NVIDIA GeForce GT 640 GDDR5 vs NVIDIA GeForce GTX 465
NVIDIA GeForce GT 640 GDDR5
NVIDIA GeForce GTX 465
$279
|
384 Shaders
1GB GDDR5
950MHz
|
352 Shaders
1GB GDDR5
608MHz
|
|
Peak AI Performance
0.73 TOPS
INT32
|
Peak AI Performance
0.86 TOPS
INT32
|
|
FP32
730 GFLOPS
|
FP32
860 GFLOPS
|
|
-
-
|
-
-
|
|
Form Factor
PCIe Card
1.5-Slots
|
Form Factor
PCIe Card
2.0-Slots
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TDP
75W
|
TDP
200W
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-
-
-
-
-
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Power Connectors
2x 6-Pin
-
-
-
|
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GB6 OpenCL N/A
0%
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GB6 OpenCL N/A
0%
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GB6 Metal 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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GB6 Vulkan N/A
0%
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GB5 OpenCL N/A
0%
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GB5 OpenCL N/A
0%
|
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GB5 CUDA N/A
0%
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GB5 CUDA N/A
0%
|
|
GB5 Metal N/A
0%
|
GB5 Metal N/A
0%
|
|
GB5 Vulkan N/A
0%
|
GB5 Vulkan N/A
0%
|
|
OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
|
|
OCT Metal N/A
0%
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OCT Metal N/A
0%
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Manufacturer
NVIDIA
|
Manufacturer
NVIDIA
|
|
Chip Designer
NVIDIA
|
Chip Designer
NVIDIA
|
|
Architecture
Kepler
|
Architecture
Fermi
|
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Family
GeForce 600
|
Family
GeForce 400
|
|
Codename
NVE7
GK107
-
-
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Codename
NVC0
GF100
Variant
GF100-030-A3
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
4/24/2012
|
Release Date
5/31/2010
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
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|
Fabrication Node
28nm
-
|
Fabrication Node
40nm
-
|
|
Die Size
118 mm²
-
|
Die Size
529 mm²
-
|
|
Transistor Count
1.3 Billion
-
|
Transistor Count
3 Billion
-
|
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Transistor Density
10.76M/mm²
-
|
Transistor Density
5.67M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
384 Shaders
-
|
Shading Units
352 Shaders
-
|
|
Texture Mapping Units
32 TMUs
|
Texture Mapping Units
44 TMUs
|
|
Render Output Units
16 ROPs
|
Render Output Units
32 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
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|
Streaming Multiprocessors
2 SMs
|
Streaming Multiprocessors
11 SMs
|
|
-
-
|
-
-
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-
-
|
-
-
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-
-
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-
-
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-
-
-
950MHz
|
-
1215MHz Shader
-
608MHz
|
|
Peak AI Performance
0.73 TOPS
INT32
|
Peak AI Performance
0.86 TOPS
INT32
|
|
-
-
-
|
-
-
-
|
|
-
-
-
-
-
-
|
-
-
-
-
-
-
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|
-
-
-
-
-
-
|
-
-
-
-
-
-
|
|
FP32
730 GFLOPS
-
-
|
FP32
860 GFLOPS
-
-
|
|
FP64
30 GFLOPS
-
|
FP64
110 GFLOPS
-
|
|
-
-
-
-
|
-
-
-
-
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-
-
-
|
-
-
-
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-
-
-
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-
-
-
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-
-
-
-
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-
-
-
-
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INT32
0.73 TOPS
|
INT32
0.86 TOPS
|
|
-
-
|
-
-
|
|
Pixel Fillrate
15.2 GPixel/s
|
Pixel Fillrate
19.456 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
30.4 GTexel/s
|
Texture Fillrate
26.752 GTexel/s
|
|
-
-
|
-
-
|
|
L1
48KB/SM Tex
16KB/SM
-
-
|
L1
-
64KB/SM
-
-
|
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L2
256KB Shared
|
L2
768KB Shared
|
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-
-
-
|
-
-
-
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1GB
GDDR5
-
|
1GB
GDDR5
-
|
|
Bus Width
128Bit
|
Bus Width
256Bit
|
|
Clock
1250MHz
Transfer Rate
5GT/s
Bandwidth
80GB/s
|
Clock
802MHz
Transfer Rate
3.2GT/s
Bandwidth
102.6GB/s
|
|
-
-
-
-
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
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TDP
75W
|
TDP
200W
|
|
-
-
|
-
-
|
|
1x VGA
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.4
-
-
-
-
|
-
-
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x mini-HDMI 1.3
-
-
-
-
-
-
-
-
-
-
-
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|
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
|
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-
-
|
-
-
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Model
NVENC 1
|
No Encoders
-
|
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Codec
-
-
-
-
-
-
-
-
AVC (H.264)
-
-
-
-
-
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-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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Model
NVDEC 1
|
No Decoders
|
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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
3.0
-
-
PureVideo HD
VP5
VDPAU
Feature Set D
|
Shader Model
5.1
CUDA
2.0
-
-
PureVideo HD
VP4
VDPAU
Feature Set C
|
|
-
-
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1x Fan
|
-
-
-
1x Fan
|
|
-
-
-
-
-
-
-
-
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Power Connectors
-
-
2x 6-Pin
-
-
-
-
|
|
Slots Required
1.5
PCIe Version
3.0
PCIe Lanes
16
|
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
|
|
-
-
-
-
|
Multi GPU Support
Supported
Type
4-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
241 mm (9.49 in)
Depth
38 mm (1.5 in)
|
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