High-Performance & AI Computing

1945 · 81 years ago

ENIAC became the first general-purpose electronic computer

Built at the University of Pennsylvania, the machine could be reprogrammed for different calculations rather than built for a single task, and its wartime work computing artillery firing tables made it the direct ancestor of every later high-performance computing system.

1964 · 62 years ago

The CDC 6600 became the fastest computer in the world

Designed by Seymour Cray for Control Data Corporation, the machine is widely regarded as the first true supercomputer, using parallel processing units to outperform every other computer of its era by a wide margin.

1976 · 50 years ago

Cray Research delivered the Cray-1, the first commercially successful supercomputer

Seymour Cray's distinctive cylindrical machine used vector processing to outperform conventional computers by a wide margin, established Cray as the industry's defining brand for a generation and set expectations for what a dedicated supercomputer should be able to do.

1993 · 33 years ago

A group of computer scientists founded the TOP500 list of the world's most powerful computers

Compiled twice a year using a standard benchmark, the list gave governments, laboratories and companies a common, comparable measure of computing power and turned the race to build the fastest machine into a closely watched public contest.

1997 · 29 years ago

Sandia National Laboratories operated ASCI Red, the first computer to sustain one teraflop

Built under the Accelerated Strategic Computing Initiative to simulate the reliability of the American nuclear arsenal without live testing after the Comprehensive Test Ban Treaty, the machine tied the country's most sensitive weapons programme directly to the frontier of computing performance.

2002 · 24 years ago

Japan opened the Earth Simulator as by far the world's fastest computer

The climate-modelling machine outperformed the next fastest system in the world by several times, a gap large enough to prompt an anxious reassessment in the United States of its own commitment to high-performance computing.

2005 · 21 years ago

HPC systems shifted from supercomputing towards computing clusters and grids

From around 2005 the dominant architecture for high-performance computing moved away from monolithic supercomputers towards clusters and grids of commodity machines. This reorganised how nations and institutions assembled computational power, favouring aggregation of many nodes over single bespoke systems.

2008 · 18 years ago

IBM built Roadrunner, the first computer to sustain one petaflop

Installed at the United States Department of Energy's Los Alamos National Laboratory, IBM's Roadrunner combined conventional processors with chips derived from video game hardware to become the first computer to sustain one petaflop, crossing a performance threshold years ahead of most forecasts and showing how commodity components could be harnessed for national laboratory workloads. Ranked among the world's most powerful supercomputers, it was used to simulate the performance, safety and reliability of nuclear weapons and to certify their functionality, illustrating the strategic security role of national HPC capacity.

2010 · 16 years ago

China took the top spot in world rankings with Tianhe-1A

The system's rise to first place marked the first time a Chinese supercomputer led the global rankings, signalling the country's arrival as a serious competitor in a field the United States and Japan had dominated.

2016 · 10 years ago

China topped the world rankings with the Sunway TaihuLight supercomputer

Built entirely with Chinese-designed processors rather than imported American chips, the machine demonstrated that China could compete at the very top of supercomputing without relying on foreign semiconductor technology, a capability that took on greater importance as export controls tightened in later years.

• Sunway TaihuLight held the top ranking for two consecutive years

2022 · 4 years ago

Oak Ridge National Laboratory brought Frontier online as the first officially recognised exascale supercomputer

The US Department of Energy system exceeded one exaflop of sustained performance on the standard benchmark, a threshold researchers had targeted for over a decade, and reopened a period of intense international competition to build ever faster machines.

Early 2026 · 6 months ago

Saudi Arabia expanded high-performance computing investment around KAUST and new data hubs

The kingdom added computing capacity intended to support scientific research, weather and climate modelling and a wider strategy of positioning the country as a regional hub for advanced computing and artificial intelligence infrastructure.

Early 2026 · 6 months ago

South Korea expanded production of high-bandwidth memory for HPC and AI accelerators

SK hynix and Samsung scaled up manufacturing of the memory chips that sit alongside processors in the most powerful computing systems, a component in which South Korean firms held a commanding share of global supply.

Early 2025 · last year

The United States kept tightening and then rewriting export controls on advanced chips

A broad rule restricting where the most advanced AI and HPC chips could be sold, issued in the final days of the previous administration, was rescinded and replaced with a narrower approach, leaving allies and chipmakers uncertain about the rules for months.

• China remained the primary target of continued licensing restrictions

Early 2025 · last year

Germany brought JUPITER online as Europe's first exascale supercomputer

Installed at the Julich research centre under the EuroHPC joint programme, the machine gave European researchers exascale computing capacity for climate modelling, materials science and other work that had previously required using systems in the United States or Japan.

• EuroHPC continued funding further national and regional systems

Mid-2025 · last year

India expanded its National Supercomputing Mission

Additional PARAM-series systems were installed at universities and research institutes, and the government backed development of indigenous processors, aiming to reduce dependence on imported hardware for scientific computing and to widen access beyond a handful of national laboratories.

Mid-2025 · last year

The United Arab Emirates advanced plans for a large AI computing campus in Abu Dhabi

The project, developed with American technology firms and the Emirati company G42, aimed to build one of the largest concentrations of advanced computing capacity outside the United States, positioning the Gulf state as a hub for regional and international compute demand.

Late 2025 · 9 months ago

Japan began development of FugakuNEXT, the successor to its Fugaku supercomputer

Riken and Fujitsu worked with an American chipmaker on the follow-on system, intended to keep Japan among the leading nations in supercomputing after Fugaku's early lead in world rankings faded as other countries reached exascale performance.

Late 2025 · 9 months ago

China continued to withhold its most powerful systems from public rankings

Chinese laboratories were widely believed to operate machines that would rank among the fastest in the world, but stopped submitting results to the international TOP500 list years earlier, while the government pressed ahead with domestic processors to reduce dependence on foreign chips.

November 2024 · 2 years ago

Eni launched HPC6, the world's most powerful industrial supercomputer

Energy company Eni brought HPC6 into operation in Italy in November 2024, reaching 606 petaFLOPS. It marked the peak of privately owned industrial HPC capacity, applied to energy research rather than state science programmes.

Late 2024 · 2 years ago

The United Nations adopted the Global Digital Compact addressing the world's compute divide

Member states agreed a framework touching on artificial intelligence governance and the unequal distribution of computing capacity, an acknowledgement that most of the world's high-performance computing power remained concentrated in a small number of countries.

Late 2024 · 2 years ago

Lawrence Livermore National Laboratory brought the El Capitan supercomputer online as the world's fastest

The US Department of Energy system, built around AMD processors and graphics chips, topped the global TOP500 ranking with peak performance above 1.7 exaflops and was dedicated primarily to simulating the reliability of the American nuclear weapons stockpile.