GeForce GT 420 vs Radeon HD 4450
GeForce GT 420
Radeon HD 4450
|
48 Shaders
512MB GDDR3
700MHz
|
80 Shaders
512MB DDR2
600MHz
|
|
FP32
0.13 TFLOPS
|
FP32
0.1 TFLOPS
|
|
-
-
|
-
-
|
|
Form Factor
PCIe Card
1.0-Slots
|
Form Factor
PCIe Card
1.0-Slots
|
|
TDP
50W
|
TDP
25W
|
|
-
-
-
-
-
|
-
-
-
-
-
|
|
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
ATI
|
|
Chip Designer
NVIDIA
|
Chip Designer
ATI
|
|
Architecture
Fermi
|
Architecture
TeraScale 1
|
|
Family
GeForce 400
|
Family
Radeon HD 4000
|
|
Codename
NVC1
GF108
-
-
|
Codename
Luigi
RV710
Variant
RV710
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
9/3/2010
|
Release Date
11/18/2011
|
|
Foundry
TSMC
-
|
Foundry
TSMC
-
|
|
Fabrication Node
40nm
-
|
Fabrication Node
55nm
-
|
|
Die Size
116 mm²
-
|
Die Size
73 mm²
-
|
|
Transistor Count
585 Million
-
|
Transistor Count
242 Million
-
|
|
Transistor Density
5.04M/mm²
-
|
Transistor Density
3.32M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
48 Shaders
-
|
Shading Units
80 Shaders
-
|
|
Texture Mapping Units
4 TMUs
|
Texture Mapping Units
8 TMUs
|
|
Render Output Units
4 ROPs
|
Render Output Units
4 ROPs
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
Streaming Multiprocessors
1 SM
|
-
-
|
|
-
-
|
Compute Units
1 CU
|
|
-
-
|
-
-
|
|
-
-
|
-
-
|
|
-
1400MHz Shader
-
700MHz
|
-
-
-
600MHz
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
-
-
-
|
-
-
-
|
|
FP32
0.13 TFLOPS
|
FP32
0.1 TFLOPS
|
|
-
-
|
-
-
|
|
FP64
0.01 TFLOPS
-
|
-
-
-
|
|
-
-
|
-
-
|
|
-
-
-
|
-
-
-
|
|
Pixel Fillrate
2.8 GPixel/s
|
Pixel Fillrate
2.4 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
2.8 GTexel/s
|
Texture Fillrate
4.8 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
64KB/SM
-
-
|
L1
-
-
16KB/CU
-
|
|
L2
256KB Shared
|
L2
64KB Shared
|
|
-
-
-
|
-
-
-
|
|
512MB
GDDR3
-
|
512MB
DDR2
-
|
|
Bus Width
128Bit
|
Bus Width
64Bit
|
|
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
28.8GB/s
|
Clock
400MHz
Transfer Rate
800MT/s
Bandwidth
6.4GB/s
|
|
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
|
|
TDP
50W
|
TDP
25W
|
|
-
-
|
-
-
|
|
1x VGA
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.3
-
-
-
-
-
|
-
-
-
-
-
-
-
-
1x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
1x DisplayPort 1.0
-
-
-
-
-
-
-
-
-
-
-
-
1x HDMI 1.3
-
-
-
-
-
|
|
Max Resolution
2560x1600
|
Max Resolution
2560x1600
|
|
Max Resolution Refresh Rate
60Hz
|
Max Resolution Refresh Rate
60Hz
|
|
Variable Refresh Rate
-
-
-
|
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
-
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
|
No Decoders
|
Model
UVD 2.2
|
|
-
-
-
-
-
-
-
-
-
-
-
-
-
-
|
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
12
Direct 3D
11_0
|
Direct X
10
Direct 3D
10_1
|
|
OpenGL
4.6
OpenCL
1.1
-
-
|
OpenGL
3.3
OpenCL
1.1
-
-
|
|
Shader Model
5.1
CUDA
2.1
-
-
PureVideo HD
VP4
VDPAU
Feature Set C
|
Shader Model
4.1
-
-
GFX
3
-
-
-
-
|
|
-
-
-
1x Fan
|
-
-
-
-
|
|
-
-
-
-
-
-
-
-
|
-
-
-
-
-
-
-
-
|
|
Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
|
|
-
-
-
-
|
-
-
-
-
|
|
Height
69 mm (2.72 in)
Width
145 mm (5.71 in)
Depth
20 mm (0.79 in)
|
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