NVIDIA GeForce 820A vs NVIDIA GeForce GT 720M
What is the difference between NVIDIA GeForce 820A and NVIDIA GeForce GT 720M. Find out which graphics card has better performance.
Graphics Processor (GPU)
| GF117 | GPU Name | GK208 |
| N15V-GM | Model number | GT 720M |
| Fermi 2.0 | Architecture | Kepler 2.0 |
| TSMC | Foundry | TSMC |
| 28 nm | Process Size | 28 nm |
| 585 million | Transistors | 1,020 million |
| 116 mm² | Die Size | 87 mm² |
Graphics Card
| Mar 17th, 2014 | Release Date | Dec 25th, 2013 |
| GeForce 800A | Family | GeForce 700M |
| End-of-life | Production | End-of-life |
| GeForce 700A | Predecessor | GeForce 600M |
| PCIe 2.0 x16 | Bus Interface | PCIe 2.0 x8 |
Memory
| 1024 MB | Memory Size | 2 GB |
| DDR3 | Memory Type | DDR3 |
| 64 bit | Memory Bus | 64 bit |
| 14.40 GB/s | Bandwidth | 12.80 GB/s |
Performance
| 3.100 GPixel/s | Pixel fillrate | 3.032 GPixel/s |
| 12.40 GTexel/s | Texture fillrate | 12.13 GTexel/s |
| 297.6 GFLOPS | FP32 (float) performance | 291.1 GFLOPS |
| 24.80 GFLOPS (1:12) | FP64 (double) performance | 12.13 GFLOPS (1:24) |
Clock Speeds
| 900 MHz 1800 Mbps effective | Memory Clock | 800 MHz 1600 Mbps effective |
Render Config
| 96 | Shading Units | 192 |
| 16 | TMUs | 16 |
| 8 | ROPs | 8 |
| 64 KB (per SM) | L1 Cache | 16 KB (per SMX) |
| 128 KB | L2 Cache | 512 KB |
Board Design
| 15 W | Thermal design power (TDP) | 33 W |
| No outputs | Display Connectors | No outputs |
API support
| 12 (11_0) | DirectX | 12 (11_0) |
| 4.6 | OpenGL | 4.6 |
| 1.1 | OpenCL | 3.0 |
| N/A | Vulkan | 1.1 |
| 5.1 | Shader Model | 5.1 |
| 2.1 | CUDA | 3.5 |