AMD Radeon HD 6390 vs NVIDIA GeForce GT 640 GF116
AMD Radeon HD 6390
$23
NVIDIA GeForce GT 640 GF116
|
320 Shaders
512MB DDR2
550MHz
|
144 Shaders
2GB DDR3
720MHz
|
|
Peak AI Performance
350 GFLOPS
FP32
|
Peak AI Performance
0.42 TOPS
INT32
|
|
FP32
350 GFLOPS
|
FP32
420 GFLOPS
|
|
Form Factor
PCIe Card
1.0-Slots
|
Form Factor
PCIe Card
1.5-Slots
|
|
TDP
39W
|
TDP
75W
|
Peak AI Performance
|
|
Radeon HD 6390 - 350 GFLOPS FP32
x1
GeForce GT 640 GF116 - 0.42 TOPS INT32
x1.2
FP32
|
|
Radeon HD 6390 - 350 GFLOPS FP32
x1
GeForce GT 640 GF116 - 420 GFLOPS FP32
x1.2
|
|
Radeon HD 6390 - 16GB/s
x1
GeForce GT 640 GF116 - 42.8GB/s
x2.68
|
|
Radeon HD 6390 - 39W
x1
GeForce GT 640 GF116 - 75W
x1.92
|
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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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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0%
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0%
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0%
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Manufacturer
AMD
|
Manufacturer
NVIDIA
|
|
Chip Designer
AMD
|
Chip Designer
NVIDIA
|
|
Architecture
TeraScale 2
|
Architecture
Fermi
|
|
Family
Radeon HD 6000
|
Family
GeForce 600
|
|
Codename
Redwood
RV830
Variant
Redwood Pro
|
Codename
NVCF
GF116
-
-
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
7/4/2011
|
Release Date
4/24/2012
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
40nm
|
Fabrication Node
40nm
|
|
Die Size
104 mm²
|
Die Size
238 mm²
|
|
Transistor Count
627 Million
|
Transistor Count
1.2 Billion
|
|
Transistor Density
6.03M/mm²
|
Transistor Density
4.92M/mm²
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
Shading Units
320 Shaders
|
Shading Units
144 Shaders
|
|
Texture Mapping Units
16 TMUs
|
Texture Mapping Units
24 TMUs
|
|
Render Output Units
8 ROPs
|
Render Output Units
24 ROPs
|
|
-
-
|
Streaming Multiprocessors
3 SMs
|
|
Compute Units
4 CUs
|
-
-
|
|
-
550MHz
|
1440MHz Shader
720MHz
|
|
Peak AI Performance
350 GFLOPS
FP32
|
Peak AI Performance
0.42 TOPS
INT32
|
|
FP32
350 GFLOPS
|
FP32
420 GFLOPS
|
|
-
-
|
FP64
40 GFLOPS
|
|
-
-
|
INT32
0.42 TOPS
|
|
Pixel Fillrate
4.4 GPixel/s
|
Pixel Fillrate
17.28 GPixel/s
|
|
Texture Fillrate
8.8 GTexel/s
|
Texture Fillrate
17.28 GTexel/s
|
|
L1
-
8KB/CU
|
L1
64KB/SM
-
|
|
L2
256KB Shared
|
L2
384KB Shared
|
|
512MB
DDR2
|
2GB
DDR3
|
|
Bus Width
128Bit
|
Bus Width
192Bit
|
|
Clock
500MHz
Transfer Rate
1GT/s
Bandwidth
16GB/s
|
Clock
891MHz
Transfer Rate
1.8GT/s
Bandwidth
42.8GB/s
|
|
TDP
39W
|
TDP
75W
|
|
1x VGA
1x DVI-I Dual-Link
1x HDMI 1.3
|
1x VGA
1x DVI-I Dual-Link
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
|
|
Model
UVD 2.2
|
No Decoders
|
|
Codec
VC-1
AVC (H.264)
|
-
-
|
|
Direct X
11
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_0
|
|
OpenGL
4.5
OpenCL
1.2
|
OpenGL
4.6
OpenCL
1.1
|
|
Shader Model
5.0
-
-
GFX
4
-
-
-
-
|
Shader Model
5.1
CUDA
2.1
-
-
PureVideo HD
VP4
VDPAU
Feature Set C
|
|
-
|
1x Fan
|
|
Slots Required
1.0
PCIe Version
2.1
PCIe Lanes
16
|
Slots Required
1.5
PCIe Version
2.0
PCIe Lanes
16
|
|
-
-
-
-
-
-
|
Height
111 mm (4.37 in)
Width
145 mm (5.71 in)
Depth
30 mm (1.18 in)
|
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