NVIDIA GeForce GT 640M LE Specs
NVIDIA GeForce GT 640M LE
|
96 Shaders
1GB GDDR5
762MHz
|
|
Peak Performance
0.1 TOPS
INT32
|
|
FP32
0.1 TFLOPS
|
|
-
-
|
|
Form Factor
Soldered
-
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TDP
32W
|
|
-
-
-
-
-
|
|
GB6 OpenCL N/A
0%
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|
GB6 Metal N/A
0%
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|
GB6 Vulkan N/A
0%
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GB5 OpenCL N/A
0%
|
|
GB5 CUDA N/A
0%
|
|
GB5 Metal N/A
0%
|
|
GB5 Vulkan N/A
0%
|
|
OCT 2020.1 N/A
0%
|
|
OCT Metal N/A
0%
|
|
Manufacturer
NVIDIA
|
|
Chip Designer
NVIDIA
|
|
Architecture
Fermi
|
|
Family
GeForce 600
|
|
Codename
NVC1
GF108
Variant
N13P-LP
|
|
Market Segment
Laptop
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|
Release Date
3/22/2012
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|
Foundry
TSMC
-
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Fabrication Node
40nm
-
|
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Die Size
585 mm²
-
|
|
Transistor Count
116 Million
-
|
|
Transistor Density
0.20M/mm²
-
|
|
Form
Soldered
|
|
Shading Units
96 Shaders
-
|
|
Texture Mapping Units
16 TMUs
|
|
Render Output Units
4 ROPs
|
|
-
-
|
|
-
-
|
|
Streaming Multiprocessors
2 SMs
|
|
-
-
|
|
-
-
|
|
-
-
|
|
-
500MHz Shader
762MHz Base
762MHz
|
|
Peak Performance
0.1 TOPS
INT32
|
|
-
-
-
|
|
-
-
-
-
-
-
|
|
-
-
-
-
-
-
|
|
FP32
0.1 TFLOPS
-
-
|
|
FP64
0.01 TFLOPS
-
|
|
-
-
-
-
|
|
-
-
-
|
|
-
-
-
|
|
-
-
-
-
|
|
INT32
0.1 TOPS
|
|
-
-
|
|
Pixel Fillrate
3.048 GPixel/s
|
|
-
-
|
|
Texture Fillrate
12.192 GTexel/s
|
|
-
-
|
|
L1
-
64KB/SM
-
-
|
|
L2
256KB Shared
|
|
-
-
-
|
|
1GB
GDDR5
-
|
|
Bus Width
128Bit
|
|
Clock
783MHz
Transfer Rate
3.1GT/s
Bandwidth
50.1GB/s
|
|
-
-
-
-
-
-
-
-
-
|
|
TDP
32W
|
|
-
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
No Ports
|
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
|
-
-
|
|
No Encoders
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
No Decoders
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
Direct X
12
Direct 3D
11_0
|
|
OpenGL
4.6
OpenCL
1.1
-
-
|
|
Shader Model
5.1
CUDA
2.1
-
-
PureVideo HD
VP4
VDPAU
Feature Set C
|
|
Not a Card
-
-
-
|
|
-
-
-
-
-
-
-
-
|
|
-
-
PCIe Version
2.0
PCIe Lanes
16
|
|
-
-
-
-
|
|
-
-
-
-
-
-
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