Environment Requirements

Table 1 lists the hardware requirements.

**Table 1** Hardware requirements
Item	Description
CPU	Kunpeng 920

Table 2 lists the software requirements.

**Table 2** Software requirements
Item	Version	Download URL
GMP	6.1.0	http://gcc.gnu.org/pub/gcc/infrastructure/
MPFR	3.1.4
MPC	1.0.3
GNU	9.1.0	https://ftp.gnu.org/gnu/gcc/gcc-9.1.0/
OpenMPI	4.0.1	https://www.open-mpi.org/software/ompi/v4.0/

Table 3 lists the OS requirements.

**Table 3** OS requirements
Item	Version	How to Obtain
CentOS	7.6	https://www.centos.org/download/

Parent topic: GNU 9.1 Installation Guide