NVIDIA GeForce GT 640 GK208 vs NVIDIA GeForce GTX 560 Ti 11SM
NVIDIA GeForce GT 640 GK208
NVIDIA GeForce GTX 560 Ti 11SM
|
384 Shaders
1GB GDDR5
1046MHz
|
352 Shaders
1GB GDDR5
732MHz
|
|
Peak AI Performance
0.8 TOPS
INT32
|
Peak AI Performance
1.03 TOPS
INT32
|
|
FP32
800 GFLOPS
|
FP32
1.03 TFLOPS
|
|
Form Factor
PCIe Card
1.5-Slots
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Form Factor
PCIe Card
2.0-Slots
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TDP
49W
|
TDP
210W
|
|
-
-
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Power Connectors
2x 6-Pin
|
Peak AI Performance
|
|
GeForce GT 640 GK208 - 0.8 TOPS INT32
x1
GeForce GTX 560 Ti 11SM - 1.03 TOPS INT32
x1.29
FP32
|
|
GeForce GT 640 GK208 - 800 GFLOPS FP32
x1
GeForce GTX 560 Ti 11SM - 1.03 TFLOPS FP32
x1.29
|
|
GeForce GT 640 GK208 - 40.1GB/s
x1
GeForce GTX 560 Ti 11SM - 152GB/s
x3.79
|
|
GeForce GT 640 GK208 - 49W
x1
GeForce GTX 560 Ti 11SM - 210W
x4.29
|
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0%
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0%
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0%
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0%
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0%
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0%
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0%
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Manufacturer
NVIDIA
|
Manufacturer
NVIDIA
|
|
Chip Designer
NVIDIA
|
Chip Designer
NVIDIA
|
|
Architecture
Kepler 2
|
Architecture
Fermi
|
|
Family
GeForce 600
|
Family
GeForce 500
|
|
Codename
NV108
GK208
Variant
GK208-400-A1
|
Codename
NVC8
GF110
-
-
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
5/29/2013
|
Release Date
5/30/2011
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
28nm
|
Fabrication Node
40nm
|
|
Die Size
79 mm²
|
Die Size
520 mm²
|
|
Transistor Count
1 Billion
|
Transistor Count
3 Billion
|
|
Transistor Density
12.91M/mm²
|
Transistor Density
5.77M/mm²
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
384 Shaders
|
Shading Units
352 Shaders
|
|
Texture Mapping Units
16 TMUs
|
Texture Mapping Units
44 TMUs
|
|
Render Output Units
8 ROPs
|
Render Output Units
40 ROPs
|
|
Streaming Multiprocessors
2 SMs
|
Streaming Multiprocessors
11 SMs
|
|
-
1046MHz
|
1464MHz Shader
732MHz
|
|
Peak AI Performance
0.8 TOPS
INT32
|
Peak AI Performance
1.03 TOPS
INT32
|
|
FP32
800 GFLOPS
|
FP32
1.03 TFLOPS
|
|
FP64
30 GFLOPS
|
FP64
130 GFLOPS
|
|
INT32
0.8 TOPS
|
INT32
1.03 TOPS
|
|
Pixel Fillrate
8.368 GPixel/s
|
Pixel Fillrate
29.28 GPixel/s
|
|
Texture Fillrate
16.736 GTexel/s
|
Texture Fillrate
32.208 GTexel/s
|
|
L1
48KB/SM Tex
16KB/SM
|
L1
-
64KB/SM
|
|
L2
256KB Shared
|
L2
768KB Shared
|
|
1GB
GDDR5
|
1GB
GDDR5
|
|
Bus Width
64Bit
|
Bus Width
320Bit
|
|
Clock
1252MHz
Transfer Rate
5GT/s
Bandwidth
40.1GB/s
|
Clock
950MHz
Transfer Rate
3.8GT/s
Bandwidth
152GB/s
|
|
TDP
49W
|
TDP
210W
|
|
1x VGA
1x DVI-I Dual-Link
-
1x HDMI 1.4
|
-
2x DVI-I Dual-Link
1x mini-HDMI 1.3
-
|
|
Max Resolution
4096x2304
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
30Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
G-Sync
FreeSync
|
Variable Refresh Rate
-
-
|
|
Display Stream Compression (DSC)
Not Supported
|
Display Stream Compression (DSC)
Not Supported
|
|
Multi Monitor Support
2
|
Multi Monitor Support
2
|
|
No Encoders
|
No Encoders
|
|
Model
NVDEC 1
|
No Decoders
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
AVC (H.264)
|
-
-
-
-
-
|
|
Direct X
12
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_0
|
|
OpenGL
4.6
OpenCL
3.0
Vulkan
1.2
|
OpenGL
4.6
OpenCL
1.1
-
-
|
|
Shader Model
6.5
CUDA
3.5
PureVideo HD
VP5
VDPAU
Feature Set D
|
Shader Model
5.1
CUDA
2.0
PureVideo HD
VP4
VDPAU
Feature Set C
|
|
1x Fan
|
1x Fan
|
|
-
-
|
Power Connectors
2x 6-Pin
|
|
Slots Required
1.5
PCIe Version
2.0
PCIe Lanes
8
|
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
|
|
-
-
-
-
|
Multi GPU Support
Supported
Type
2-way SLI
|
|
Height
111 mm (4.37 in)
Width
145 mm (5.71 in)
Depth
30 mm (1.18 in)
|
Height
111 mm (4.37 in)
Width
229 mm (9.02 in)
Depth
38 mm (1.5 in)
|
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