AMD Radeon HD 6970 vs ATI Radeon HD 5870

AMD Radeon HD 6970 $369
ATI Radeon HD 5870 $379
1536 Shaders
2GB GDDR5
880MHz
1600 Shaders
1GB GDDR5
850MHz
Peak AI Performance
2.7 TFLOPS
FP32
Peak AI Performance
2.72 TFLOPS
FP32
FP32
2.7 TFLOPS
FP32
2.72 TFLOPS
Form Factor
PCIe Card
2.0-Slots
Form Factor
PCIe Card
2.0-Slots
TDP
250W
TDP
188W
Power Connectors
1x 6-Pin
1x 8-Pin
Power Connectors
2x 6-Pin
-

Peak AI Performance

  • Same Performance vs Radeon HD 5870
  • Same Performance vs Radeon HD 6970
Radeon HD 6970 - 2.7 TFLOPS FP32
x1
Radeon HD 5870 - 2.72 TFLOPS FP32
x1.01

FP32

  • Same Performance vs Radeon HD 5870
  • Same Performance vs Radeon HD 6970
Radeon HD 6970 - 2.7 TFLOPS FP32
x1
Radeon HD 5870 - 2.72 TFLOPS FP32
x1.01
  • 15% faster vs Radeon HD 5870
  • 13% slower vs Radeon HD 6970
Radeon HD 6970 - 176GB/s
x1.15
Radeon HD 5870 - 153.6GB/s
x1
  • 33% higher vs Radeon HD 5870
  • 25% lower vs Radeon HD 6970
Radeon HD 6970 - 250W
x1.33
Radeon HD 5870 - 188W
x1
  • 3.74x faster vs Radeon HD 5870
  • 73% slower vs Radeon HD 6970
Radeon HD 6970 - GB6 OpenCL 6,915
x3.74
Radeon HD 5870 - GB6 OpenCL 1,850
x1
Manufacturer
AMD
Manufacturer
ATI
Chip Designer
AMD
Chip Designer
ATI
Architecture
TeraScale 3
Architecture
TeraScale 2
Family
Radeon HD 6000
Family
Radeon HD 5000
Codename
Cayman
RV970
Variant
Cayman XT
Codename
Cypress
RV870
Variant
Cypress XT
Market Segment
Desktop
Market Segment
Desktop
Release Date
12/15/2010
Release Date
9/23/2009
Foundry
TSMC
Foundry
TSMC
Fabrication Node
40nm
Fabrication Node
40nm
Die Size
389 mm²
Die Size
334 mm²
Transistor Count
2.6 Billion
Transistor Count
2.2 Billion
Transistor Density
6.79M/mm²
Transistor Density
6.45M/mm²
Form
PCIe Card
Form
PCIe Card
Shading Units
1536 Shaders
Shading Units
1600 Shaders
Texture Mapping Units
96 TMUs
Texture Mapping Units
80 TMUs
Render Output Units
32 ROPs
Render Output Units
32 ROPs
Compute Units
24 CUs
Compute Units
20 CUs
880MHz
850MHz
Peak AI Performance
2.7 TFLOPS
FP32
Peak AI Performance
2.72 TFLOPS
FP32
FP32
2.7 TFLOPS
FP32
2.72 TFLOPS
FP64
680 GFLOPS
FP64
540 GFLOPS
Pixel Fillrate
28.16 GPixel/s
Pixel Fillrate
27.2 GPixel/s
Texture Fillrate
84.48 GTexel/s
Texture Fillrate
68 GTexel/s
L1
8KB/CU
L1
8KB/CU
L2
512KB Shared
L2
512KB Shared
2GB
GDDR5
1GB
GDDR5
Bus Width
256Bit
Bus Width
256Bit
Clock
1375MHz
Transfer Rate
5.5GT/s
Bandwidth
176GB/s
Clock
1200MHz
Transfer Rate
4.8GT/s
Bandwidth
153.6GB/s
TDP
250W
TDP
188W
2x DVI-I Dual-Link
2x mini-DisplayPort 1.1
-
1x HDMI 1.3
2x DVI-I Dual-Link
-
1x DisplayPort 1.1
1x HDMI 1.3
Max Resolution
2560x1600
Max Resolution
2560x1600
Max Resolution Refresh Rate
60Hz
Max Resolution Refresh Rate
60Hz
Display Stream Compression (DSC)
Not Supported
Display Stream Compression (DSC)
Not Supported
Multi Monitor Support
3
Multi Monitor Support
2
No Encoders
No Encoders
Model
UVD 3.1
Model
UVD 2.2
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
AVC (H.264)
Codec
-
-
-
VC-1
AVC (H.264)
Direct X
11
Direct 3D
11_0
Direct X
11
Direct 3D
11_0
OpenGL
4.5
OpenCL
1.2
OpenGL
4.5
OpenCL
1.2
Shader Model
5.0
GFX
5
Shader Model
5.0
GFX
4
1x Fan
1x Fan
Power Connectors
1x 6-Pin
1x 8-Pin
Power Connectors
2x 6-Pin
-
Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
Slots Required
2.0
PCIe Version
2.1
PCIe Lanes
16
Multi GPU Support
Supported
Type
4-way CrossFireX
Multi GPU Support
Supported
Type
4-way CrossFireX
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)
Change Comparison