NVIDIA GeForce 820M vs NVIDIA GeForce 845M Full Specs
96 Shaders 719MHz | 384 Shaders 1.15GHz |
2GB DDR316GB/s | 2GB GDDR540GB/s |
·· 366.3 GFLOPS | ·· 883.2 GFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 15W | TDP 33W |
GeForce 820M366.3 GFLOPSFP32GeForce 845M883.2 GFLOPSFP32Clock Speed ··· | Clock Speed ··· |
Peak OPS 366.3 GFLOPSFP32 | Peak OPS 883.2 GFLOPSFP32 |
FP32 366.3 GFLOPS | FP32 883.2 GFLOPS |
FP64 30.53 GFLOPS | FP64 27.6 GFLOPS |
Pixel Rate 7.6 GPixel/s | Pixel Rate 18.4 GPixel/s |
Texture Rate 30.5 GTexel/s | Texture Rate 36.8 GTexel/s |
Shaders 96 Shaders | Shaders 384 Shaders |
TMUs 16 TMUs | TMUs 32 TMUs |
ROPs 4 ROPs | ROPs 16 ROPs |
SMs 2 SMs | SMs 3 SMs |
Base Clock 719MHz | Base Clock 1.07GHz |
Boost Clock 719MHz | Boost Clock 1.15GHz |
Shader Clock 1.91GHz | Shader Clock - |
L2 Cache 256KB shared | L2 Cache 1MB shared |
2GB DDR3 | 2GB GDDR5 |
Memory Bus 64-bit | Memory Bus 64-bit |
Memory Speed 2GT/s | Memory Speed 5GT/s |
Memory Bandwidth 16GB/s | Memory Bandwidth 40GB/s |
TDP 15W | TDP 33W |
Multi-Monitor 2 | Multi-Monitor 2 |
Decoder Model VP5 | Decoder Model VP6 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename NVD7 | Codename NV118 |
Chip Variant N13M-GS | Chip Variant - |
Market Segment Laptop | Market Segment Laptop |
Release Date Feb 1, 2014 | Release Date Feb 7, 2015 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 28nm | Fabrication Node 28nm |
Die Size 116mm² | Die Size 89mm² |
Transistor Count 585 Million | Transistor Count 1.1 Billion |
Transistor Density 5.04 MTr/mm² | Transistor Density 12.61 MTr/mm² |
No images available
No images available