The Top500 list, a highly anticipated ranking of the world's most powerful supercomputers, is a key event in the tech and scientific communities. But when does the Top500 come out? Let's delve into the history, release schedule, and significance of this prestigious list.
History and Significance of the Top500 List
The Top500 list was first published in 1993 by Professor Jack Dongarra of the University of Tennessee. It aims to provide a snapshot of the state of high-performance computing, tracking the performance of the world's fastest supercomputers. The list is a benchmark for technological advancements, driving innovation in hardware, software, and algorithms.
How the Top500 List is Compiled
The Top500 list is compiled twice a year, in June and November, coinciding with the International Supercomputing Conference (ISC) and the Supercomputing Conference (SC), respectively. Systems are ranked based on their performance on the Linpack benchmark, a measure of a computer's floating-point computing power.

When Does the Top500 Come Out?
The Top500 list is released bi-annually, as mentioned earlier. Here's a breakdown of the release schedule:
- June Release: The list is typically published in early June, following the ISC conference. The exact date can vary, so it's best to keep an eye on the official Top500 website for announcements.
- November Release: The November list is usually released in mid-November, after the SC conference. Again, the specific date can vary, so it's wise to check the official website for updates.
Previous Release Dates
Here are the release dates of the Top500 list in the past five years to give you an idea of the schedule:
| Year | June Release | November Release |
|---|---|---|
| 2021 | June 22 | November 15 |
| 2020 | June 22 | November 16 |
| 2019 | June 17 | November 18 |
| 2018 | June 18 | November 19 |
| 2017 | June 20 | November 13 |
What to Expect from the Top500 List
Each release of the Top500 list brings exciting revelations. You can expect to see the latest trends in supercomputing, such as the rise of exascale systems, the impact of artificial intelligence on hardware design, and the growing importance of energy efficiency. The list also provides insights into the competitive landscape, with countries and companies vying for the top spots.

In summary, the Top500 list is a vital tool for tracking progress in high-performance computing. Mark your calendars for early June and mid-November to stay up-to-date with the latest releases. The official Top500 website is the best place to find the most recent list and detailed analysis of the results.