LineShine Supercomputer China: There's some big news from China, and it has done something that the country has been trying to do since 2017 and has finally made a supercomputer called LineShine. The supercomputer is housed at the National Supercomputing Center in Shenzhen and has been declared the fastest yet on the latest TOP500 list. Interestingly, the supercomputer does not utilise any chip from major chip makers like Nvidia, Intel or AMD.
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How Did It Perform?
LineShine delivered a staggering 2.198 exaflops of computing power, meaning it can perform more than two quintillion calculations every second. That was enough to overtake El Capitan, the American supercomputer that had topped global rankings since November 2024. What makes the achievement even more surprising is that LineShine relies entirely on CPUs, the conventional processors that most modern supercomputers abandoned years ago in favour of GPUs. This is specifically bad news for America as it has been trying to sabotage China's access to advanced AI chips through various means.
LineShine has managed to deliver some very good numbers, and upon testing, it was found that it was 20% faster than El Captain, which is currently housed at Lawrence Livermore National Laboratory and is tasked with maintaining the US stockpile of nuclear weapons. El Capitan has now been pushed back to the second position, which is followed by two other supercomputers that sit in Tennessee and Illinois. Consequently, Germany's Jupiter now holds the fifth spot, and there are, for now, only five exascale supercomputers on the planet right now.
Design And Core Philosophy Of The Super Computer
Under the hood is where it gets interesting and impressive; the supercomputer has around 14 million computing cores spread through 90 cabinets and requires 42.2 megawatts of power to run. It uses its own indigenous LX2 processor built on Armv9 designs, which is essentially the 9th generation architecture blueprint from Arm, which is in Britain. The system runs KylinOS, which is a Chinese version of open-source-based Linux. Each chip has a specialised unit which handles matrix and vector maths, a task usually done by GPUs. A TOP500 organiser, Jack Dongarra, noted that the machine does not rely on GPUs at all and is quite impressive in its functioning.
China Was Not Being Subtle This Time
What makes the story even more intriguing is that China hasn't submitted any systems to the TOP500 rankings since 2023, following years of US export restrictions. That means putting LineShine on the list wasn't automatic. It was a deliberate decision.
"I'm not surprised it's the number one system. What I'm surprised by is that they submitted it," said Addison Snell of Intersect360 Research.
According to reports, TOP500 co-founder Jack Dongarra was told that LineShine was developed without government funding, which gave its creators the freedom to enter it into the rankings. The team behind the machine also appears keen to showcase its capabilities, having submitted 14 projects for the Gordon Bell Prize, one of the most prestigious awards in scientific computing.
China is not quite about this achievement, and the timing isn't a coincidence, as POTUS Trump is pushing its own tech agenda, where an executive order has just been signed which targets US leadership in quantum computing.
This Is Not an AI Frontier Win
Although this is not a win in the AI territory, the machine ranked fourth on a benchmark that is built to replicate AI-style computing. Other AI systems like xAI's Colossus and clusters from Microsoft, Amazon, and Google have not bothered entering the TOP500 ranking as of now. A study suggests that Colossus already beats El Capitan. Jimmy Goodrich of UC's Institute on Global Conflict and Cooperation said, "If the hyperscalers submitted their systems, this 'world's fastest' would not crack the top five." Although for now the picture looks bright for China.