AMD Radeon RX 540X Mobile vs AMD Radeon RX 6700S

VS

AMD Radeon RX 540X Mobile

AMD Radeon RX 6700S

We compared two Mobile platform GPUs: 2GB VRAM Radeon RX 540X Mobile and 8GB VRAM Radeon RX 6700S to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 540X Mobile 's Advantages

Lower TDP (50W vs 80W)

AMD Radeon RX 6700S 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 65% (2000MHz vs 1211MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (224.0GB/s vs 96.00GB/s)

1280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 540X Mobile

1.24 TFLOPS

Radeon RX 6700S +478%

7.168 TFLOPS

Radeon RX 540X Mobile

VS

Radeon RX 6700S

Graphics Card

Apr 2018

Release Date

Jan 2022

Mobility Radeon

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 4.0 x8

Clock Speeds

1124 MHz

Base Clock

1700 MHz

1211 MHz

Boost Clock

2000 MHz

1500 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

96.00GB/s

Bandwidth

224.0GB/s

Render Config

8

Compute Units

28

-

512

Shading Units

1792

32

TMUs

112

16

ROPs

64

-

RT Cores

28

16 KB (per CU)

L1 Cache

128 KB per Array

512 KB

L2 Cache

2 MB

-

L3 Cache

32 MB

Theoretical Performance

19.38 GPixel/s

Pixel Rate

128.0 GPixel/s

38.75 GTexel/s

Texture Rate

224.0 GTexel/s

1240 GFLOPS

FP16 (half)

14.34 TFLOPS

1240 GFLOPS

FP32 (float)

7.168 TFLOPS

77.50 GFLOPS

FP64 (double)

448.0 GFLOPS

Board Design

50W

TDP

80W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 23

GPU Name

Navi 23

Polaris 23 MXL

GPU Variant

-

GCN 4.0

Architecture

RDNA 2.0

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

7 nm

2.2 billion

Transistors

11.06 billion

103 mm²

Die Size

237 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

2.1

1.2

Vulkan

1.3

-

6.4

Shader Model

6.5

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