# ARF ACC

> Turkish supercomputer

**Wikidata**: [Q132673612](https://www.wikidata.org/wiki/Q132673612)  
**Source**: https://4ort.xyz/entity/arf-acc

## Summary
ARF ACC is a Turkish supercomputer ranked 227th on the November 2024 TOP500 list. It was manufactured by Lenovo and runs on Rocky Linux 9.4, achieving a maximum performance of 6.55 petaflops.

## Key Facts
- ARF ACC is a Turkish supercomputer ranked 227th on the November 2024 TOP500 list
- It was manufactured by Lenovo and installed in 2024
- The system uses Intel Xeon Gold 6548Y+ processors with 32 cores running at 2.5GHz
- It features 14,208 processor cores and NVIDIA H100 80GB HBM3 GPUs
- The supercomputer runs on Rocky Linux 9.4 operating system
- It achieves a maximum performance of 6.55 petaflops (Rpeak) and 4.36 petaflops (Rmax)
- The system has a TOP500 system ID of 180350

## FAQs
### Q: What is ARF ACC?
A: ARF ACC is a Turkish supercomputer manufactured by Lenovo that ranks 227th on the November 2024 TOP500 list. It uses Intel Xeon Gold processors and NVIDIA H100 GPUs to achieve a maximum performance of 6.55 petaflops.

### Q: When was ARF ACC installed?
A: ARF ACC was installed in 2024, as indicated by its inception date and its appearance on the November 2024 TOP500 list.

### Q: What operating system does ARF ACC use?
A: ARF ACC runs on Rocky Linux 9.4, a Linux distribution based on Red Hat Enterprise Linux.

### Q: What are the main technical specifications of ARF ACC?
A: ARF ACC features 14,208 processor cores using Intel Xeon Gold 6548Y+ 32C 2.5GHz processors, NVIDIA H100 80GB HBM3 GPUs, and achieves 6.55 petaflops Rpeak performance.

## Why It Matters
ARF ACC represents Turkey's growing presence in high-performance computing and scientific research capabilities. As a TOP500-ranked supercomputer, it provides Turkish researchers and institutions with access to computational resources necessary for advanced scientific simulations, data analysis, and complex problem-solving across various fields including climate modeling, pharmaceutical research, and artificial intelligence development. The system's use of modern hardware like NVIDIA H100 GPUs positions it to handle cutting-edge workloads and machine learning applications. Its installation demonstrates Turkey's investment in building domestic computational infrastructure to compete in the global scientific and technological landscape, reducing reliance on external computing resources and fostering local expertise in high-performance computing management and optimization.

## Notable For
- Ranked 227th on the prestigious November 2024 TOP500 list of the world's most powerful supercomputers
- Features modern NVIDIA H100 80GB HBM3 GPUs for accelerated computing workloads
- Uses Rocky Linux 9.4, a relatively new and actively maintained Linux distribution
- Employs Intel Xeon Gold 6548Y+ processors with 32 cores each, representing current-generation server technology
- Provides Turkey with significant domestic high-performance computing capabilities for research and development

## Body
### Technical Architecture
ARF ACC is built using Lenovo's ThinkSystem SD650-N V3 platform, which is designed for high-density GPU computing. The system integrates Intel Xeon Gold 6548Y+ processors, each featuring 32 cores running at 2.5GHz, providing substantial parallel processing capabilities for both CPU-intensive and GPU-accelerated workloads.

### Performance Metrics
The supercomputer achieves a maximum theoretical performance (Rpeak) of 6.55 petaflops, with an actual measured performance (Rmax) of 4.36 petaflops on the LINPACK benchmark. The system's Nmax value of 1,021,952 indicates its capability to handle extremely large-scale parallel computations across its 14,208 processor cores.

### Hardware Configuration
The system is equipped with NVIDIA H100 GPUs featuring 80GB of HBM3 memory, providing high-bandwidth memory access for AI and machine learning workloads. The combination of modern Intel Xeon Gold processors and NVIDIA H100 GPUs makes ARF ACC well-suited for both traditional high-performance computing applications and emerging AI workloads.

### Network Infrastructure
ARF ACC utilizes InfiniBand NDR200 networking technology, which provides high-bandwidth, low-latency communication between compute nodes. This networking capability is essential for scaling applications across the large number of processor cores and maintaining efficient parallel computation.

### Software Environment
The system runs Rocky Linux 9.4, a community-driven enterprise Linux distribution that provides long-term support and compatibility with enterprise software. This operating system choice ensures stability and access to a wide range of scientific computing software packages and development tools commonly used in high-performance computing environments.

## References

1. [TOP500](https://top500.org/system/180350/)
2. [Source](https://top500.org/lists/top500/2024/11/)