NVIDIA GeForce GT 640M Full Specs
384 Shaders 625MHz |
1GB GDDR564GB/s |
·· 480 GFLOPS |
Form Factor Soldered |
TDP 32W |
Clock Speed ·· |
Peak OPS 480 GFLOPSFP32 |
FP32 480 GFLOPS |
FP64 20 GFLOPS |
Pixel Rate 10 GPixel/s |
Texture Rate 20 GTexel/s |
Shaders 384 Shaders |
TMUs 32 TMUs |
ROPs 16 ROPs |
SMs 2 SMs |
Boost Clock 625MHz |
L2 Cache 256KB shared |
1GB GDDR5 |
Memory Bus 128-bit |
Memory Speed 4GT/s |
Memory Bandwidth 64GB/s |
TDP 32W |
Multi-Monitor 3 |
Encoder Model NVENC 1 |
Decoder Model NVDEC 1 |
Form Factor Soldered |
Manufacturer |
Chip Designer |
Architecture |
Family |
Branding  |
Codename NVE7 |
Market Segment Laptop |
Release Date Mar 22, 2012 |
Foundry TSMC |
Fabrication Node 28nm |
Die Size 118mm² |
Transistor Count 1.3 Billion |
Transistor Density 10.76 MTr/mm² |
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