AMD Radeon RX 550X Mobile vs NVIDIA GeForce RTX 5090 SE
GPU Specs Compare
Graphics Card
Release Date
Apr 2018
Jan 2026
Generation
Mobility Radeon
GeForce 50
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1100 MHz
1740 MHz
Boost Clock
1176 MHz
2377 MHz
Memory Clock
1500 MHz
1750 MHz
Memory
Memory Size
2GB
24GB
Memory Type
GDDR5
GDDR7
Memory Bus
64bit
384bit
Bandwidth
48.00GB/s
1.34TB/s
Render Config
Compute Units
10
-
Shading Units
640
14080
TMUs
40
440
ROPs
16
160
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
512 KB
96 MB
SM Count
-
110
Tensor Cores
-
440
RT Cores
-
110
Theoretical Performance
Pixel Rate
18.82 GPixel/s
380.3 GPixel/s
Texture Rate
47.04 GTexel/s
1045.9 GTexel/s
FP16 (half)
1.505 TFLOPS
66.94 TFLOPS
FP32 (float)
1.505 TFLOPS
66.94 TFLOPS
FP64 (double)
94.08 GFLOPS
1045.9 GFLOPS
Graphics Processor
GPU Name
Polaris 23
GB202
GPU Variant
Polaris 23 MXT
-
Architecture
GCN 4.0
Blackwell 2.0
Foundry
GlobalFoundries
TSMC
Process Size
14 nm
5 nm
Transistors
2.2 billion
92.2 billion
Die Size
103 mm²
750 mm²
Board Design
TDP
50W
500W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
None
1x 16-pin
Suggested PSU
-
900 W
Graphics Features
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
OpenCL
2.1
3.0
Vulkan
1.2
1.4
Shader Model
6.4
6.9
CUDA
-
12.0