather than teased:

• Does the Antutu run climb past a million?
• Does the CPU really throw up a temperature as dramatic as the title suggests?

Both get a real answer in the run, not a screenshot taken at the best possible moment.

What sustainable really looks like

A build can look incredible in a single benchmark and feel ordinary by the time you are into your third match. That gap is exactly what this test is built to expose.

Play in short bursts and you will enjoy the headroom. Play for hours, and the throttle section matters most — because that is the part that decides how your evening actually goes. If a build holds up for two hours of gaming, it will handle a long day of normal use without you ever noticing the thermal behaviour at all.

Reading the numbers honestly

A few things to keep in mind before you compare this run to anyone else's:

• Room temperature changes the result. A warm room throttles earlier than a cold one. Same phone, different score.
• A case traps heat. Benchmarks with a case on are not the same as benchmarks without one.
• Setup matters. Background sync, a live wallpaper, dozens of apps waking up — all of that eats into the headroom a benchmark is trying to measure.
• One number is a data point, not a verdict.

Treat the scores here the way you would treat any single run: useful for comparison if the conditions match, misleading if they do not.

What the ROM is like outside benchmarks

This is HyperOS 3, so the day-to-day feel is HyperOS, not a bare AOSP build. The benchmarks tell you about thermal headroom on this build, not about whether you will enjoy the interface. Those are separate questions and it is worth keeping them separate.

If you want a gaming-focused read, the sustained frames in COD Mobile and PUBG matter more than any Antutu total. If you want to know whether it is a good daily driver, that is a different test entirely.

Who this is useful for

You will get something out of this run if you:

• Play mobile games for long sessions rather than ten-minute bursts.
• Care about whether a build throttles, not just about its best score.
• Want to compare thermal behaviour between ROMs on the same phone.

You can skip it if you only want to know whether the phone feels smooth on the home screen. It will. That is not what is being measured.

The honest bit

Benchmarks are easy to make look good and hard to make meaningful. That is why the throttle test and the sustained gaming sessions are the parts worth watching. Everything else is context.

If you are planning to flash Dragonhood or any other HyperOS 3 build on this phone, the free Rom Flasher tool bundles the ADB and fastboot driver install into a couple of clicks so you are not stuck in Device Manager. It is free, and the link is in the downloads section on this page.

Full description from the video

Dragonhood HyperOS 3 on the POCO X7 PRO — Antutu, Geekbench 6 and a CPU throttle test, then COD Mobile and PUBG pushed as hard as the phone allows.

This one is a stress test, not a polite review. I ran the benchmarks back to back and kept gaming in the same session, so the heat never got a chance to fade between runs. That's how you find out whether a build holds its peak or quietly folds in the second half.

The two numbers in the title get answered properly in the video: whether the Antutu run climbs past a million, and whether the CPU really throws up a temperature that dramatic.

📱 Device : POCO X7 PRO

🧩 ROM : Dragonhood HyperOS 3

🔬 What Was Tested

• Antutu full run — the million-point question finally gets an answer
• Geekbench 6 — single-core and multi-core
• CPU throttle test, which is the honest part of any stress session
• COD Mobile at heavy settings, watched for frame drops
• PUBG Mobile over a longer sustained session
• Heat build-up through the whole run and how the phone recovered
• Stability — crashes, freezes, anything that broke the rhythm
• Battery cost of a long, loud session like this

📊 Verdict

Peak scores are marketing; sustained behaviour is what you actually live with. A build can look incredible in a single benchmark and feel ordinary by your third match, and that gap is exactly what this test is built to expose. Play in short bursts and you'll enjoy the headroom. Play for hours and the throttle section matters most, because that part decides how your evening really goes.

📄 Worth remembering: results shift with room temperature, a case, and how the phone is set up, so treat one number as a data point rather than a verdict.

Common questions

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