ATI Mobility Radeon HD 4650 vs NVIDIA GeForce GT 555M Full Specs
320 Shaders 550MHz | 144 Shaders 675MHz |
524MB GDDR325.6GB/s | 1GB GDDR550.2GB/s |
·· 352 GFLOPS | ·· 433.7 GFLOPS |
Form Factor Soldered | Form Factor Soldered |
TDP - | TDP 35W |
Mobility Radeon HD 4650352 GFLOPSFP32
GeForce GT 555M433.7 GFLOPSFP32Clock Speed ·· | Clock Speed ··· |
Peak OPS 352 GFLOPSFP32 | Peak OPS 433.7 GFLOPSFP32 |
FP32 352 GFLOPS | FP32 433.7 GFLOPS |
- | FP64 36.14 GFLOPS |
Pixel Rate 4.4 GPixel/s | Pixel Rate 36.1 GPixel/s |
Texture Rate 17.6 GTexel/s | Texture Rate 36.1 GTexel/s |
Shaders 320 Shaders | Shaders 144 Shaders |
TMUs 32 TMUs | TMUs 24 TMUs |
ROPs 8 ROPs | ROPs 24 ROPs |
CUs 4 CUs | SMs 3 SMs |
Base Clock - | Base Clock 590MHz |
Boost Clock 550MHz | Boost Clock 675MHz |
Shader Clock - | Shader Clock 1.51GHz |
L2 Cache 256KB shared | L2 Cache 384KB shared |
524MB GDDR3 | 1GB GDDR5 |
Memory Bus 128-bit | Memory Bus 128-bit |
Memory Speed 1.6GT/s | Memory Speed 3.1GT/s |
Memory Bandwidth 25.6GB/s | Memory Bandwidth 50.2GB/s |
TDP - | TDP 35W |
Multi-Monitor 2 | Multi-Monitor 2 |
Decoder Model UVD 2.0 | Decoder Model VP4 |
Form Factor Soldered | Form Factor Soldered |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename Mario | Codename NVC3 |
Chip Variant RV730 Pro | Chip Variant - |
Market Segment Laptop | Market Segment Laptop |
Release Date Jan 9, 2009 | Release Date Jan 5, 2011 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 55nm | Fabrication Node 40nm |
Die Size 146mm² | Die Size 238mm² |
Transistor Count 514 Million | Transistor Count 1.2 Billion |
Transistor Density 3.52 MTr/mm² | Transistor Density 4.92 MTr/mm² |
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Laptops - | Laptops |