Maxwell GPU Surface Book and Radeon HD 7660G - video card comparison
Maxwell GPU Surface Book
Radeon HD 7660G
Architecture
Maxwell (2014−2018)
Terascale 3 (2010−2013)
GPU code name
Surface Book
Trinity
Market segment
Laptop
Laptop
Release date
October 2015
May 2012
Interface
-
IGP
Boost clock speed
993 MHz
686 MHz
Core clock speed
954 MHz
497 MHz
Manufacturing process technology
28 nm
32 nm
Number of transistors
-
1.3 Million
Pipelines / CUDA cores
384
384
Power consumption (TDP)
-
35 Watt
Texture fill rate
-
16.46
Memory type
GDDR5
System Shared
Maximum RAM amount
1 GB
System Shared
Memory bus width
64 Bit
System Shared
Memory clock speed
5012 MHz
System Shared
Shared memory
-
+
Display Connectors
-
No outputs
DirectX
12 (FL 11_0)
11.2 (11_0)
CUDA
+
-
OpenCL
-
1.2
OpenGL
-
4.4
Shader Model
-
5.0
Vulkan
-
N/A
Optimus
+
-