Noctua 1

Noctua 1 was inaugurated on September 21, 2018. It is the first system of a two phase installation.

Technical description

System	Cray CS500
Processor Cores	10,880
Total Main Memory	51 TiB
Floating-Point Performance	CPU: 841 TFLOPS DP Peak (535 TFLOPS Linpack)
Cabinets	5 racks - active backdoor cooling, 1 rack - air cooling
Compute Nodes	256 nodes, each with 2x Intel Xeon Gold "Skylake" 6148, 2.4 GHz 40 cores 192 GiB main memory
FPGA Nodes	16 nodes, each with 2x Intel Xeon Gold "Skylake" 6148(F), 2.4 GHz 40 cores 192 GiB main memory 2x Intel Stratix 10 GX 2800 FPGA with 32 GiB memory (Bittware 520N cards)
Communication Network CPUs	Intel Omni Path 100 Gbps, 1:1.4 blocking factor
Communication Network FPGAs	Application-specific interconnect 4x40 Gbps links per FPGA Connected via CALIENT S320 Optical Circuit Switch (OCS) Configurable point-to-point connections to any other FPGA Accessible as serial channels from OpenCL BSP
Storage System	Cray ClusterStor L300N with NXD flash accelerator Lustre File System with 720 TB capacity
NVIDIA DGX-A100	2x AMD EPYC Rome 7742, 2.25 GHz base clock, up to 3.4 GHz 2x64 cores 1024 GiB main memory 8x NVIDIA A100 40GB, NVLINK available via Noctua2-early-adopters program, please request access by mail to pc2-support(at)uni-paderborn(dot)de

For detailed documentation, available file systems and software, please refer to our technical documentation wiki.