AMD Radeon Graphics 448SP Mobile vs AMD Radeon RX 580X Mobile
GPU Specs Compare
Graphics Card
Release Date
Jan 2022
Apr 2018
Generation
Vega II IGP
Mobility Radeon
Type
Integrated
Mobile
Bus Interface
IGP
MXM-B (3.0)
Clock Speeds
Base Clock
300 MHz
1000 MHz
Boost Clock
1800 MHz
1077 MHz
Memory Clock
System Shared
2000 MHz
Memory
Memory Size
System Shared
8GB
Memory Type
System Shared
GDDR5
Memory Bus
System Shared
256bit
Bandwidth
System Dependent
256.0GB/s
Render Config
Compute Units
7
36
Shading Units
448
2304
TMUs
28
144
ROPs
8
32
L1 Cache
-
16 KB (per CU)
L2 Cache
-
2 MB
Theoretical Performance
Pixel Rate
14.40 GPixel/s
34.46 GPixel/s
Texture Rate
50.40 GTexel/s
155.1 GTexel/s
FP16 (half)
3.226 TFLOPS
4.963 TFLOPS
FP32 (float)
1.613 TFLOPS
4.963 TFLOPS
FP64 (double)
100.8 GFLOPS
310.2 GFLOPS
Graphics Processor
GPU Name
Barcelo
Polaris 20
Architecture
GCN 5.1
GCN 4.0
Foundry
TSMC
GlobalFoundries
Process Size
7 nm
14 nm
Transistors
10.7 billion
5.7 billion
Die Size
180 mm²
232 mm²
GPU Variant
-
Polaris 20M XT
Board Design
TDP
45W
100W
Outputs
Portable Device Dependent
No outputs
Power Connectors
None
None
Graphics Features
DirectX
12 (12_1)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
2.1
2.1
Vulkan
1.3
1.2
Shader Model
6.7
6.4