AMD Radeon HD 7970M vs AMD Radeon RX 560D
GPU Specs Compare
Graphics Card
Release Date
Apr 2012
Jul 2017
Generation
London
Polaris
Type
Mobile
Desktop
Bus Interface
MXM-B (3.0)
PCIe 3.0 x8
Clock Speeds
Memory Clock
1200 MHz
1500 MHz
Base Clock
-
1090 MHz
Boost Clock
-
1175 MHz
Memory
Memory Size
2GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
153.6GB/s
96.00GB/s
Render Config
Compute Units
20
14
Shading Units
1280
896
TMUs
80
56
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
512 KB
1024 KB
Theoretical Performance
Pixel Rate
27.20 GPixel/s
18.80 GPixel/s
Texture Rate
68.00 GTexel/s
65.80 GTexel/s
FP32 (float)
2.176 TFLOPS
2.106 TFLOPS
FP64 (double)
136.0 GFLOPS
131.6 GFLOPS
FP16 (half)
-
2.106 TFLOPS
Graphics Processor
GPU Name
Wimbledon
Polaris 21
GPU Variant
Wimbledon XT(216-0836036)
Polaris 21 XL
Architecture
GCN 1.0
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
28 nm
14 nm
Transistors
2.8 billion
3 billion
Die Size
212 mm²
123 mm²
Board Design
TDP
100W
65W
Outputs
No outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
Power Connectors
None
None
Suggested PSU
-
250 W
Graphics Features
DirectX
12 (11_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.1
Vulkan
1.2
1.2
Shader Model
5.1
6.4