Radeon HD 7660G and Radeon HD 7670M Rebrand - video card comparison
Radeon HD 7660G
Radeon HD 7670M Rebrand
Architecture
Terascale 3 (2010−2013)
TeraScale 2 (2009−2015)
GPU code name
Trinity
Whistler
Market segment
Laptop
Desktop
Release date
May 2012
July 2012
Interface
IGP
PCIe 2.0 x16
Boost clock speed
686 MHz
-
Core clock speed
497 MHz
600 MHz
Floating-point performance
-
576.0 gflops
Manufacturing process technology
32 nm
40 nm
Number of transistors
1.3 Million
716 million
Pipelines / CUDA cores
384
480
Power consumption (TDP)
35 Watt
20 Watt
Texture fill rate
16.46
14.40
Memory type
System Shared
GDDR3
Maximum RAM amount
System Shared
1 GB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
1800 MHz
Memory bandwidth
-
28.8 GB/s
Shared memory
+
-
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
11.2 (11_0)
OpenCL
1.2
1.2
OpenGL
4.4
4.4
Shader Model
5.0
5.0
Vulkan
N/A
N/A