AMD Radeon HD 7950M vs AMD Radeon HD 6970M
AMD Radeon HD 7950M
AMD Radeon HD 6970M
|
1280 Shaders
2GB GDDR5
700MHz
|
960 Shaders
1GB GDDR5
680MHz
|
|
Peak AI Performance
1.79 TFLOPS
FP32
|
Peak AI Performance
1.31 TFLOPS
FP32
|
|
FP32
1.79 TFLOPS
|
FP32
1.31 TFLOPS
|
|
Form Factor
MXM-B
|
Form Factor
MXM-B
|
|
TDP
75W
|
TDP
75W
|
Peak AI Performance
|
|
Radeon HD 7950M - 1.79 TFLOPS FP32
x1.37
Radeon HD 6970M - 1.31 TFLOPS FP32
x1
FP32
|
|
Radeon HD 7950M - 1.79 TFLOPS FP32
x1.37
Radeon HD 6970M - 1.31 TFLOPS FP32
x1
|
|
Radeon HD 7950M - 128GB/s
x1.11
Radeon HD 6970M - 115.2GB/s
x1
|
|
Radeon HD 7950M - 75W
x1
Radeon HD 6970M - 75W
x1
|
Manufacturer
AMD
|
Manufacturer
AMD
|
|
Chip Designer
AMD
|
Chip Designer
AMD
|
|
Architecture
GCN 1
|
Architecture
TeraScale 2
|
|
Family
Radeon HD 7000
|
Family
Radeon HD 6000
|
|
Codename
Pitcairn
-
Variant
Wimbledon XT
|
Codename
Barts
RV940
Variant
Blackcomb XT
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
4/24/2012
|
Release Date
1/4/2011
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
28nm
|
Fabrication Node
40nm
|
|
Die Size
212 mm²
|
Die Size
255 mm²
|
|
Transistor Count
2.8 Billion
|
Transistor Count
1.7 Billion
|
|
Transistor Density
13.21M/mm²
|
Transistor Density
6.67M/mm²
|
|
Form
MXM-B
|
Form
MXM-B
|
|
Shading Units
1280 Shaders
|
Shading Units
960 Shaders
|
|
Texture Mapping Units
80 TMUs
|
Texture Mapping Units
48 TMUs
|
|
Render Output Units
32 ROPs
|
Render Output Units
32 ROPs
|
|
Compute Units
20 CUs
|
Compute Units
12 CUs
|
|
700MHz
|
680MHz
|
|
Peak AI Performance
1.79 TFLOPS
FP32
|
Peak AI Performance
1.31 TFLOPS
FP32
|
|
FP32
1.79 TFLOPS
|
FP32
1.31 TFLOPS
|
|
FP64
110 GFLOPS
|
-
-
|
|
Pixel Fillrate
22.4 GPixel/s
|
Pixel Fillrate
21.76 GPixel/s
|
|
Texture Fillrate
56 GTexel/s
|
Texture Fillrate
32.64 GTexel/s
|
|
L1
16KB/CU
|
L1
8KB/CU
|
|
L2
512KB Shared
|
L2
512KB Shared
|
|
2GB
GDDR5
|
1GB
GDDR5
|
|
Bus Width
256Bit
|
Bus Width
256Bit
|
|
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
128GB/s
|
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
115.2GB/s
|
|
TDP
75W
|
TDP
75W
|
|
Max Resolution
4096x2160
|
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
3
|
Multi Monitor Support
2
|
|
Model
VCE 1.0
|
No Encoders
-
|
|
Codec
AVC (H.264)
|
-
-
|
|
Model
UVD 4.0
|
Model
UVD 3.0
|
|
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
AVC (H.264)
|
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
AVC (H.264)
|
|
Direct X
12
Direct 3D
11_1
|
Direct X
11
Direct 3D
11_0
|
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
OpenGL
4.5
OpenCL
1.2
-
-
|
|
Shader Model
6.5
GFX
6
|
Shader Model
5.0
GFX
4
|
|
Not a Card
|
Not a Card
|
|
PCIe Version
3.0
PCIe Lanes
16
|
PCIe Version
2.1
PCIe Lanes
16
|
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