Radeon R7 (Bristol Ridge) and Radeon R2 (Stoney Ridge) - video card comparison
Radeon R7 (Bristol Ridge)
Radeon R2 (Stoney Ridge)
Architecture
GCN 1.2 (2015−2016)
GCN 1.2/2.0 (2015−2016)
GPU code name
Bristol Ridge
Stoney Ridge
Market segment
Laptop
Laptop
Release date
June 2016
June 2016
Boost clock speed
900 MHz
600 MHz
Manufacturing process technology
28 nm
28 nm
Number of transistors
2410 Million
3100 Million
Pipelines / CUDA cores
512
128
Power consumption (TDP)
12-45 Watt
15 Watt
Memory bus width
64/128 Bit
64 Bit
Shared memory
+
+
DirectX
12 (FL 12_0)
12 (FL 12_0)
Vulkan
-
+