AMD Radeon 550X Mobile vs NVIDIA GeForce RTX 5090
GPU · Specs Compare
Graphics Card
Release Date
Apr 2018
Jan 2025
Generation
Mobility Radeon
GeForce 50
Type
Mobile
Desktop
Bus Interface
PCIe 3.0 x8
PCIe 5.0 x16
Clock Speeds
Base Clock
1100 MHz
2017 MHz
Boost Clock
1287 MHz
2407 MHz
Memory Clock
1500 MHz
1750 MHz
Memory
Memory Size
4GB
32GB
Memory Type
GDDR5
GDDR7
Memory Bus
64bit
512bit
Bandwidth
48.00GB/s
1.79TB/s
Render Config
Compute Units
10
—
Shading Units
640
21760
TMUs
40
680
ROPs
16
176
L1 Cache
16 KB (per CU)
128 KB (per SM)
L2 Cache
256 KB
96 MB
SM Count
—
170
Tensor Cores
—
680
RT Cores
—
170
Theoretical Performance
Pixel Rate
20.59 GPixel/s
423.6 GPixel/s
Texture Rate
51.48 GTexel/s
1636.8 GTexel/s
FP16 (half)
1.647 TFLOPS
104.8 TFLOPS
FP32 (float)
1.647 TFLOPS
104.8 TFLOPS
FP64 (double)
103.0 GFLOPS
1.637 TFLOPS
Graphics Processor
GPU Name
Polaris 23
GB202
GPU Variant
Polaris 23 MXT
GB202-300-A1
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
575W
Outputs
No outputs
1x HDMI 2.1b3x DisplayPort 2.1b
Power Connectors
None
1x 16-pin
Suggested PSU
—
950 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
Benchmark
3DMark Time Spy
—
46,923
3DMark Time Spy Extreme
—
25,766
3DMark Speed Way
—
14,614
Blender
—
14,945
▲ Specs Compare
Data sourced from official specifications and benchmark tests.