NVIDIA GeForce RTX 3080 Mobile 16 GB vs AMD Radeon RX 560X Mobile

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

AMD Radeon RX 560X Mobile

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 4GB VRAM Radeon RX 560X Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 2 years late

Boost Clock1545MHz

More VRAM (16GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 112.0GB/s)

5248 additional rendering cores

AMD Radeon RX 560X Mobile 's Advantages

Lower TDP (65W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +765%

18.98 TFLOPS

Radeon RX 560X Mobile

2.192 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

Radeon RX 560X Mobile

Graphics Card

Jan 2021

Release Date

Jan 2019

GeForce 30 Mobile

Generation

Mobility Radeon

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1110 MHz

Base Clock

-

1545 MHz

Boost Clock

-

1750 MHz

Memory Clock

1750 MHz

Memory

16GB

Memory Size

4GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

128bit

448.0GB/s

Bandwidth

112.0GB/s

Render Config

-

Compute Units

14

48

SM Count

-

6144

Shading Units

896

192

TMUs

56

96

ROPs

16

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

1024 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

19.57 GPixel/s

296.6 GTexel/s

Texture Rate

68.49 GTexel/s

18.98 TFLOPS

FP16 (half)

2.192 TFLOPS

18.98 TFLOPS

FP32 (float)

2.192 TFLOPS

296.6 GFLOPS

FP64 (double)

137.0 GFLOPS

Board Design

115W

TDP

65W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

Polaris 31

GA104-775-A1

GPU Variant

Polaris 31 MXL

Ampere

Architecture

GCN 4.0

Samsung

Foundry

GlobalFoundries

8 nm

Process Size

14 nm

17.4 billion

Transistors

3 billion

392 mm²

Die Size

123 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

-

6.8

Shader Model

6.4

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