![Simon McIntosh-Smith on Twitter: "@NAGTalk @hpcnotes @AMD A GPU doesn't have 18X more FLOP/s or memory bandwidth than a CPU, so how are the results explained? It suggests the GPU code is Simon McIntosh-Smith on Twitter: "@NAGTalk @hpcnotes @AMD A GPU doesn't have 18X more FLOP/s or memory bandwidth than a CPU, so how are the results explained? It suggests the GPU code is](https://pbs.twimg.com/media/DgmMrm-XUAABUWm.jpg)
Simon McIntosh-Smith on Twitter: "@NAGTalk @hpcnotes @AMD A GPU doesn't have 18X more FLOP/s or memory bandwidth than a CPU, so how are the results explained? It suggests the GPU code is
![GPU Parallel Speedup – This graph characterizes the parallel scaling of... | Download Scientific Diagram GPU Parallel Speedup – This graph characterizes the parallel scaling of... | Download Scientific Diagram](https://www.researchgate.net/publication/220769033/figure/fig7/AS:305624983326728@1449878082941/GPU-Parallel-Speedup-This-graph-characterizes-the-parallel-scaling-of-the-accelerated.png)
GPU Parallel Speedup – This graph characterizes the parallel scaling of... | Download Scientific Diagram
GPU Acceleration of Large-Scale Full-Frequency GW Calculations | Journal of Chemical Theory and Computation
![The speedup was obtained by comparison two GPU's: GPU AMD Radeon R9... | Download Scientific Diagram The speedup was obtained by comparison two GPU's: GPU AMD Radeon R9... | Download Scientific Diagram](https://www.researchgate.net/publication/323142250/figure/fig6/AS:593417323163648@1518493123058/The-speedup-was-obtained-by-comparison-two-GPUs-GPU-AMD-Radeon-R9-280X-and-GPU-NVIDIA.png)
The speedup was obtained by comparison two GPU's: GPU AMD Radeon R9... | Download Scientific Diagram
![AMD Releases Radeon Pro Software Enterprise Edition 18.Q2 WHQL: Support for Windows 10 April 2018 Update AMD Releases Radeon Pro Software Enterprise Edition 18.Q2 WHQL: Support for Windows 10 April 2018 Update](https://images.anandtech.com/doci/12719/Radeon%20Pro%20Software%20Enterprise%20Edition%2018.Q2%20%5BNDA%20May%209%202018%20-%20Confidential%5D%20Press%20Deck-28.png)