Radeon HD 8670M and Radeon HD 8670A - video card comparison
Radeon HD 8670M
Radeon HD 8670A
Architecture
GCN (2011−2017)
GCN 1.0 (2012−2020)
GPU code name
Sun
Sun
Market segment
Laptop
Desktop
Release date
November 2012
February 2013
Interface
PCIe 3.0 x8
MXM-A (3.0)
Boost clock speed
825 MHz
-
Core clock speed
775 MHz
600 MHz
Floating-point performance
633.6 gflops
384.0 gflops
Manufacturing process technology
28 nm
28 nm
Number of transistors
690 million
690 million
Pipelines / CUDA cores
384
320
Power consumption (TDP)
-
45 Watt
Texture fill rate
19.50
12.00
Memory type
DDR3
DDR3
Maximum RAM amount
2 GB
1 GB
Memory bus width
64 Bit
64 Bit
Memory clock speed
2000 MHz
2000 MHz
Memory bandwidth
16 GB/s
16 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (11_1)
12 (11_1)
OpenCL
1.2
1.2
OpenGL
4.6
4.6
Shader Model
5.1
5.1
Vulkan
1.2.131
1.2.131