Home GPU Comparison NVIDIA GeForce RTX 5090 Mobile vs AMD Radeon RX 550 Mobile

NVIDIA GeForce RTX 5090 Mobile vs AMD Radeon RX 550 Mobile

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 5090 Mobile and 2GB VRAM Radeon RX 550 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 5090 Mobile 's Advantages
Released 7 years and 6 months late
Boost Clock has increased by 55% (2000MHz vs 1287MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (1.01TB/s vs 96.00GB/s)
10112 additional rendering cores
AMD Radeon RX 550 Mobile 's Advantages
Lower TDP (50W vs 175W)

Score

Benchmark

FP32 (float)
GeForce RTX 5090 Mobile +2511%
43.01 TFLOPS
Radeon RX 550 Mobile
1.647 TFLOPS
VS

Graphics Card

Jan 2025
Release Date
Jul 2017
GeForce 50 Mobile
Generation
Mobility Radeon
Mobile
Type
Mobile
PCIe 5.0 x16
Bus Interface
PCIe 3.0 x8

Clock Speeds

1500 MHz
Base Clock
1100 MHz
2000 MHz
Boost Clock
1287 MHz
2500 MHz
Memory Clock
1500 MHz

Memory

16GB
Memory Size
2GB
GDDR7
Memory Type
GDDR5
256bit
Memory Bus
128bit
1.01TB/s
Bandwidth
96.00GB/s

Render Config

-
Compute Units
10
84
SM Count
-
10752
Shading Units
640
336
TMUs
40
128
ROPs
16
336
Tensor Cores
-
84
RT Cores
-
128 KB (per SM)
L1 Cache
16 KB (per CU)
64 MB
L2 Cache
512 KB
-
-
-

Theoretical Performance

256.0 GPixel/s
Pixel Rate
20.59 GPixel/s
672.0 GTexel/s
Texture Rate
51.48 GTexel/s
43.01 TFLOPS
FP16 (half)
1.647 TFLOPS
43.01 TFLOPS
FP32 (float)
1.647 TFLOPS
672.0 GFLOPS
FP64 (double)
103.0 GFLOPS

Board Design

175W
TDP
50W
550 W
Suggested PSU
-
1x HDMI 2.13x DisplayPort 1.4a
Outputs
No outputs
None
Power Connectors
None

Graphics Processor

GB203
GPU Name
Lexa
-
GPU Variant
Lexa PRO (215-0904018)
Blackwell 2.0
Architecture
GCN 4.0
TSMC
Foundry
GlobalFoundries
4 nm
Process Size
14 nm
Unknown
Transistors
2.2 billion
377 mm²
Die Size
103 mm²

Graphics Features

12 Ultimate (12_2)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
10.1
CUDA
-
6.8
Shader Model
6.4

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