AMD Radeon RX 560D vs AMD Radeon RX 580G
GPU Specs Compare
Graphics Card
Release Date
Jul 2017
Oct 2018
Generation
Polaris
Polaris
Type
Desktop
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Clock Speeds
Base Clock
1090 MHz
1257 MHz
Boost Clock
1175 MHz
1330 MHz
Memory Clock
1500 MHz
2000 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
128bit
256bit
Bandwidth
96.00GB/s
256.0GB/s
Render Config
Compute Units
14
36
Shading Units
896
2304
TMUs
56
144
ROPs
16
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
1024 KB
2 MB
Theoretical Performance
Pixel Rate
18.80 GPixel/s
42.56 GPixel/s
Texture Rate
65.80 GTexel/s
191.5 GTexel/s
FP16 (half)
2.106 TFLOPS
6.129 TFLOPS
FP32 (float)
2.106 TFLOPS
6.129 TFLOPS
FP64 (double)
131.6 GFLOPS
383.0 GFLOPS
Graphics Processor
GPU Name
Polaris 21
Polaris 20
GPU Variant
Polaris 21 XL
Polaris 20 XTX(215-0910038)
Architecture
GCN 4.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
3 billion
5.7 billion
Die Size
123 mm²
232 mm²
Board Design
TDP
65W
185W
Suggested PSU
250 W
450 W
Outputs
1x DVI1x HDMI 2.0b1x DisplayPort 1.4a
1x HDMI 2.0b3x DisplayPort 1.4a
Power Connectors
None
1x 8-pin
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.2
Shader Model
6.4
6.4