Table 1 Hardware characteristics of the cluster nodes

CPU model

2 x Intel Xeon E5-2660 Sandy Bridge EP

CPU clock frequency

2.20 GHz

Turbo clock frequency

3 GHz

Cores per CPU

8

Threads per core

2

L1/L2/L3 cache

32 KB/256 KB/20 MB

RAM memory

64 GB DDR3 1600 MHz

Storage

HDD 1 TB SATA3 7.2K rpm

Network interfaces

InfiniBand FDR & Gigabit Ethernet