AMD Radeon RX 550X Mobile vs NVIDIA GeForce RTX 3080 Ti Mobile

VS

AMD Radeon RX 550X Mobile

NVIDIA GeForce RTX 3080 Ti Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550X Mobile and 16GB VRAM GeForce RTX 3080 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X Mobile 's Advantages

Lower TDP (50W vs 115W)

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 7% (1260MHz vs 1176MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 48.00GB/s)

6784 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X Mobile

1.505 TFLOPS

GeForce RTX 3080 Ti Mobile +1143%

18.71 TFLOPS

Radeon RX 550X Mobile

VS

GeForce RTX 3080 Ti Mobile

Graphics Card

Apr 2018

Release Date

Jan 2022

Mobility Radeon

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1100 MHz

Base Clock

810 MHz

1176 MHz

Boost Clock

1260 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

256bit

48.00GB/s

Bandwidth

512.0GB/s

Render Config

10

Compute Units

-

SM Count

58

640

Shading Units

7424

40

TMUs

232

16

ROPs

96

-

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

18.82 GPixel/s

Pixel Rate

121.0 GPixel/s

47.04 GTexel/s

Texture Rate

292.3 GTexel/s

1.505 TFLOPS

FP16 (half)

18.71 TFLOPS

1.505 TFLOPS

FP32 (float)

18.71 TFLOPS

94.08 GFLOPS

FP64 (double)

292.3 GFLOPS

Board Design

50W

TDP

115W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

GA103S

Polaris 23 MXT

GPU Variant

GN20-E8-A1

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

2.2 billion

Transistors

Unknown

103 mm²

Die Size

496 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.5

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