Radeon HD 8670M and Radeon HD 7470M - video card comparison
Passmark - benchmark score Radeon HD 8670M vs Radeon HD 7470M
Radeon HD 8670M
536
Radeon HD 7470M
419
Radeon HD 8670M
Radeon HD 7470M
Architecture
GCN (2011−2017)
Terascale 2 (2009−2015)
GPU code name
Sun
Seymour XT / XTX
Market segment
Laptop
Laptop
Release date
November 2012
December 2011
Interface
PCIe 3.0 x8
PCIe 2.0 x16
Boost clock speed
825 MHz
800 MHz
Core clock speed
775 MHz
750 / 800 MHz
Floating-point performance
633.6 gflops
240.0 gflops
Manufacturing process technology
28 nm
40 nm
Number of transistors
690 million
370 million
Pipelines / CUDA cores
384
160
Power consumption (TDP)
-
7 Watt
Texture fill rate
19.50
6.400
Memory type
DDR3
DDR3/GDDR5
Maximum RAM amount
2 GB
512 MB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
3200 / 1800 MHz
Memory bandwidth
16 GB/s
14.4 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.6
4.4
Shader Model
5.1
5.0
Vulkan
1.2.131
N/A