Radeon RX 560 and Radeon HD 7970 X2 - video card comparison
Radeon RX 560
Radeon HD 7970 X2
Architecture
GCN 4.0 (2016−2020)
GCN 1.0 (2012−2020)
GPU code name
Polaris 21
New Zealand
Market segment
Desktop
Desktop
Release date
April 2017
August 2012
Interface
PCIe 3.0 x8
PCIe 3.0 x16
Supplementary power connectors
None
3x 8-pin
Boost clock speed
1275 MHz
-
Core clock speed
1175 MHz
925 MHz
Floating-point performance
2,611 gflops
2x 3,789 gflops
Manufacturing process technology
14 nm
28 nm
Number of transistors
3,000 million
4,313 million
Pipelines / CUDA cores
1024
2048
Power consumption (TDP)
75 Watt
500 Watt
Texture fill rate
81.60
118.4
Memory type
GDDR5
GDDR5
Maximum RAM amount
4 GB
3 GB
Memory bus width
128 Bit
384 Bit
Memory clock speed
7000 MHz
5500 MHz
Memory bandwidth
112.0 GB/s
264.0 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x DisplayPort
1x DVI, 4x mini-DisplayPort
HDMI
+
-
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