Radeon HD 7670M and Radeon R2 (Stoney Ridge) - video card comparison
Radeon HD 7670M
Radeon R2 (Stoney Ridge)
Architecture
Terascale 2 (2009−2015)
GCN 1.2/2.0 (2015−2016)
GPU code name
Thames XT
Stoney Ridge
Market segment
Laptop
Laptop
Release date
June 2011
June 2016
Interface
PCIe 2.0 x16
-
Boost clock speed
-
600 MHz
Core clock speed
600 MHz
-
Floating-point performance
576.0 gflops
-
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
3100 Million
Pipelines / CUDA cores
480
128
Power consumption (TDP)
20 Watt
15 Watt
Texture fill rate
14.40
-
Memory type
DDR3, (GDDR5)
-
Maximum RAM amount
2 GB
-
Memory bus width
128 Bit
64 Bit
Memory clock speed
1800 MHz
-
Memory bandwidth
28.8 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
+