The 10 Most Powerful Supercomputers on Earth (a.k.a. The Nerd Olympics)

 If you think your laptop is fast because it loads Chrome with only 27 tabs open, think again. Out there, in secret labs and giant data centers, live the real monsters of computing—machines that can perform more math in one second than you’ll do in your entire lifetime (including counting sheep at night).

So, let’s meet the Top 10 supercomputers of 2025, ranked by raw power (FLOPS). Spoiler: the U.S. basically said, “We’ll take the podium, thank you very much.”

🥇 1. El Capitan (USA) – 1.742 exaFLOPS

The undisputed king. Powered by AMD CPUs, Instinct GPUs, and something called “Slingshot-11” (which sounds like a Nerf toy). It’s busy doing science and national security stuff… or maybe just simulating what happens if you microwave leftover pizza twice.

🥈 2. Frontier (USA) – 1.353 exaFLOPS



The former champ. Still ridiculously powerful, still crunching numbers for physics, energy, and probably Netflix recommendation algorithms for physicists.

🥉 3. Aurora (USA) – 1.012 exaFLOPS



Intel finally made something faster than your “i7 from 2013.” Aurora combines simulation and AI—basically the machine you’d want if you need to predict the weather and write a Shakespearean sonnet about it.

🇩🇪 4. JUPITER Booster (Germany) – 793.4 petaFLOPS


Europe’s pride! Runs on NVIDIA Grace-Hopper superchips. Probably the closest thing to giving Albert Einstein a GPU upgrade.

☁️ 5. Eagle (USA, Microsoft Azure) – 561.2 petaFLOPS


Yes, this one lives in the cloud. Which means, technically, you might be running your Minecraft server on the same infrastructure as one of the fastest machines in the world. Think about that.

🇮🇹 6. HPC6 (Italy) – 477.9 petaFLOPS


Used for energy research and simulations. Italians don’t just make fast cars—they also make fast supercomputers. Ferrari for science.

🇯🇵 7. Fugaku (Japan) – 442.0 petaFLOPS


Once the reigning champion. Built by Fujitsu, still crushing it in medicine, weather forecasting, and climate research. Also possibly calculating the optimal angle to slice sushi.

🇨🇭 8. Alps (Switzerland) – 434.9 petaFLOPS


Runs on NVIDIA Grace and GH200 superchips. Because when Switzerland isn’t making chocolate and watches, it builds machines to simulate the end of the universe.

🇫🇮 9. LUMI (Finland) – 379.7 petaFLOPS


Powered by renewable energy, which is a polite Scandinavian way of saying: “We’ll save the planet while out-computing you.”

🇮🇹 10. Leonardo (Italy) – 241.2 petaFLOPS


Operated by CINECA, this one helps scientists tackle climate change and AI research. Also: yes, Italy has TWO supercomputers in the top 10. Mama mia, the pasta must be working.

⚡ Final Thought

Next time your computer freezes while opening Excel, just remember: somewhere out there, a supercomputer is calculating billions of equations per second—and still can’t stop Windows from asking for updates at the worst time.

source: collection

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