Radeon RX 480 Mobile and Radeon HD 7970M - video card comparison
Radeon RX 480 Mobile
Radeon HD 7970M
Architecture
Polaris (2016−2019)
GCN (2011−2017)
GPU code name
Polaris
Wimbledon XT
Market segment
Laptop
Laptop
Release date
August 2016
May 2012
Interface
MXM-B (3.0)
MXM-B (3.0)
Supplementary power connectors
-
None
Boost clock speed
1077 MHz
-
Core clock speed
-
850 MHz
Floating-point performance
4,963 gflops
2,176 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
5,700 million
2,800 million
Pipelines / CUDA cores
2304
1280
Power consumption (TDP)
100 Watt
100 Watt
Texture fill rate
155.1
68.00
Memory type
GDDR5
GDDR5
Maximum RAM amount
8 GB
2 GB
Memory bus width
256 Bit
256 Bit
Memory clock speed
8000 MHz
4800 MHz
Memory bandwidth
256.0 GB/s
153.6 GB/s
Shared memory
-
-
Display Connectors
No outputs
No outputs
DirectX
12 (12_0)
12 (11_1)
OpenCL
2.0
1.2
OpenGL
4.6
4.6
Shader Model
6.4
5.1
Vulkan
1.2.131
1.2.131