Radeon HD 7470M and Radeon R2 (Stoney Ridge) - video card comparison
Radeon HD 7470M
Radeon R2 (Stoney Ridge)
Architecture
Terascale 2 (2009−2015)
GCN 1.2/2.0 (2015−2016)
GPU code name
Seymour XT / XTX
Stoney Ridge
Market segment
Laptop
Laptop
Release date
December 2011
June 2016
Interface
PCIe 2.0 x16
-
Boost clock speed
800 MHz
600 MHz
Core clock speed
750 / 800 MHz
-
Floating-point performance
240.0 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
370 million
3100 Million
Pipelines / CUDA cores
160
128
Power consumption (TDP)
7 Watt
15 Watt
Texture fill rate
6.400
-
Memory type
DDR3/GDDR5
-
Maximum RAM amount
512 MB
-
Memory bus width
64 Bit
64 Bit
Memory clock speed
3200 / 1800 MHz
-
Memory bandwidth
14.4 GB/s
-
Shared memory
-
+
Display Connectors
No outputs
-
DirectX
11.2 (11_0)
12 (FL 12_0)
OpenCL
1.2
-
OpenGL
4.4
-
Shader Model
5.0
-
Vulkan
N/A
+