# NA7

> Lenovo supercomputer

**Wikidata**: [Q133265159](https://www.wikidata.org/wiki/Q133265159)  
**Source**: https://4ort.xyz/entity/na7

## Summary
NA7 is a Lenovo-manufactured supercomputer system listed in the TOP500 supercomputer rankings. It runs Linux and is built on AMD EPYC processors, with a TOP500 system identifier of 180150. NA7 has appeared in multiple TOP500 lists from 2023 to 2024 with varying rank positions.

## Key Facts
- NA7 is a **supercomputer** (instance of: supercomputer).  
- NA7 was **manufactured by Lenovo** (manufacturer: Lenovo).  
- NA7 **runs on Linux** (operating system: Linux).  
- NA7 uses **AMD EPYC** CPUs, stated as **EPYC 7763**, with **64 cores** per CPU and **2.45 GHz** clock speed (cpu: AMD EPYC; stated_as: 7763; qualifiers include 64 and 2.45 GHz).  
- NA7 has **207,872 processor cores** (number_of_processor_cores: 207872).  
- NA7 has a TOP500 system ID of **180150**, stated as: “**NA7 - Lenovo ThinkSystem SR665 V2, AMD EPYC 7763 64C 2.45GHz, 100G Ethernet**” (top500_system_id: 180150).  
- NA7 is associated with the **United States** (country: United States; TOP500 reference).  
- NA7 inception is **2023** (inception: 2023).  
- NA7 performance figures include **Rmax 4.23 petaflops**, **Rpeak 8.15 petaflops**, and **Nmax 9,118,400** (computer_performance with qualifiers Rmax, Rpeak, Nmax).  
- NA7 TOP500 rankings recorded: **#143 (2023-06)**, **#173 (2023-11)**, **#197 (2024-06)**, and **#233 (2024-11)** (ranking with TOP500 as the ranking system and point-in-time qualifiers).

## FAQs
### Q: What is NA7?
A: NA7 is a Lenovo supercomputer system listed in the TOP500 rankings. It runs Linux and uses AMD EPYC processors (stated as EPYC 7763).

### Q: What operating system does NA7 use?
A: NA7 runs Linux. Linux is a family of Unix-like operating systems.

### Q: What CPU does NA7 use?
A: NA7 uses AMD EPYC CPUs, stated as the EPYC 7763. The CPU details include 64 cores and a 2.45 GHz clock speed.

### Q: How powerful is NA7?
A: NA7 is listed with an Rmax of 4.23 petaflops and an Rpeak of 8.15 petaflops. It also has an Nmax value of 9,118,400.

### Q: What is NA7’s TOP500 rank?
A: NA7 has multiple recorded TOP500 ranks over time: #143 (2023-06), #173 (2023-11), #197 (2024-06), and #233 (2024-11). These ranks are point-in-time entries in the TOP500 list.

## Why It Matters
NA7 matters as a documented, benchmarked supercomputer system in the TOP500 ecosystem, which is a widely referenced source for comparing high-performance computing (HPC) systems over time. Its published specifications—Linux as the operating system, AMD EPYC (stated as 7763) processors, and a large core count of 207,872—place it clearly within modern CPU-based HPC deployments. The TOP500 record also provides standardized performance metrics (Rmax and Rpeak in petaflops, plus Nmax), enabling direct comparison with other ranked systems without relying on vendor marketing claims. Because NA7 appears across multiple TOP500 list dates from 2023 through 2024, it also serves as a time-stamped reference point for how a specific Lenovo ThinkSystem SR665 V2-based configuration performs and where it sits competitively in the global ranking at different points in time. For researchers, procurement teams, and HPC analysts, these attributes make NA7 a verifiable example of a Lenovo-built, Linux-based AMD EPYC supercomputer configuration with publicly tracked ranking and performance data.

## Notable For
- Being a **TOP500-listed** supercomputer with system ID **180150** (TOP500 system record).  
- A large published core count of **207,872 processor cores**.  
- Published performance metrics of **Rmax 4.23 PFLOPS** and **Rpeak 8.15 PFLOPS**.  
- A specified configuration string including **Lenovo ThinkSystem SR665 V2**, **AMD EPYC 7763 64C 2.45GHz**, and **100G Ethernet** (as stated in the TOP500 system entry).  
- Multiple recorded TOP500 ranks across **2023–2024** (143 → 173 → 197 → 233, with point-in-time qualifiers).

## Body
### Identification and Classification
- Name/entity: **NA7**
- Description: **Lenovo supercomputer**
- Instance of: **supercomputer**
- Inception: **2023**

### Manufacturer and Related Entities
- Manufacturer: **Lenovo** (organization)
- CPU family/class: **AMD EPYC** (server processor line)
- Operating system family/class: **Linux** (Unix-like operating system family)

### Hardware and System Configuration
- CPU: **AMD EPYC**, stated as **7763**
  - Cores per CPU (as qualified in the CPU statement): **64**
  - Clock speed (as qualified in the CPU statement): **2.45 GHz**
- Total processor cores: **207,872**
- Network (as stated in TOP500 system string): **100G Ethernet**
- System string (TOP500 stated_as): “**NA7 - Lenovo ThinkSystem SR665 V2, AMD EPYC 7763 64C 2.45GHz, 100G Ethernet**”

### Operating System
- Operating system: **Linux**

### Performance Metrics (TOP500 Record)
- Rmax: **4.23 petaflops**
- Rpeak: **8.15 petaflops**
- Nmax: **9,118,400**

### TOP500 Listing and Rankings
- TOP500 system ID: **180150**
- Country associated in TOP500 context: **United States**
- Recorded TOP500 ranks (with point-in-time qualifiers):
  - **#143** (2023-06)
  - **#173** (2023-11)
  - **#197** (2024-06)
  - **#233** (2024-11)

## References

1. [TOP500](https://top500.org/site/50969/)
2. [TOP500](https://top500.org/system/180150/)