AMD Radeon RX 580X Mobile vs AMD Zhongshan Subor Z+ GPU
GPU Specs Compare
Graphics Card
Release Date
Apr 2018
Aug 2018
Generation
Mobility Radeon
Console GPU
Type
Mobile
Game console
Bus Interface
MXM-B (3.0)
-
Clock Speeds
Base Clock
1000 MHz
-
Boost Clock
1077 MHz
-
Memory Clock
2000 MHz
1200 MHz
Memory
Memory Size
8GB
8GB
Memory Type
GDDR5
GDDR5
Memory Bus
256bit
256bit
Bandwidth
256.0GB/s
153.6GB/s
Render Config
Compute Units
36
24
Shading Units
2304
1536
TMUs
144
96
ROPs
32
32
L1 Cache
16 KB (per CU)
-
L2 Cache
2 MB
-
Theoretical Performance
Pixel Rate
34.46 GPixel/s
41.60 GPixel/s
Texture Rate
155.1 GTexel/s
124.8 GTexel/s
FP16 (half)
4.963 TFLOPS
7.987 TFLOPS
FP32 (float)
4.963 TFLOPS
3.994 TFLOPS
FP64 (double)
310.2 GFLOPS
249.6 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Fenghuang
GPU Variant
Polaris 20M XT
Zhongshan Subor
Architecture
GCN 4.0
GCN 5.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
14 nm
Transistors
5.7 billion
Unknown
Die Size
232 mm²
397 mm²
Board Design
TDP
100W
100W
Outputs
No outputs
No outputs
Power Connectors
None
-
Graphics Features
DirectX
12 (12_0)
12 (12_1)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.2
1.2
Shader Model
6.4
6.2