NVIDIA GeForce GT 640 GK208 Full Specs
384 Shaders 1.05GHz |
1GB GDDR540.1GB/s |
·· 803.3 GFLOPS |
Form Factor PCIe Card |
TDP 49W |
Clock Speed ·· |
Peak OPS 803.3 GFLOPSFP32 |
FP32 803.3 GFLOPS |
FP64 33.47 GFLOPS |
Pixel Rate 8.4 GPixel/s |
Texture Rate 16.7 GTexel/s |
Shaders 384 Shaders |
TMUs 16 TMUs |
ROPs 8 ROPs |
SMs 2 SMs |
Boost Clock 1.05GHz |
L2 Cache 256KB shared |
1GB GDDR5 |
Memory Bus 64-bit |
Memory Speed 5GT/s |
Memory Bandwidth 40.1GB/s |
TDP 49W |
Multi-Monitor 2 |
1x HDMI 1.4 |
1x DVI-I Dual-Link |
1x VGA |
Decoder Model NVDEC 1 |
Form Factor PCIe Card |
PCIe 1.5-Slots |
Height 111 mm (4.37")Width 145 mm (5.71")Depth 30 mm (1.18") |
Cooling Open-Air 1x Fan |
Manufacturer |
Chip Designer |
Architecture |
Family |
Branding  |
Codename NV108 |
Chip Variant GK208-301-A1 |
Market Segment Desktop |
Release Date May 29, 2013 |
Foundry TSMC |
Fabrication Node 28nm |
Die Size 79mm² |
Transistor Count 1 Billion |
Transistor Density 12.91 MTr/mm² |
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