Radeon R6 (Kaveri) and Radeon R2 (Stoney Ridge) - video card comparison
Radeon R6 (Kaveri)
Radeon R2 (Stoney Ridge)
Architecture
GCN 1.1 (2014)
GCN 1.2/2.0 (2015−2016)
GPU code name
Kaveri
Stoney Ridge
Market segment
Laptop
Laptop
Release date
June 2014
June 2016
Boost clock speed
654 MHz
600 MHz
Core clock speed
533 MHz
-
Manufacturing process technology
28 nm
28 nm
Number of transistors
2410 Million
3100 Million
Pipelines / CUDA cores
384
128
Power consumption (TDP)
-
15 Watt
Memory bus width
64/128 Bit
64 Bit
Shared memory
+
+
DirectX
12 (FL 12_0)
12 (FL 12_0)
Vulkan
-
+