Table 2. Memory of CUDA-capable GPU (NVIDIA, 2020a).
| Memory | Location on/off chip | Access | Scope | Lifetime |
|---|---|---|---|---|
| Register | On | R ∕W | 1 thread | Thread |
| Local | Off | R ∕W | 1 thread | Thread |
| Shared | On | R ∕W | All threads in block | Block |
| Global | Off | R ∕W | All threads +host | Host allocation |
| Constant | Off | R | All threads +host | Host allocation |
| Texture | Off | R | All threads +host | Host allocation |