AMD Radeon HD 7670 vs AMD Radeon HD 8570
AMD Radeon HD 7670
AMD Radeon HD 8570
|
480 Shaders
1GB GDDR5
800MHz
|
384 Shaders
2GB GDDR5
730MHz
|
|
Peak AI Performance
770 GFLOPS
FP32
|
Peak AI Performance
560 GFLOPS
FP32
|
|
FP32
770 GFLOPS
|
FP32
560 GFLOPS
|
|
Form Factor
PCIe Card
1.0-Slots
|
Form Factor
PCIe Card
1.0-Slots
|
|
TDP
66W
|
TDP
66W
|
Peak AI Performance
|
|
Radeon HD 7670 - 770 GFLOPS FP32
x1.38
Radeon HD 8570 - 560 GFLOPS FP32
x1
FP32
|
|
Radeon HD 7670 - 770 GFLOPS FP32
x1.38
Radeon HD 8570 - 560 GFLOPS FP32
x1
|
|
Radeon HD 7670 - 64GB/s
x1
Radeon HD 8570 - 73.6GB/s
x1.15
|
|
Radeon HD 7670 - 66W
x1
Radeon HD 8570 - 66W
x1
|
|
Radeon HD 7670 - GB6 OpenCL 1,625
x1
Radeon HD 8570 - GB6 OpenCL 6,495
x4
|
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
Turks XT
|
Codename
Oland
-
Variant
Oland XT
|
|
Market Segment
Desktop
|
Market Segment
Desktop
|
|
Release Date
1/5/2012
|
Release Date
1/8/2013
|
|
Foundry
TSMC
|
Foundry
TSMC
|
|
Fabrication Node
40nm
|
Fabrication Node
28nm
|
|
Die Size
118 mm²
|
Die Size
77 mm²
|
|
Transistor Count
716 Million
|
Transistor Count
950 Million
|
|
Transistor Density
6.07M/mm²
|
Transistor Density
12.34M/mm²
|
|
Form
PCIe Card
|
Form
PCIe Card
|
|
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
|
|
800MHz
|
730MHz
|
|
Peak AI Performance
770 GFLOPS
FP32
|
Peak AI Performance
560 GFLOPS
FP32
|
|
FP32
770 GFLOPS
|
FP32
560 GFLOPS
|
|
-
-
|
FP64
40 GFLOPS
|
|
Pixel Fillrate
6.4 GPixel/s
|
Pixel Fillrate
5.84 GPixel/s
|
|
Texture Fillrate
19.2 GTexel/s
|
Texture Fillrate
17.52 GTexel/s
|
|
L1
8KB/CU
|
L1
16KB/CU
|
|
L2
256KB Shared
|
L2
256KB Shared
|
|
1GB
GDDR5
|
2GB
GDDR5
|
|
Bus Width
128Bit
|
Bus Width
128Bit
|
|
Clock
1000MHz
Transfer Rate
4GT/s
Bandwidth
64GB/s
|
Clock
1150MHz
Transfer Rate
4.6GT/s
Bandwidth
73.6GB/s
|
|
TDP
66W
|
TDP
66W
|
|
-
-
-
|
1x DVI-I Dual-Link
1x DisplayPort 1.2
1x HDMI 1.4
|
|
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
|
|
1x Fan
|
1x Fan
|
|
Slots Required
1.0
PCIe Version
2.1
PCIe Lanes
16
|
Slots Required
1.0
PCIe Version
3.0
PCIe Lanes
8
|
|
-
-
-
-
|
Multi GPU Support
Supported
Type
2-way CrossFireX
|
Copy Link