AMD Radeon HD 6970 vs ATI Radeon HD 5870
AMD Radeon HD 6970
$369
ATI Radeon HD 5870
$379
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1536 Shaders
2GB GDDR5
880MHz
|
1600 Shaders
1GB GDDR5
850MHz
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Peak AI Performance
2.7 TFLOPS
FP32
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Peak AI Performance
2.72 TFLOPS
FP32
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FP32
2.7 TFLOPS
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FP32
2.72 TFLOPS
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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
2.0-Slots
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TDP
250W
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TDP
188W
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Power Connectors
1x 6-Pin
1x 8-Pin
-
-
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Power Connectors
2x 6-Pin
-
-
-
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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
AMD
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Manufacturer
ATI
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Chip Designer
AMD
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Chip Designer
ATI
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Architecture
TeraScale 3
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Architecture
TeraScale 2
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Family
Radeon HD 6000
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Family
Radeon HD 5000
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Codename
Cayman
RV970
Variant
Cayman XT
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Codename
Cypress
RV870
Variant
Cypress XT
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Market Segment
Desktop
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Market Segment
Desktop
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Release Date
12/15/2010
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Release Date
9/23/2009
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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
389 mm²
-
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Die Size
334 mm²
-
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Transistor Count
2.6 Billion
-
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Transistor Count
2.2 Billion
-
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Transistor Density
6.79M/mm²
-
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Transistor Density
6.45M/mm²
-
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Form
PCIe Card
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Form
PCIe Card
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Shading Units
1536 Shaders
-
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Shading Units
1600 Shaders
-
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Texture Mapping Units
96 TMUs
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Texture Mapping Units
80 TMUs
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Render Output Units
32 ROPs
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Render Output Units
32 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
24 CUs
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Compute Units
20 CUs
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-
-
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-
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-
-
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-
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-
-
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880MHz
|
-
-
-
850MHz
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Peak AI Performance
2.7 TFLOPS
FP32
|
Peak AI Performance
2.72 TFLOPS
FP32
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-
-
-
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-
-
-
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-
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-
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FP32
2.7 TFLOPS
-
-
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FP32
2.72 TFLOPS
-
-
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FP64
680 GFLOPS
-
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FP64
540 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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Pixel Fillrate
28.16 GPixel/s
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Pixel Fillrate
27.2 GPixel/s
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-
-
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-
-
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Texture Fillrate
84.48 GTexel/s
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Texture Fillrate
68 GTexel/s
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-
-
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-
-
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L1
-
-
8KB/CU
-
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L1
-
-
8KB/CU
-
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L2
512KB Shared
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L2
512KB Shared
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-
-
-
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-
-
-
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2GB
GDDR5
-
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1GB
GDDR5
-
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Bus Width
256Bit
|
Bus Width
256Bit
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|
Clock
1375MHz
Transfer Rate
5.5GT/s
Bandwidth
176GB/s
|
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
153.6GB/s
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TDP
250W
|
TDP
188W
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-
-
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-
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-
-
-
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2x DVI-I Dual-Link
-
-
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2x mini-DisplayPort 1.1
-
-
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1x HDMI 1.3
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-
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-
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2x DVI-I Dual-Link
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-
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1x DisplayPort 1.1
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-
-
-
-
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1x HDMI 1.3
-
-
-
-
-
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Max Resolution
2560x1600
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Max Resolution
2560x1600
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Max Resolution Refresh Rate
60Hz
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Max Resolution Refresh Rate
60Hz
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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
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Multi Monitor Support
3
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Multi Monitor Support
2
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-
-
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-
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No Encoders
-
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No Encoders
-
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Model
UVD 3.1
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Model
UVD 2.2
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Codec
MPEG-1
MPEG-2
MPEG-4
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VC-1
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-
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AVC (H.264)
-
-
-
-
-
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Codec
-
-
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VC-1
-
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AVC (H.264)
-
-
-
-
-
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Direct X
11
Direct 3D
11_0
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Direct X
11
Direct 3D
11_0
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OpenGL
4.5
OpenCL
1.2
-
-
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OpenGL
4.5
OpenCL
1.2
-
-
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Shader Model
5.0
-
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GFX
5
-
-
-
-
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Shader Model
5.0
-
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GFX
4
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-
-
-
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-
-
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1x Fan
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-
-
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1x Fan
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Power Connectors
-
-
1x 6-Pin
1x 8-Pin
-
-
-
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Power Connectors
-
-
2x 6-Pin
-
-
-
-
|
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Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
|
Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
|
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Multi GPU Support
Supported
Type
4-way CrossFireX
|
Multi GPU Support
Supported
Type
4-way CrossFireX
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Height
126 mm (4.96 in)
Width
286 mm (11.26 in)
Depth
42 mm (1.65 in)
|
Height
111 mm (4.37 in)
Width
280 mm (11.02 in)
Depth
37 mm (1.46 in)
|
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