AMD Radeon RX 580X Mobile vs AMD Xbox Series X GPU
GPU Specs Compare
Graphics Card
Release Date
Apr 2018
Nov 2020
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
1750 MHz
Memory
Memory Size
8GB
10GB
Memory Type
GDDR5
GDDR6
Memory Bus
256bit
320bit
Bandwidth
256.0GB/s
560.0GB/s
Render Config
Compute Units
36
52
Shading Units
2304
3328
TMUs
144
208
ROPs
32
64
L1 Cache
16 KB (per CU)
-
L2 Cache
2 MB
5 MB
Theoretical Performance
Pixel Rate
34.46 GPixel/s
116.8 GPixel/s
Texture Rate
155.1 GTexel/s
379.6 GTexel/s
FP16 (half)
4.963 TFLOPS
24.29 TFLOPS
FP32 (float)
4.963 TFLOPS
12.15 TFLOPS
FP64 (double)
310.2 GFLOPS
759.2 GFLOPS
Graphics Processor
GPU Name
Polaris 20
Scarlett
GPU Variant
Polaris 20M XT
-
Architecture
GCN 4.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
5.7 billion
15.3 billion
Die Size
232 mm²
360 mm²
Board Design
TDP
100W
200W
Outputs
No outputs
1x HDMI 2.1
Power Connectors
None
-
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
1.2
Vulkan
1.2
1.2
Shader Model
6.4
6.7