GeForce GT 645 vs GeForce GTX 465

GeForce GT 645
GeForce GTX 465
288 Shaders
1GB GDDR5
776MHz
352 Shaders
1GB GDDR5
608MHz
FP32
0.89 TFLOPS
FP32
0.86 TFLOPS
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Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
140W
TDP
200W
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Power Connectors
2x 6-Pin
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GB5 OpenCL - N/A
0%
GB5 OpenCL - N/A
0%
GB5 CUDA - N/A
0%
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%
OCT 2020.1 - N/A
0%
OCT Metal - N/A
0%
OCT Metal - N/A
0%
Manufacturer
NVIDIA
Manufacturer
NVIDIA
Chip Designer
NVIDIA
Chip Designer
NVIDIA
Architecture
Fermi
Architecture
Fermi
Family
GeForce 600
Family
GeForce 400
Codename
NVCE
GF114
Variant
GF114-400-A1
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
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Foundry
TSMC
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Fabrication Node
40nm
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Fabrication Node
40nm
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Die Size
332 mm²
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Die Size
529 mm²
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Transistor Count
2 Billion
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Transistor Count
3 Billion
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Transistor Density
5.87M/mm²
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Transistor Density
5.67M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
288 Shaders
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Shading Units
352 Shaders
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Texture Mapping Units
48 TMUs
Texture Mapping Units
44 TMUs
Render Output Units
24 ROPs
Render Output Units
32 ROPs
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Streaming Multiprocessors
6 SMs
Streaming Multiprocessors
11 SMs
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1552MHz Shader
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776MHz
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1215MHz Shader
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608MHz
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FP32
0.89 TFLOPS
FP32
0.86 TFLOPS
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FP64
0.07 TFLOPS
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FP64
0.07 TFLOPS
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Pixel Fillrate
18.624 GPixel/s
Pixel Fillrate
19.456 GPixel/s
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Texture Fillrate
37.248 GTexel/s
Texture Fillrate
26.752 GTexel/s
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L1
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64KB/SM
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L1
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64KB/SM
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L2
512KB Shared
L2
768KB Shared
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1GB
GDDR5
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1GB
GDDR5
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Bus Width
192Bit
Bus Width
256Bit
Clock
957MHz
Transfer Rate
3.8GT/s
Bandwidth
91.9GB/s
Clock
802MHz
Transfer Rate
3.2GT/s
Bandwidth
102.6GB/s
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TDP
140W
TDP
200W
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2x DVI-I Dual-Link
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1x mini-HDMI 1.3
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2x DVI-I Dual-Link
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1x mini-HDMI 1.3
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Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Variable Refresh Rate
-
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Variable Refresh Rate
-
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Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
2
Multi Monitor Support
2
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No Encoders
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No Encoders
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No Decoders
No Decoders
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Direct X
12
Direct 3D
11_0
Direct X
12
Direct 3D
11_0
OpenGL
4.6
OpenCL
1.1
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OpenGL
4.6
OpenCL
1.1
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Shader Model
5.1
CUDA
2.1
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PureVideo HD
VP4
VDPAU
Feature Set C
Shader Model
5.1
CUDA
2.0
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PureVideo HD
VP4
VDPAU
Feature Set C
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1x Fan
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1x Fan
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Power Connectors
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2x 6-Pin
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Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
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Multi GPU Support
Supported
Type
4-way SLI
Height
111 mm (4.37 in)
Width
210 mm (8.27 in)
Depth
38 mm (1.5 in)
Height
111 mm (4.37 in)
Width
241 mm (9.49 in)
Depth
38 mm (1.5 in)
Change Results