NVIDIA GeForce GT 640M LE vs NVIDIA GeForce GTX 670M Full Specs
96 Shaders 762MHz | 336 Shaders 620MHz |
1GB GDDR550.1GB/s | 2GB GDDR572GB/s |
·· 96 GFLOPS | ·· 833.3 GFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 32W | TDP 75W |
GeForce GT 640M LE96 GFLOPSFP32GeForce GTX 670M833.3 GFLOPSFP32Clock Speed ··· | Clock Speed ·· |
Peak OPS 96 GFLOPSFP32 | Peak OPS 833.3 GFLOPSFP32 |
FP32 96 GFLOPS | FP32 833.3 GFLOPS |
FP64 8 GFLOPS | FP64 69.44 GFLOPS |
Pixel Rate 2 GPixel/s | Pixel Rate 29.8 GPixel/s |
Texture Rate 8 GTexel/s | Texture Rate 69.4 GTexel/s |
Shaders 96 Shaders | Shaders 336 Shaders |
TMUs 16 TMUs | TMUs 56 TMUs |
ROPs 4 ROPs | ROPs 24 ROPs |
SMs 2 SMs | SMs 7 SMs |
Base Clock 762MHz | Base Clock - |
Boost Clock 762MHz | Boost Clock 620MHz |
Shader Clock 500MHz | Shader Clock 1.24GHz |
L2 Cache 256KB shared | L2 Cache 512KB shared |
1GB GDDR5 | 2GB GDDR5 |
Memory Bus 128-bit | Memory Bus 192-bit |
Memory Speed 3.1GT/s | Memory Speed 3GT/s |
Memory Bandwidth 50.1GB/s | Memory Bandwidth 72GB/s |
TDP 32W | TDP 75W |
Multi-Monitor 2 | Multi-Monitor 2 |
Decoder Model VP4 | Decoder Model VP4 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding |
Codename NVC1 | Codename NVCE |
Market Segment Laptop | Market Segment Laptop |
Release Date Mar 22, 2012 | Release Date Apr 1, 2012 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 40nm | Fabrication Node 40nm |
Die Size 116mm² | Die Size 332mm² |
Transistor Count 585 Million | Transistor Count 1.9 Billion |
Transistor Density 5.04 MTr/mm² | Transistor Density 5.87 MTr/mm² |
No images available
No images available