# NA4

> Lenovo supercomputer

**Wikidata**: [Q133220395](https://www.wikidata.org/wiki/Q133220395)  
**Source**: https://4ort.xyz/entity/na4

## Summary
NA4 is a supercomputer manufactured by Lenovo and installed in the United States. Inaugurated in 2023, it operates on the Linux operating system and utilizes Intel Xeon Platinum 8358 processors to deliver a performance of 3.32 petaflops (Rmax). As of November 2024, it was ranked as the 302nd most powerful computer system in the world by the TOP500 project.

## Key Facts
*   **Manufacturer:** Lenovo
*   **Location:** United States
*   **Inception:** 2023
*   **Classification:** Supercomputer
*   **Processor:** Intel Xeon Platinum 8358 32C 2.6GHz
*   **Total Cores:** 85,248
*   **Operating System:** Linux
*   **Performance (Rmax):** 3.32 Petaflops
*   **Performance (Rpeak):** 7.09 Petaflops
*   **TOP500 Ranking:** 302 (as of November 2024)
*   **TOP500 System ID:** 180153

## FAQs
### Q: Who manufactures the NA4 supercomputer?
A: The NA4 supercomputer is manufactured by Lenovo, a Chinese multinational technology company specializing in computer hardware and electronics.

### Q: What is the processing speed of NA4?
A: NA4 has a maximum achieved performance (Rmax) of 3.32 petaflops and a theoretical peak performance (Rpeak) of 7.09 petaflops.

### Q: Where is the NA4 supercomputer located?
A: The NA4 supercomputer is located in the United States.

## Why It Matters
The NA4 represents a significant deployment of high-performance computing (HPC) resources within the United States, contributed by the global technology leader Lenovo. As a system capable of executing over 3.3 quadrillion floating-point operations per second (petaflops), it provides substantial computational power for advanced scientific research, simulation, and data processing tasks.

Its presence on the TOP500 list—a definitive ranking of the world's most powerful non-distributed computer systems—highlights its competitive capability in the global HPC landscape. The system demonstrates the scalability of Lenovo's ThinkSystem SR650 V2 architecture, utilizing Intel's Xeon Platinum architecture to balance core density with clock speed (2.6GHz). The fluctuation in its rankings (from 198th in June 2023 to 302nd in November 2024) also illustrates the rapid pace of hardware advancement in the supercomputing sector, where newer systems consistently push the boundaries of performance. By maintaining a position in the top 500 over multiple years, NA4 serves as a reliable infrastructure asset for compute-intensive workloads.

## Notable For
*   **High Core Count:** Utilizing 85,248 processor cores to achieve high parallel processing capability.
*   **Lenovo Architecture:** Based on the Lenovo ThinkSystem SR650 V2 platform.
*   **Network Speed:** Features 100G Ethernet interconnectivity.
*   **Consistent TOP500 Presence:** Ranked on the TOP500 list across five separate ranking periods between June 2023 and June 2025.
*   **Scale:** Achieved a benchmark size (Nmax) of 9,463,000, indicating the scale of the problem it can solve for the HPL benchmark.

## Body

### System Specifications
The NA4 is classified as a supercomputer running on the Linux operating system. The physical hardware is based on the **Lenovo ThinkSystem SR650 V2** server platform.

**Processor Architecture:**
The system utilizes the **Intel Xeon Platinum 8358** processor.
*   **Cores per CPU:** 32
*   **Clock Speed:** 2.6 GHz
*   **Total System Cores:** 85,248

### Performance Metrics
The performance of NA4 is measured using the High Performance Linpack (HPL) benchmark, which is the standard for ranking the TOP500 supercomputers.

*   **Rmax (Max Achieved Performance):** 3.32 Petaflops
*   **Rpeak (Theoretical Peak):** 7.09 Petaflops
*   **Nmax (Problem Size):** 9,463,000
*   **Interconnect:** 100G Ethernet

### TOP500 Ranking History
NA4 has appeared in the TOP500 rankings over the following periods:

*   **June 2023:** Ranked 198
*   **November 2023:** Ranked 233
*   **June 2024:** Ranked 263
*   **November 2024:** Ranked 302
*   **June 2025:** Ranked 342

## References

1. [TOP500](https://top500.org/site/50969/)
2. [TOP500](https://top500.org/system/180153/)