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NVIDIA GeForce GT 640
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NVIDIA GeForce GT 640 Rev. 2
NVIDIA GeForce GT 610 PCIe x1
NVIDIA GeForce GT 640
This is a GPU manufactured with TSMC 28nm process, based on Nvidia Kepler architecture and released on Jun 2012. It features 1.27 billion transistors, 384 CUDA cores and 2GB DDR3 memory, with 256KB L2 cache, theoretical performance of 692.7GFLOPS, with total power consumption of 65W.
Graphics Card
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Release Date
Jun 2012
Generation
GeForce 600
Type
Desktop
Bus Interface
PCIe 3.0 x16
Clock Speeds
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Memory Clock
891 MHz
Memory
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Memory Size
2GB
Memory Type
DDR3
Memory Bus
128bit
Bandwidth
28.51GB/s
Render Config
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Shading Units
384
TMUs
32
ROPs
16
L1 Cache
16 KB (per SMX)
L2 Cache
256 KB
Theoretical Performance
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Pixel Rate
7.216 GPixel/s
Texture Rate
28.86 GTexel/s
FP32 (float)
692.7 GFLOPS
FP64 (double)
28.86 GFLOPS
Graphics Processor
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GPU Name
GK107
GPU Variant
GK107-300-A2
Architecture
Kepler
Foundry
TSMC
Process Size
28 nm
Transistors
1.27 billion
Die Size
118 mm²
Board Design
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TDP
65W
Suggested PSU
250 W
Outputs
1x DVI
1x HDMI 1.4a
1x DisplayPort 1.2
1x HDMI 1.4a
1x DisplayPort 1.2
Power Connectors
None
Graphics Features
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DirectX
12 (11_0)
OpenGL
4.6
OpenCL
3.0
Vulkan
1.1
CUDA
3.0
Shader Model
5.1
Rankings
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FP32 (float)
3DMark Time Spy
3DMark Time Spy Extreme
Blender
OctaneBench
