AMD Radeon RX 550X Mobile vs NVIDIA GeForce GT 520MX

VS

AMD Radeon RX 550X Mobile

NVIDIA GeForce GT 520MX

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 550X Mobile and 1024MB VRAM GeForce GT 520MX to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 550X Mobile 's Advantages

Released 6 years and 11 months late

Boost Clock1176MHz

More VRAM (2GB vs 1024GB)

Larger VRAM bandwidth (48.00GB/s vs 14.40GB/s)

592 additional rendering cores

NVIDIA GeForce GT 520MX 's Advantages

Lower TDP (20W vs 50W)

Score

Benchmark

FP32 (float)

Radeon RX 550X Mobile +769%

1.505 TFLOPS

GeForce GT 520MX

0.173 TFLOPS

Radeon RX 550X Mobile

VS

GeForce GT 520MX

Graphics Card

Apr 2018

Release Date

May 2011

Mobility Radeon

Generation

GeForce 500M

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

1100 MHz

Base Clock

-

1176 MHz

Boost Clock

-

1500 MHz

Memory Clock

900 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

DDR3

64bit

Memory Bus

64bit

48.00GB/s

Bandwidth

14.40GB/s

Render Config

10

Compute Units

-

SM Count

1

640

Shading Units

48

40

TMUs

8

16

ROPs

4

-

16 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

128 KB

-

Theoretical Performance

18.82 GPixel/s

Pixel Rate

1.800 GPixel/s

47.04 GTexel/s

Texture Rate

7.200 GTexel/s

1.505 TFLOPS

FP16 (half)

-

1.505 TFLOPS

FP32 (float)

172.8 GFLOPS

94.08 GFLOPS

FP64 (double)

14.40 GFLOPS

Board Design

50W

TDP

20W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

Polaris 23

GPU Name

GF119

Polaris 23 MXT

GPU Variant

N12P-GVR-B-A1

GCN 4.0

Architecture

Fermi 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

40 nm

2.2 billion

Transistors

0.292 billion

103 mm²

Die Size

79 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_0)

4.6

OpenGL

4.6

2.1

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

2.1

6.4

Shader Model

5.1

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