# Lenovo RD940, Xeon E7-4830V2 10C 2.2GHz, 10G Ethernet
**Wikidata**: [Q73817972](https://www.wikidata.org/wiki/Q73817972)  
**Source**: https://4ort.xyz/entity/lenovo-rd940-xeon-e7-4830v2-10c-2-2ghz-10g-ethernet

## Summary
The Lenovo RD940 is a supercomputer featuring the Xeon E7-4830V2 processor (10 cores, 2.2GHz), 10G Ethernet, and Linux as its operating system. It was manufactured by Lenovo, a Chinese multinational technology company, and achieved notable performance metrics in 2016, including a peak performance of 704 teraflops.

## Key Facts
- **Instance of**: Supercomputer
- **Manufacturer**: Lenovo (established in 1984, headquartered in Beijing, China)
- **Operating system**: Linux (inception: 1991-09-17)
- **Top500 system ID**: 178831
- **Performance metrics**:
  - Rmax: 387.2 teraflops (2016-11-01 and 2016-06-01)
  - Rpeak: 704 teraflops (2016-11-01 and 2016-06-01)
- **Processor**: Xeon E7-4830V2 (10 cores, 2.2GHz)
- **Networking**: 10G Ethernet

## FAQs
### Q: What is the Lenovo RD940, and what processor does it use?
A: The Lenovo RD940 is a supercomputer that uses the Xeon E7-4830V2 processor, featuring 10 cores and a clock speed of 2.2GHz. It runs on Linux and includes 10G Ethernet for networking.

### Q: What were the performance metrics of the Lenovo RD940 in 2016?
A: In 2016, the Lenovo RD940 achieved an Rmax of 387.2 teraflops and an Rpeak of 704 teraflops, recorded in both June and November of that year.

### Q: Who manufactures the Lenovo RD940, and where is the company headquartered?
A: The Lenovo RD940 is manufactured by Lenovo, a Chinese multinational technology company established in 1984, with its headquarters in Beijing, China.

## Why It Matters
The Lenovo RD940 represents a significant entry in the supercomputing landscape, leveraging Intel's Xeon E7-4830V2 processor and Linux for high-performance computing. Its performance metrics in 2016, including a peak of 704 teraflops, highlight its capability in handling complex computational tasks. As part of Lenovo's contributions to the electronics and computer hardware industry, the RD940 underscores the company's role in advancing supercomputing technology. Its use of 10G Ethernet further emphasizes its focus on high-speed data processing, making it a notable system in the field of high-performance computing.

## Notable For
- Achieved a peak performance of 704 teraflops in 2016, demonstrating strong computational capabilities.
- Utilized the Xeon E7-4830V2 processor, known for its 10 cores and 2.2GHz clock speed, enhancing processing efficiency.
- Ran on Linux, a widely used operating system in the supercomputing community, ensuring compatibility and performance.
- Featured 10G Ethernet, supporting high-speed data transfer and network efficiency.
- Listed on the Top500 supercomputer rankings under ID 178831, reflecting its recognition in the high-performance computing field.

## Body
### Overview
The Lenovo RD940 is a supercomputer designed for high-performance computing tasks. It is equipped with the Xeon E7-4830V2 processor, which has 10 cores and operates at a clock speed of 2.2GHz. The system supports 10G Ethernet for networking, ensuring fast data transfer rates. The operating system is Linux, which is known for its stability and performance in server environments.

### Performance Metrics
In 2016, the Lenovo RD940 achieved notable performance metrics:
- **Rmax**: 387.2 teraflops (recorded in June and November 2016)
- **Rpeak**: 704 teraflops (recorded in June and November 2016)

These metrics indicate the system's capability to handle complex computational workloads efficiently.

### Manufacturer and Industry Context
Lenovo, the manufacturer of the RD940, is a Chinese multinational technology company established in 1984. Headquartered in Beijing, China, Lenovo operates in the electronics and computer hardware industry. The company has approximately 77,000 employees, as of July 19, 2023.

### Operating System
The Lenovo RD940 runs on Linux, a family of Unix-like operating systems first released on September 17, 1991. Linux is widely used in supercomputing due to its reliability and support for high-performance computing environments.

### Networking
The system includes 10G Ethernet, which supports high-speed data transfer rates, essential for modern high-performance computing applications. This feature enhances the system's ability to handle large-scale data processing tasks.

### Recognition
The Lenovo RD940 is recognized in the Top500 supercomputer rankings under the system ID 178831. This ranking reflects its performance and contribution to the field of high-performance computing.