# HKA1

> supercomputer

**Wikidata**: [Q74580660](https://www.wikidata.org/wiki/Q74580660)  
**Source**: https://4ort.xyz/entity/hka1

## Summary
HKA1 is a supercomputer built by Lenovo and located in Hong Kong. It was ranked among the world's top 500 supercomputers, achieving a peak performance of 2.12 petaflops and a sustained LINPACK performance of 1.65 petaflops.

## Key Facts
- HKA1 was manufactured by Lenovo and became operational in 2019
- The system uses Intel Xeon E5-2673V4 processors running at 2.3 GHz
- It contains 57,600 processor cores connected via 40G Ethernet
- HKA1 runs on the Linux operating system
- The supercomputer achieved rankings between 248th and 456th on the TOP500 list between 2019 and 2021
- It is located in Hong Kong and has a TOP500 system ID of 179627

## FAQs
### Q: What is HKA1?
A: HKA1 is a Lenovo-built supercomputer located in Hong Kong that achieved peak performance of 2.12 petaflops. It uses Intel Xeon processors and runs on Linux.

### Q: When was HKA1 built?
A: HKA1 was built and became operational in 2019, with its specifications and rankings tracked through TOP500 lists from 2019 to 2021.

### Q: What are HKA1's performance specifications?
A: HKA1 delivers 1.65 petaflops of LINPACK performance and 2.12 petaflops of peak performance, utilizing 57,600 processor cores.

## Why It Matters
HKA1 represents a significant computing resource for high-performance computing applications in Hong Kong and the broader Asia-Pacific region. As a TOP500-ranked system, it provides substantial computational power for scientific research, data analysis, and complex simulations that require massive parallel processing capabilities. The system demonstrates Lenovo's capability to deliver competitive supercomputing solutions and contributes to the global supercomputing ecosystem. Its presence in Hong Kong also highlights the region's growing importance in high-performance computing infrastructure, supporting various research initiatives and technological advancements that require extreme computational resources.

## Notable For
- Ranked among the world's top 500 supercomputers between 2019-2021
- Achieved 2.12 petaflops peak performance with 57,600 cores
- Built by Lenovo as part of their supercomputing portfolio
- Located in Hong Kong, representing regional HPC capabilities
- Runs on Linux with Intel Xeon E5-2673V4 processors

## Body
### Technical Specifications
HKA1 is powered by Intel Xeon E5-2673V4 processors operating at 2.3 GHz. The system features 57,600 processor cores, providing substantial parallel computing capabilities. The architecture utilizes 40G Ethernet for high-speed inter-node communication, enabling efficient data transfer across the computing cluster.

### Performance Metrics
The supercomputer achieves 1.65 petaflops of sustained LINPACK performance, which measures real-world computational capability. Its peak theoretical performance reaches 2.12 petaflops. These metrics place HKA1 within the upper echelon of global supercomputing systems, though its exact ranking has varied over time as newer systems enter the TOP500 list.

### System Architecture
HKA1 operates on the Linux operating system, which provides the stability and flexibility required for high-performance computing workloads. The system's design incorporates standard supercomputing components, including high-speed networking infrastructure and optimized storage solutions to support demanding computational tasks.

### Historical Context
Since its inception in 2019, HKA1 has maintained its position on the TOP500 list, with rankings ranging from 248th to 456th place between 2019 and 2021. This consistent presence demonstrates the system's sustained relevance in the rapidly evolving supercomputing landscape, where new systems regularly push the boundaries of computational performance.

## References

1. [TOP500](https://www.top500.org/system/179627/)
2. [Source](https://www.top500.org/system/179627/)