NVIDIA GeForce 820M vs NVIDIA GeForce 620M
What is the difference between NVIDIA GeForce 820M and NVIDIA GeForce 620M. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GF117 | GPU Name | GF117 |
| N15V-GM-B-A2 | Model number | N13P-GLP |
| Fermi 2.0 | Architecture | Fermi 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 585 million | Transistors | 585 million |
| 116 mm² | Die Size | 116 mm² |
Graphics Card
| Nov 27th, 2013 | Release Date | Mar 22nd, 2012 |
| GeForce 800M | Family | GeForce 600M |
| End-of-life | Production | End-of-life |
| GeForce 700M | Predecessor | GeForce 500M |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x16 |
Memory
| 1024 MB | Memory Size | 1024 MB |
| DDR3 | Memory Type | DDR3 |
| 64 bit | Memory Bus | 64 bit |
| 14.40 GB/s | Bandwidth | 14.40 GB/s |
Performance
| 2.500 GPixel/s | Pixel fillrate | 2.500 GPixel/s |
| 10.00 GTexel/s | Texture fillrate | 10.00 GTexel/s |
| 240.0 GFLOPS | FP32 (float) performance | 240.0 GFLOPS |
| 20.00 GFLOPS (1:12) | FP64 (double) performance | 20.00 GFLOPS (1:12) |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 900 MHz 1800 Mbps effective |
| 625 MHz | GPU Clock | 625 MHz |
Render Config
| 96 | Shading Units | 96 |
| 16 | TMUs | 16 |
| 8 | ROPs | 8 |
| 64 KB (per SM) | L1 Cache | 64 KB (per SM) |
| 128 KB | L2 Cache | 128 KB |
| 2 | SM Count | 2 |
Board Design
| 15 W | Thermal design power (TDP) | 15 W |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.1 | OpenCL | 1.1 |
| N/A | Vulkan | N/A |
| 5.1 | Shader Model | 5.1 |
| 2.1 | CUDA | 2.1 |