NVIDIA GeForce GT 645 Full Specs
288 Shaders 776MHz |
1GB GDDR591.9GB/s |
·· 894 GFLOPS |
Form Factor PCIe Card |
TDP 140W |
Clock Speed ·· |
Peak OPS 894 GFLOPSFP32 |
FP32 894 GFLOPS |
FP64 74.5 GFLOPS |
Pixel Rate 37.3 GPixel/s |
Texture Rate 74.5 GTexel/s |
Shaders 288 Shaders |
TMUs 48 TMUs |
ROPs 24 ROPs |
SMs 6 SMs |
Boost Clock 776MHz |
Shader Clock 1.55GHz |
L2 Cache 512KB shared |
1GB GDDR5 |
Memory Bus 192-bit |
Memory Speed 3.8GT/s |
Memory Bandwidth 91.9GB/s |
TDP 140W |
Multi-Monitor 2 |
1x Mini HDMI 1.3 |
2x DVI-I Dual-Link |
Decoder Model VP4 |
Form Factor PCIe Card |
PCIe 2-Slots |
Height 111 mm (4.37")Width 210 mm (8.27")Depth 38 mm (1.5") |
Cooling Open-Air 1x Fan |
Manufacturer |
Chip Designer |
Architecture |
Family |
Branding  |
Codename NVCE |
Market Segment Desktop |
Release Date Apr 24, 2012 |
Foundry TSMC |
Fabrication Node 40nm |
Die Size 332mm² |
Transistor Count 1.9 Billion |
Transistor Density 5.87 MTr/mm² |
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