Radeon HD 7670A and Radeon HD 8730A - video card comparison
Radeon HD 7670A
Radeon HD 8730A
Architecture
TeraScale 2 (2009−2015)
GCN 1.0 (2012−2020)
GPU code name
Turks
Mars
Market segment
Desktop
Desktop
Release date
January 2012
April 2013
Interface
MXM-A (3.0)
PCIe 3.0 x8
Boost clock speed
-
700 MHz
Core clock speed
600 MHz
650 MHz
Floating-point performance
576.0 gflops
537.6 gflops
Manufacturing process technology
40 nm
28 nm
Number of transistors
716 million
950 million
Pipelines / CUDA cores
480
384
Power consumption (TDP)
45 Watt
-
Texture fill rate
14.40
16.80
Memory type
GDDR5
DDR3
Maximum RAM amount
1 GB
1 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
4000 MHz
2000 MHz
Memory bandwidth
64 GB/s
32 GB/s
Display Connectors
No outputs
No outputs
DirectX
11.2 (11_0)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.4
4.6
Shader Model
5.0
5.1
Vulkan
N/A
1.2.131