AMD Radeon RX 580 vs AMD Radeon RX 560 Mobile
GPU · Specs Compare
Graphics Card
Release Date
Apr 2017
Jan 2017
Generation
Polaris
Polaris Mobile
Type
Desktop
Mobile
Bus Interface
PCIe 3.0 x16
MXM-B (3.0)
Clock Speeds
Base Clock
1257 MHz
1090 MHz
Boost Clock
1340 MHz
1202 MHz
Memory Clock
2000 MHz
1500 MHz
Memory
Memory Size
8GB
4GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
128bit
Bandwidth
256.0GB/s
96.00GB/s
Render Config
Compute Units
36
16
Shading Units
2304
1024
TMUs
144
64
ROPs
32
16
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
2 MB
1024 KB
Theoretical Performance
Pixel Rate
42.88 GPixel/s
19.23 GPixel/s
Texture Rate
193.0 GTexel/s
76.93 GTexel/s
FP16 (half)
6.175 TFLOPS
2.462 TFLOPS
FP32 (float)
6.175 TFLOPS
2.462 TFLOPS
FP64 (double)
385.9 GFLOPS
153.9 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Baffin
GPU Variant
Polaris 20 XTX(215-0910038)
Baffin XT
Architecture
GCN 4.0
GCN 4.0
Foundry
GlobalFoundries
GlobalFoundries
Process Size
14 nm
14 nm
Transistors
5.7 billion
3 billion
Die Size
232 mm²
123 mm²
Board Design
TDP
185W
65W
Suggested PSU
450 W
—
Outputs
1x HDMI 2.0b3x DisplayPort 1.4a
Portable Device Dependent
Power Connectors
1x 8-pin
None
Graphics Features
DirectX
12 (12_0)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.3
Shader Model
6.7
6.7
▲ Specs Compare
Data sourced from official specifications and benchmark tests.