AMD Radeon RX 560 XT vs AMD Radeon RX 580 Mobile
GPU Specs Compare
Graphics Card
Release Date
Mar 2019
Apr 2017
Generation
Polaris
Mobility Radeon
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1074 MHz
1000 MHz
Boost Clock
1226 MHz
1077 MHz
Memory Clock
1750 MHz
2000 MHz
Memory
Memory Size
4GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
224.0GB/s
256.0GB/s
Render Config
Compute Units
28
36
Shading Units
1792
2304
TMUs
112
144
ROPs
32
32
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
2 MB
Theoretical Performance
Pixel Rate
39.23 GPixel/s
34.46 GPixel/s
Texture Rate
137.3 GTexel/s
155.1 GTexel/s
FP16 (half)
4.394 TFLOPS
4.963 TFLOPS
FP32 (float)
4.394 TFLOPS
4.963 TFLOPS
FP64 (double)
274.6 GFLOPS
310.2 GFLOPS
Graphics Processor
GPU Name
Ellesmere
Polaris 20
GPU Variant
Polaris 10 LE1
Polaris 20M XT
Architecture
GCN 4.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
5.7 billion
5.7 billion
Die Size
232 mm²
232 mm²
Board Design
TDP
150W
100W
Suggested PSU
450 W
-
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
No outputs
Power Connectors
1x 6-pin
None
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
📊 Benchmark
3DMark Time Spy
-
3,553
3DMark Time Spy Extreme
-
1,626