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 |