Comparison
AMD Radeon 520 vs NVIDIA GeForce GT 640M
In the PassMark G3D benchmark the AMD Radeon 520 scores 887 against 885 for the NVIDIA GeForce GT 640M, making it effectively tied with the NVIDIA GeForce GT 640M.
The AMD Radeon 520 carries more video memory (4 GB against 2 GB), which matters at higher resolutions and for larger workloads.
Comparing 6 specifications that differ between these two cards. Coverage: 9/10 recorded for the AMD Radeon 520, 6/10 for the NVIDIA GeForce GT 640M. Fields neither card records are omitted; fields only one records are shown as "Not recorded".
Specifications compared
| AMD Radeon 520 | NVIDIA GeForce GT 640M | |
|---|---|---|
| Shading units | 320 | Not recorded |
| Compute units | 5 | Not recorded |
| Base clock | 1.03 GHz | 625 MHz |
| Boost clock | 1.03 GHz | Not recorded |
| Memory size | 4 GB | 2 GB |
| Memory type | GDDR5 | Not recorded |
| Memory bus width | 64-bit | 128-bit |
| Memory bandwidth | 48.0 GB/s | Not recorded |
| Board power | Not recorded | 32 W |
| Process node | 28 nm | Not recorded |
| Die size | 56 mm² | Not recorded |
| Transistors | 690 M | Not recorded |
| Architecture | GCN | Kepler |
| Launch date | 2017-04-18 | 2012-03-22 |
| PassMark G3D | 887 | 885 |