ATI Radeon HD 3870 X2 vs ATI Radeon HD 4710
ATI Radeon HD 3870 X2
$449
ATI Radeon HD 4710
|
2x 320 Shaders
1024MB (2x 512MB) GDDR4
825MHz
|
320 Shaders
1GB GDDR3
750MHz
|
|
Peak AI Performance
1.06 TFLOPS
FP32
|
Peak AI Performance
480 GFLOPS
FP32
|
|
FP32
1.06 TFLOPS
|
FP32
480 GFLOPS
|
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-
-
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-
-
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Form Factor
PCIe Card
2.0-Slots
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Form Factor
PCIe Card
1.0-Slots
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TDP
165W
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TDP
59W
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Power Connectors
1x 6-Pin
1x 8-Pin
-
-
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Power Connectors
1x 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%
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GB5 Metal N/A
0%
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GB5 Metal N/A
0%
|
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GB5 Vulkan N/A
0%
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GB5 Vulkan N/A
0%
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OCT 2020.1 N/A
0%
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OCT 2020.1 N/A
0%
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OCT Metal N/A
0%
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OCT Metal N/A
0%
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Manufacturer
ATI
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Manufacturer
ATI
|
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Chip Designer
ATI
|
Chip Designer
ATI
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Architecture
TeraScale 1
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Architecture
TeraScale 1
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Family
Radeon HD 3000
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Family
Radeon HD 4000
|
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Codename
Boom
R680
Variant
R680 XT
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Codename
Wekiva
RV770
Variant
RV770 CE
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Market Segment
Desktop
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Market Segment
Desktop
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Release Date
1/28/2008
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Release Date
9/10/2008
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Foundry
TSMC
-
|
Foundry
TSMC
-
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Fabrication Node
55nm
-
|
Fabrication Node
55nm
-
|
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Die Size
2x 192 mm²
-
|
Die Size
256 mm²
-
|
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Transistor Count
2x 666 Million
-
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Transistor Count
956 Million
-
|
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Transistor Density
3.47M/mm²
-
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Transistor Density
3.73M/mm²
-
|
|
Form
PCIe Card
|
Form
PCIe Card
|
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Shading Units
2x 320 Shaders
-
|
Shading Units
320 Shaders
-
|
|
Texture Mapping Units
2x 16 TMUs
|
Texture Mapping Units
32 TMUs
|
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Render Output Units
2x 16 ROPs
|
Render Output Units
8 ROPs
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-
-
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-
-
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-
-
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-
-
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-
-
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-
-
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Compute Units
2x 4 CUs
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Compute Units
8 CUs
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-
-
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-
-
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-
-
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-
-
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-
-
-
825MHz
|
-
-
-
750MHz
|
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Peak AI Performance
1.06 TFLOPS
FP32
|
Peak AI Performance
480 GFLOPS
FP32
|
|
-
-
-
|
-
-
-
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-
-
-
-
-
-
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-
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-
-
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-
-
-
-
-
-
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-
-
-
-
-
-
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FP32
1.06 TFLOPS
-
-
|
FP32
480 GFLOPS
-
-
|
|
FP64
210 GFLOPS
-
|
FP64
100 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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-
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-
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-
-
-
-
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-
-
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-
-
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-
-
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-
-
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Pixel Fillrate
13.2 GPixel/s
|
Pixel Fillrate
6 GPixel/s
|
|
-
-
|
-
-
|
|
Texture Fillrate
13.2 GTexel/s
|
Texture Fillrate
24 GTexel/s
|
|
-
-
|
-
-
|
|
L1
-
-
-
Unknown
|
L1
-
-
16KB/CU
-
|
|
L2
256KB Shared
|
L2
256KB Shared
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-
-
-
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-
-
-
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1024MB (2x 512MB)
GDDR4
-
|
1GB
GDDR3
-
|
|
Bus Width
256Bit
|
Bus Width
128Bit
|
|
Clock
1125MHz
Transfer Rate
2.3GT/s
Bandwidth
72GB/s
|
Clock
800MHz
Transfer Rate
1.6GT/s
Bandwidth
25.6GB/s
|
|
-
-
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-
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-
-
-
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TDP
165W
|
TDP
59W
|
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-
-
|
-
-
|
|
-
1x S-Video
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
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-
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1x S-Video
-
-
-
-
-
-
2x DVI-I Dual-Link
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
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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
|
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-
-
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-
-
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No Encoders
-
|
No Encoders
-
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-
-
-
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-
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-
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Model
UVD 1.0
|
Model
UVD 2.0
|
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Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
Codec
-
-
-
-
VC-1
-
-
-
AVC (H.264)
-
-
-
-
-
|
|
Direct X
10
Direct 3D
10_1
|
Direct X
10
Direct 3D
10_1
|
|
OpenGL
3.3
OpenCL
1.1
-
-
|
OpenGL
3.3
OpenCL
1.1
-
-
|
|
Shader Model
4.1
-
-
GFX
3
-
-
-
-
|
Shader Model
4.1
-
-
GFX
3
-
-
-
-
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|
-
-
-
1x Fan
|
-
-
-
1x Fan
|
|
Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
-
-
|
Power Connectors
-
-
1x 6-Pin
-
-
-
-
|
|
Slots Required
2.0
PCIe Version
2.0
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
2.0
PCIe Lanes
16
|
|
Multi GPU Support
Supported
Type
2-way CrossFireX
|
Multi GPU Support
Supported
Type
2-way CrossFireX
|
|
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