Start of operation was March, 2013. The GPU nodes have received multiple updates during the operation time, the latest in 2020. Retired in July 2022.
Technical description
| Peak performance | 200 TFLOPS (CPU) and > 40 TFLOPS (GPU, original setup) |
| Processor cores | 9.920 Intel Xeon "Sandy Bridge" cores |
| Total main memory | 45 TByte |
| Cabinets | 12 racks - backdoor cooling, 2 racks - air cooling |
| Compute nodes (small) | 552, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 64 GByte main memory |
| Compute nodes (large) | 20, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 256 GByte main memory |
GPU nodes Type 1 | 14, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 64 GByte main memory, one NVIDIA GeForce GTX 1080 Ti (11 GByte) |
| GPU nodes Type 2 | 2, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 64 GByte main memory, two NVIDIA GeForce GTX 1080 Ti (11 GByte) |
| GPU nodes Type 3 | 2, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 64 GByte main memory, two NVIDIA GeForce RTX 2080 Ti (11 GByte) |
| GPU nodes Type 4 | 7, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 64 GByte main memory, one NVIDIA GeForce RTX 2080 Ti (11 GByte) |
| GPU nodes Type 5 | 14, each with two Intel Xeon E5-2670, 2.6GHz, 16 cores, 64 GByte main memory, two NVIDIA Tesla K20 (5 GByte) |
| GPU nodes Type 6 | 4, each with one AMD EPYC 7282, 3.2GHz, 16 cores, 128 GByte main memory, two NVIDIA PNY RTX 2080 Ti (11 GByte) |
| SMP nodes | 4, each with four Intel Xeon E5-4650, 2.7GHz, 32 cores, 1 TByte main memory |
| Interconnect | QDR InfiniBand PCIe3, 40 Gbit/s Mellanox |
| Storage system | 500 TByte disk capacity, BeeGFS (7.1.4) with 2 Metadata servers and 7 Storage Servers |
| Service nodes | 6 frontend and admin nodes |
