AMD Radeon HD 7670M vs AMD Radeon HD 8670M
AMD Radeon HD 7670M
AMD Radeon HD 8670M
|
480 Shaders
1GB GDDR5
600MHz
|
384 Shaders
1GB DDR3
825MHz
|
|
Peak AI Performance
580 GFLOPS
FP32
|
Peak AI Performance
630 GFLOPS
FP32
|
|
FP32
580 GFLOPS
|
FP32
630 GFLOPS
|
|
Form Factor
Soldered
|
Form Factor
Soldered
|
|
TDP
25W
|
TDP
25W
|
Peak AI Performance
|
|
Radeon HD 7670M - 580 GFLOPS FP32
x1
Radeon HD 8670M - 630 GFLOPS FP32
x1.09
FP32
|
|
Radeon HD 7670M - 580 GFLOPS FP32
x1
Radeon HD 8670M - 630 GFLOPS FP32
x1.09
|
|
Radeon HD 7670M - 57.6GB/s
x4
Radeon HD 8670M - 14.4GB/s
x1
|
|
Radeon HD 7670M - 25W
x1
Radeon HD 8670M - 25W
x1
|
|
Radeon HD 7670M - GB6 OpenCL 1,430
x1
Radeon HD 8670M - GB6 OpenCL 5,525
x3.86
|
Manufacturer
AMD
|
Manufacturer
AMD
|
|
Chip Designer
AMD
|
Chip Designer
AMD
|
|
Architecture
TeraScale 2
|
Architecture
GCN 1
|
|
Family
Radeon HD 7000
|
Family
Radeon HD 8000
|
|
Codename
Turks
RV930
Variant
Thames Pro
|
Codename
Oland
-
Variant
Mars XT
|
|
Market Segment
Laptop
|
Market Segment
Laptop
|
|
Release Date
1/7/2012
|
Release Date
1/8/2013
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
40nm
|
Fabrication Node
28nm
|
|
Die Size
118 mm²
|
Die Size
90 mm²
|
|
Transistor Count
716 Million
|
Transistor Count
1 Billion
|
|
Transistor Density
6.07M/mm²
|
Transistor Density
11.56M/mm²
|
|
Form
Soldered
|
Form
Soldered
|
|
Shading Units
480 Shaders
|
Shading Units
384 Shaders
|
|
Texture Mapping Units
24 TMUs
|
Texture Mapping Units
24 TMUs
|
|
Render Output Units
8 ROPs
|
Render Output Units
8 ROPs
|
|
Compute Units
6 CUs
|
Compute Units
6 CUs
|
|
-
600MHz
|
775MHz Base
825MHz
|
|
Peak AI Performance
580 GFLOPS
FP32
|
Peak AI Performance
630 GFLOPS
FP32
|
|
FP32
580 GFLOPS
|
FP32
630 GFLOPS
|
|
-
-
|
FP64
40 GFLOPS
|
|
Pixel Fillrate
4.8 GPixel/s
|
Pixel Fillrate
6.6 GPixel/s
|
|
Texture Fillrate
14.4 GTexel/s
|
Texture Fillrate
19.8 GTexel/s
|
|
L1
8KB/CU
|
L1
16KB/CU
|
|
L2
256KB Shared
|
L2
256KB Shared
|
|
1GB
GDDR5
|
1GB
DDR3
|
|
Bus Width
128Bit
|
Bus Width
64Bit
|
|
Clock
900MHz
Transfer Rate
3.6GT/s
Bandwidth
57.6GB/s
|
Clock
900MHz
Transfer Rate
1.8GT/s
Bandwidth
14.4GB/s
|
|
TDP
25W
|
TDP
25W
|
|
Max Resolution
2560x1600
|
Max Resolution
4096x2160
|
|
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
3
|
|
No Encoders
-
|
Model
VCE 1.0
|
|
-
-
|
Codec
AVC (H.264)
|
|
Model
UVD 3.0
|
Model
UVD 4.0
|
|
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
11
Direct 3D
11_0
|
Direct X
12
Direct 3D
11_1
|
|
OpenGL
4.5
OpenCL
1.2
-
-
|
OpenGL
4.6
OpenCL
2.1
Vulkan
1.2
|
|
Shader Model
5.0
GFX
4
|
Shader Model
6.5
GFX
6
|
|
Not a Card
|
Not a Card
|
|
PCIe Version
2.1
PCIe Lanes
16
|
PCIe Version
3.0
PCIe Lanes
8
|
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