Maxwell GPU Surface Book and Radeon R2 (Stoney Ridge) - video card comparison
Maxwell GPU Surface Book
Radeon R2 (Stoney Ridge)
Architecture
Maxwell (2014−2018)
GCN 1.2/2.0 (2015−2016)
GPU code name
Surface Book
Stoney Ridge
Market segment
Laptop
Laptop
Release date
October 2015
June 2016
Boost clock speed
993 MHz
600 MHz
Core clock speed
954 MHz
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
-
3100 Million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
-
15 Watt
Memory type
GDDR5
-
Maximum RAM amount
1 GB
-
Memory bus width
64 Bit
64 Bit
Memory clock speed
5012 MHz
-
Shared memory
-
+
DirectX
12 (FL 11_0)
12 (FL 12_0)
CUDA
+
-
Vulkan
-
+
Optimus
+
-