Radeon HD 7660G + HD 7670M Dual Graphics and Radeon R7 Graphics - video card comparison
Radeon HD 7660G + HD 7670M Dual Graphics
Radeon R7 Graphics
Architecture
Terascale 2 (2009−2015)
GCN 2.0 (2013−2017)
GPU code name
-
Spectre
Market segment
Laptop
Desktop
Release date
May 2012
January 2014
Interface
-
IGP
Boost clock speed
-
980 MHz
Core clock speed
685 / 600 MHz
686 MHz
Floating-point performance
-
526.8 gflops
Manufacturing process technology
32 nm
28 nm
Number of transistors
-
2,410 million
Pipelines / CUDA cores
862
512
Power consumption (TDP)
-
15 Watt
Texture fill rate
-
31.36
Memory type
DDR3,GDDR5
System Shared
Maximum RAM amount
-
System Shared
Memory bus width
128 Bit
System Shared
Memory clock speed
1800 MHz
System Shared
Shared memory
-
-
Display Connectors
-
No outputs
DirectX
11
12 (12_0)
OpenCL
-
2.0
OpenGL
-
4.6
Shader Model
-
6.0
Vulkan
-
1.2.131