AMD Radeon 550X Mobile vs NVIDIA GeForce RTX 5070 Ti Mobile

VS

AMD Radeon 550X Mobile

NVIDIA GeForce RTX 5070 Ti Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon 550X Mobile and 12GB VRAM GeForce RTX 5070 Ti Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 550X Mobile 's Advantages

Lower TDP (50W vs 140W)

NVIDIA GeForce RTX 5070 Ti Mobile 's Advantages

Released 6 years and 9 months late

Boost Clock has increased by 96% (2520MHz vs 1287MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (760.8GB/s vs 48.00GB/s)

5760 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 550X Mobile

1.647 TFLOPS

GeForce RTX 5070 Ti Mobile +1858%

32.26 TFLOPS

Radeon 550X Mobile

VS

GeForce RTX 5070 Ti Mobile

Graphics Card

Apr 2018

Release Date

Jan 2025

Mobility Radeon

Generation

GeForce 50 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 5.0 x16

Clock Speeds

1100 MHz

Base Clock

2235 MHz

1287 MHz

Boost Clock

2520 MHz

1500 MHz

Memory Clock

2500 MHz

Memory

4GB

Memory Size

12GB

GDDR5

Memory Type

GDDR7

64bit

Memory Bus

192bit

48.00GB/s

Bandwidth

760.8GB/s

Render Config

10

Compute Units

-

SM Count

50

640

Shading Units

6400

40

TMUs

200

16

ROPs

64

-

Tensor Cores

200

-

RT Cores

50

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

40 MB

-

Theoretical Performance

20.59 GPixel/s

Pixel Rate

161.3 GPixel/s

51.48 GTexel/s

Texture Rate

504.0 GTexel/s

1.647 TFLOPS

FP16 (half)

32.26 TFLOPS

1.647 TFLOPS

FP32 (float)

32.26 TFLOPS

103.0 GFLOPS

FP64 (double)

504.0 GFLOPS

Board Design

50W

TDP

140W

-

Suggested PSU

550 W

No outputs

Outputs

1x HDMI 2.13x DisplayPort 1.4a

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

GB205

Polaris 23 MXT

GPU Variant

GB205

GCN 4.0

Architecture

Blackwell 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

4 nm

2.2 billion

Transistors

Unknown

103 mm²

Die Size

Unknown

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

10.1

6.4

Shader Model

6.8

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