AMD Radeon 550X Mobile vs AMD Steam Deck GPU
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Feb 2022
Generation
Mobility Radeon
Console GPU
Type
Mobile
Game console
Bus Interface
PCIe 3.0 x8
—
Clock Speeds
Base Clock
1100 MHz
1000 MHz
Boost Clock
1287 MHz
1600 MHz
Memory Clock
1500 MHz
1375 MHz
Memory
Memory Size
4GB
16GB
Memory Type
GDDR5
LPDDR5
Memory Bus
64bit
128bit
Bandwidth
48.00GB/s
88.00GB/s
Render Config
Compute Units
10
8
Shading Units
640
512
TMUs
40
32
ROPs
16
16
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
256 KB
1024 KB
RT Cores
—
8
L3 Cache
—
8 MB
Theoretical Performance
Pixel Rate
20.59 GPixel/s
25.60 GPixel/s
Texture Rate
51.48 GTexel/s
51.20 GTexel/s
FP16 (half)
1.647 TFLOPS
3.277 TFLOPS
FP32 (float)
1.647 TFLOPS
1.638 TFLOPS
FP64 (double)
103.0 GFLOPS
102.4 GFLOPS
Graphics Processor
GPU Name
Polaris 23
Van Gogh
GPU Variant
Polaris 23 MXT
100-000000405
Architecture
GCN 4.0
RDNA 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
7 nm
Transistors
2.2 billion
2.4 billion
Die Size
103 mm²
163 mm²
Board Design
TDP
50W
15W
Outputs
No outputs
1x USB Type-C
Power Connectors
None
None
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
2.0
Vulkan
1.2
1.3
Shader Model
6.4
6.8
▲ Specs Compare
Data sourced from official specifications and benchmark tests.