AMD Radeon RX 540X Mobile vs AMD Radeon RX 6550S

VS

AMD Radeon RX 540X Mobile

AMD Radeon RX 6550S

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540X Mobile and 4GB VRAM Radeon RX 6550S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6550S 's Advantages

Released 4 years and 9 months late

Boost Clock has increased by 98% (2400MHz vs 1211MHz)

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (128.0GB/s vs 96.00GB/s)

512 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 540X Mobile

1.24 TFLOPS

Radeon RX 6550S +296%

4.915 TFLOPS

Radeon RX 540X Mobile

VS

Radeon RX 6550S

Graphics Card

Apr 2018

Release Date

Jan 2023

Mobility Radeon

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x4

Clock Speeds

1124 MHz

Base Clock

2000 MHz

1211 MHz

Boost Clock

2400 MHz

1500 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

4GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

64bit

96.00GB/s

Bandwidth

128.0GB/s

Render Config

8

Compute Units

16

-

512

Shading Units

1024

32

TMUs

64

16

ROPs

32

-

RT Cores

16

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

1024 KB

-

L3 Cache

16 MB

Theoretical Performance

19.38 GPixel/s

Pixel Rate

76.80 GPixel/s

38.75 GTexel/s

Texture Rate

153.6 GTexel/s

1240 GFLOPS

FP16 (half)

9.830 TFLOPS

1240 GFLOPS

FP32 (float)

4.915 TFLOPS

77.50 GFLOPS

FP64 (double)

307.2 GFLOPS

Board Design

50W

TDP

50W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

Navi 24

Polaris 23 MXL

GPU Variant

Navi 24

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

6 nm

2.2 billion

Transistors

5.4 billion

103 mm²

Die Size

107 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.2

1.2

Vulkan

1.3

-

6.4

Shader Model

6.7

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