AMD Radeon RX 550X Mobile vs NVIDIA GeForce RTX 4070 Mobile

VS

AMD Radeon RX 550X Mobile

NVIDIA GeForce RTX 4070 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550X Mobile and 8GB VRAM GeForce RTX 4070 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 4070 Mobile 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 44% (1695MHz vs 1176MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (256.0GB/s vs 48.00GB/s)

3968 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 550X Mobile

1.505 TFLOPS

GeForce RTX 4070 Mobile +937%

15.62 TFLOPS

Radeon RX 550X Mobile

VS

GeForce RTX 4070 Mobile

Graphics Card

Apr 2018

Release Date

Jan 2023

Mobility Radeon

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x16

Clock Speeds

1100 MHz

Base Clock

1395 MHz

1176 MHz

Boost Clock

1695 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

64bit

Memory Bus

128bit

48.00GB/s

Bandwidth

256.0GB/s

Render Config

10

Compute Units

-

SM Count

36

640

Shading Units

4608

40

TMUs

144

16

ROPs

48

-

Tensor Cores

144

-

RT Cores

36

16 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

32 MB

-

Theoretical Performance

18.82 GPixel/s

Pixel Rate

81.36 GPixel/s

47.04 GTexel/s

Texture Rate

244.1 GTexel/s

1.505 TFLOPS

FP16 (half)

15.62 TFLOPS

1.505 TFLOPS

FP32 (float)

15.62 TFLOPS

94.08 GFLOPS

FP64 (double)

244.1 GFLOPS

Board Design

50W

TDP

115W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

AD106

Polaris 23 MXT

GPU Variant

GN21-X6

GCN 4.0

Architecture

Ada Lovelace

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

4 nm

2.2 billion

Transistors

Unknown

103 mm²

Die Size

190 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

8.9

6.4

Shader Model

6.7

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