NVIDIA GeForce RTX 3080 Mobile vs AMD Radeon RX 540X Mobile

VS

NVIDIA GeForce RTX 3080 Mobile

AMD Radeon RX 540X Mobile

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 3080 Mobile and 2GB VRAM Radeon RX 540X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 's Advantages

Released 2 years and 9 months late

Boost Clock has increased by 28% (1545MHz vs 1211MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 96.00GB/s)

5632 additional rendering cores

AMD Radeon RX 540X Mobile 's Advantages

Lower TDP (50W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile +1430%

18.98 TFLOPS

Radeon RX 540X Mobile

1.24 TFLOPS

GeForce RTX 3080 Mobile

VS

Radeon RX 540X Mobile

Graphics Card

Jan 2021

Release Date

Apr 2018

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1110 MHz

Base Clock

1124 MHz

1545 MHz

Boost Clock

1211 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

8GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

96.00GB/s

Render Config

-

Compute Units

8

48

SM Count

-

6144

Shading Units

512

192

TMUs

32

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

19.38 GPixel/s

296.6 GTexel/s

Texture Rate

38.75 GTexel/s

18.98 TFLOPS

FP16 (half)

1240 GFLOPS

18.98 TFLOPS

FP32 (float)

1240 GFLOPS

296.6 GFLOPS

FP64 (double)

77.50 GFLOPS

Board Design

115W

TDP

50W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Polaris 23

GA104-775-A1

GPU Variant

Polaris 23 MXL

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

2.2 billion

392 mm²

Die Size

103 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.6

CUDA

-

6.6

Shader Model

6.4

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