AMD Radeon RX 580X Mobile vs NVIDIA GeForce RTX 3080 Mobile 16 GB

VS

AMD Radeon RX 580X Mobile

NVIDIA GeForce RTX 3080 Mobile 16 GB

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 16GB VRAM GeForce RTX 3080 Mobile 16 GB to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 580X Mobile 's Advantages

Lower TDP (100W vs 115W)

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 2 years and 9 months late

Boost Clock has increased by 43% (1545MHz vs 1077MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (448.0GB/s vs 256.0GB/s)

3840 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580X Mobile

4.963 TFLOPS

GeForce RTX 3080 Mobile 16 GB +282%

18.98 TFLOPS

Radeon RX 580X Mobile

VS

GeForce RTX 3080 Mobile 16 GB

Graphics Card

Apr 2018

Release Date

Jan 2021

Mobility Radeon

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

MXM-B (3.0)

Bus Interface

PCIe 4.0 x16

Clock Speeds

1000 MHz

Base Clock

1110 MHz

1077 MHz

Boost Clock

1545 MHz

2000 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

448.0GB/s

Render Config

36

Compute Units

-

SM Count

48

2304

Shading Units

6144

144

TMUs

192

32

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

4 MB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

148.3 GPixel/s

155.1 GTexel/s

Texture Rate

296.6 GTexel/s

4.963 TFLOPS

FP16 (half)

18.98 TFLOPS

4.963 TFLOPS

FP32 (float)

18.98 TFLOPS

310.2 GFLOPS

FP64 (double)

296.6 GFLOPS

Board Design

100W

TDP

115W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

GA104

Polaris 20M XT

GPU Variant

GA104-775-A1

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

5.7 billion

Transistors

17.4 billion

232 mm²

Die Size

392 mm²

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.4

Shader Model

6.8

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