Radeon HD 7660D and Radeon HD 6750M Mac Edition - video card comparison
Radeon HD 7660D
Radeon HD 6750M Mac Edition
Architecture
Terascale 3 (2010−2013)
TeraScale 2 (2009−2015)
GPU code name
Trinity
Whistler
Market segment
Desktop
Desktop
Release date
September 2012
April 2011
Interface
IGP
MXM-A (3.0)
Boost clock speed
800 MHz
-
Core clock speed
633 MHz
598 MHz
Floating-point performance
-
574.1 gflops
Manufacturing process technology
32 nm
40 nm
Number of transistors
1,303 million
716 million
Pipelines / CUDA cores
384
480
Power consumption (TDP)
100 Watt
35 Watt
Texture fill rate
19.20
14.35
Memory type
System Shared
GDDR5
Maximum RAM amount
System Shared
512 MB
Memory bus width
System Shared
128 Bit
Memory clock speed
System Shared
3176 MHz
Memory bandwidth
-
50.82 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