GeForce GT 320 vs GeForce GT 420

GeForce GT 320
GeForce GT 420
72 Shaders
1GB GDDR3
540MHz
48 Shaders
512MB GDDR3
700MHz
FP32
0.19 TFLOPS
FP32
0.13 TFLOPS
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Form Factor
PCIe Card
1.0-Slots
Form Factor
PCIe Card
1.0-Slots
TDP
43W
TDP
50W
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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
Tesla 2
Architecture
Fermi
Family
GeForce 300
Family
GeForce 400
Codename
NVA3
GT215
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Codename
NVC1
GF108
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Market Segment
Desktop
Market Segment
Desktop
Release Date
2/1/2010
Release Date
9/3/2010
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
144 mm²
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Die Size
116 mm²
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Transistor Count
727 Million
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Transistor Count
585 Million
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Transistor Density
5.05M/mm²
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Transistor Density
5.04M/mm²
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Form
PCIe Card
Form
PCIe Card
Shading Units
72 Shaders
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Shading Units
48 Shaders
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Texture Mapping Units
24 TMUs
Texture Mapping Units
4 TMUs
Render Output Units
8 ROPs
Render Output Units
4 ROPs
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Streaming Multiprocessors
9 SMs
Streaming Multiprocessors
1 SM
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1302MHz Shader
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540MHz
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1400MHz Shader
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700MHz
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FP32
0.19 TFLOPS
FP32
0.13 TFLOPS
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FP64
0.02 TFLOPS
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FP64
0.01 TFLOPS
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Pixel Fillrate
4.32 GPixel/s
Pixel Fillrate
2.8 GPixel/s
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Texture Fillrate
12.96 GTexel/s
Texture Fillrate
2.8 GTexel/s
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L1
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Unknown
L1
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64KB/SM
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L2
64KB Shared
L2
256KB Shared
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1GB
GDDR3
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512MB
GDDR3
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Bus Width
128Bit
Bus Width
128Bit
Clock
790MHz
Transfer Rate
1.6GT/s
Bandwidth
25.3GB/s
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
28.8GB/s
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TDP
43W
TDP
50W
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1x VGA
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1x DVI-I Dual-Link
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1x HDMI 1.3
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1x VGA
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1x DVI-I Dual-Link
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1x 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
11
Direct 3D
10_1
Direct X
12
Direct 3D
11_0
OpenGL
3.3
OpenCL
1.1
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OpenGL
4.6
OpenCL
1.1
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Shader Model
4.1
CUDA
1.2
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PureVideo HD
VP4
VDPAU
Feature Set C
Shader Model
5.1
CUDA
2.1
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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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Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
Multi GPU Support
Supported
Type
3-way SLI
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Height
69 mm (2.72 in)
Width
168 mm (6.61 in)
Depth
20 mm (0.79 in)
Height
69 mm (2.72 in)
Width
145 mm (5.71 in)
Depth
20 mm (0.79 in)
Change Results