NVIDIA GeForce GT 645M vs AMD Radeon R5 M315
What is the difference between NVIDIA GeForce GT 645M and AMD Radeon R5 M315. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GK107 | GPU Name | Meso |
| N13P-GS | Model number | Meso LE |
| Kepler | Architecture | GCN 3.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 1,270 million | Transistors | 1,550 million |
| 118 mm² | Die Size | 125 mm² |
Graphics Card
| Oct 1st, 2012 | Release Date | May 5th, 2015 |
| GeForce 600M | Family | Crystal System (R5 M300) |
| End-of-life | Production | Active |
| GeForce 500M | Predecessor | Solar System |
| PCIe 3.0 x16 | Bus Interface | PCIe 3.0 x8 |
Memory
| 2 GB | Memory Size | 2 GB |
| DDR3 | Memory Type | DDR3 |
| 128 bit | Memory Bus | 64 bit |
| 28.80 GB/s | Bandwidth | 14.40 GB/s |
Performance
| 5.672 GPixel/s | Pixel fillrate | 7.760 GPixel/s |
| 22.69 GTexel/s | Texture fillrate | 23.28 GTexel/s |
| 544.5 GFLOPS | FP32 (float) performance | 745.0 GFLOPS |
| 22.69 GFLOPS (1:24) | FP64 (double) performance | 46.56 GFLOPS (1:16) |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 900 MHz 1800 Mbps effective |
| 709 MHz | GPU Clock | 970 MHz |
Render Config
| 384 | Shading Units | 384 |
| 32 | TMUs | 24 |
| 16 | ROPs | 8 |
| 16 KB (per SMX) | L1 Cache | 16 KB (per CU) |
| 256 KB | L2 Cache | 128 KB |
Board Design
| 32 W | Thermal design power (TDP) | unknown |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_0) | DirectX | 12 (12_0) |
| 4.6 | OpenGL | 4.6 |
| 3.0 | OpenCL | 2.0 |
| 1.1 | Vulkan | 1.2 |
| 5.1 | Shader Model | 6.0 |