NVIDIA GeForce GT 640 GF116 vs NVIDIA GeForce GTX TITAN Full Specs
144 Shaders 720MHz | 2,688 Shaders 993MHz |
2GB DDR342.8GB/s | 6GB GDDR5288.4GB/s |
·· 414.7 GFLOPS | ·· 5.34 TFLOPS |
Form Factor PCIe Card | Form Factor PCIe Card |
TDP 75W | TDP 230W |
Power Connectors - | Power Connectors 1x 8-Pin 1x 6-Pin |
GeForce GT 640 GF116414.7 GFLOPSFP32
GeForce GTX TITAN5.34 TFLOPSFP32Clock Speed ·· | Clock Speed ··· |
Peak OPS 414.7 GFLOPSFP32 | Peak OPS 5.34 TFLOPSFP32 |
FP32 414.7 GFLOPS | FP32 5.34 TFLOPS |
FP64 34.56 GFLOPS | FP64 1.78 TFLOPS |
Pixel Rate 34.6 GPixel/s | Pixel Rate 47.7 GPixel/s |
Texture Rate 34.6 GTexel/s | Texture Rate 222.4 GTexel/s |
Shaders 144 Shaders | Shaders 2,688 Shaders |
TMUs 24 TMUs | TMUs 224 TMUs |
ROPs 24 ROPs | ROPs 48 ROPs |
SMs 3 SMs | SMs 14 SMs |
Base Clock - | Base Clock 837MHz |
Boost Clock 720MHz | Boost Clock 993MHz |
Shader Clock 1.44GHz | Shader Clock - |
L2 Cache 384KB shared | L2 Cache 1.5MB shared |
2GB DDR3 | 6GB GDDR5 |
Memory Bus 192-bit | Memory Bus 384-bit |
Memory Speed 1.8GT/s | Memory Speed 6GT/s |
Memory Bandwidth 42.8GB/s | Memory Bandwidth 288.4GB/s |
TDP 75W | TDP 230W |
Multi-Monitor 2 | Multi-Monitor 2 |
- | 1x DisplayPort 1.2 |
- | 1x HDMI 1.4 |
1x HDMI 1.3 | - |
- | 1x DVI-D Dual-Link |
1x DVI-I Dual-Link | 1x DVI-I Dual-Link |
1x VGA | - |
- | Encoder Model NVENC 1 |
Decoder Model VP4 | Decoder Model NVDEC 1 |
Form Factor PCIe Card | Form Factor PCIe Card |
PCIe 1.5-Slots | PCIe 2-Slots |
Height 111 mm (4.37")Width 145 mm (5.71")Depth 30 mm (1.18") | Height 111 mm (4.37")Width 267 mm (10.51")Depth 38 mm (1.5") |
Cooling Open-Air 1x Fan | Cooling Blower 1x Fan |
Power Connectors - | Power Connectors 1x 8-Pin, 1x 6-Pin |
Manufacturer | Manufacturer |
Chip Designer | Chip Designer |
Architecture | Architecture |
Family | Family |
Branding  | Branding  |
Codename NVCF | Codename NVF0 |
Chip Variant - | Chip Variant GK110-400-A1 |
Market Segment Desktop | Market Segment Desktop |
Release Date Apr 24, 2012 | Release Date Feb 21, 2013 |
Foundry TSMC | Foundry TSMC |
Fabrication Node 40nm | Fabrication Node 28nm |
Die Size 238mm² | Die Size 561mm² |
Transistor Count 1.2 Billion | Transistor Count 7.1 Billion |
Transistor Density 4.92 MTr/mm² | Transistor Density 12.62 MTr/mm² |
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