-Ofast -flto -mcpu=neoverse-512tvb ARMv8 Neoverse-V1 testing on Ubuntu 20.04 via the Phoronix Test Suite. -Ofast -flto -mcpu=neoverse-512tvb: Processor: ARMv8 Neoverse-V1 (32 Cores), Motherboard: Amazon EC2 c7g.8xlarge (1.0 BIOS), Chipset: Amazon Device 0200, Memory: 62GB, Disk: 550GB Amazon Elastic Block Store, Network: Amazon Elastic OS: Ubuntu 20.04, Kernel: 5.15.0-1040-aws (aarch64), Vulkan: 1.1.182, Compiler: GCC 11.4.0 + Clang 18.0.0 + LLVM 18.0.0, File-System: ext4 -Ofast -flto -mcpu=neoverse-512tvb2: Processor: ARMv8 Neoverse-V1 (32 Cores), Motherboard: Amazon EC2 c7g.8xlarge (1.0 BIOS), Chipset: Amazon Device 0200, Memory: 62GB, Disk: 550GB Amazon Elastic Block Store, Network: Amazon Elastic OS: Ubuntu 20.04, Kernel: 5.15.0-1040-aws (aarch64), Vulkan: 1.1.182, Compiler: GCC 11.4.0 + Clang 18.0.0 + LLVM 18.0.0, File-System: ext4 GROMACS 2023 Implementation: MPI CPU - Input: water_GMX50_bare Ns Per Day > Higher Is Better -Ofast -flto -mcpu=neoverse-512tvb .. 2.177 |================================ -Ofast -flto -mcpu=neoverse-512tvb2 . 2.319 |================================== High Performance Conjugate Gradient 3.1 X Y Z: 104 104 104 - RT: 60 GFLOP/s > Higher Is Better -Ofast -flto -mcpu=neoverse-512tvb .. 30.42 |================================== -Ofast -flto -mcpu=neoverse-512tvb2 . 30.31 |==================================