NVIDIA GeForce GT 540M vs NVIDIA GeForce GT 555M Full Specs
96 Shaders 672MHz | 144 Shaders 675MHz |
1GB DDR328.8GB/s | 1GB GDDR550.2GB/s |
·· 258.1 GFLOPS | ·· 433.7 GFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP 35W | TDP 35W |
GeForce GT 540M258 GFLOPSFP32GeForce GT 555M433.7 GFLOPSFP32Clock Speed ·· | Clock Speed ··· |
Peak OPS 258.1 GFLOPSFP32 | Peak OPS 433.7 GFLOPSFP32 |
FP32 258.1 GFLOPS | FP32 433.7 GFLOPS |
FP64 21.5 GFLOPS | FP64 36.14 GFLOPS |
Pixel Rate 5.4 GPixel/s | Pixel Rate 36.1 GPixel/s |
Texture Rate 21.5 GTexel/s | Texture Rate 36.1 GTexel/s |
Shaders 96 Shaders | Shaders 144 Shaders |
TMUs 16 TMUs | TMUs 24 TMUs |
ROPs 4 ROPs | ROPs 24 ROPs |
SMs 2 SMs | SMs 3 SMs |
Base Clock - | Base Clock 590MHz |
Boost Clock 672MHz | Boost Clock 675MHz |
Shader Clock 1.34GHz | Shader Clock 1.51GHz |
L2 Cache 256KB shared | L2 Cache 384KB shared |
1GB DDR3 | 1GB GDDR5 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 1.8GT/s | Memory Speed 3.1GT/s |
Memory Bandwidth 28.8GB/s | Memory Bandwidth 50.2GB/s |
TDP 35W | TDP 35W |
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 NVC3 |
Market Segment Laptop | Market Segment Laptop |
Release Date Jan 5, 2011 | Release Date Jan 5, 2011 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 40nm | Fabrication Node 40nm |
Die Size 116mm² | Die Size 238mm² |
Transistor Count 585 Million | Transistor Count 1.2 Billion |
Transistor Density 5.04 MTr/mm² | Transistor Density 4.92 MTr/mm² |
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Laptops - | Laptops |