AMD Radeon RX 580X Mobile vs NVIDIA GeForce RTX 3080 Ti Mobile

VS

AMD Radeon RX 580X Mobile

NVIDIA GeForce RTX 3080 Ti Mobile

We compared two Mobile platform GPUs: 8GB VRAM Radeon RX 580X Mobile and 16GB VRAM GeForce RTX 3080 Ti Mobile 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 Ti Mobile 's Advantages

Released 3 years and 9 months late

Boost Clock has increased by 17% (1260MHz vs 1077MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (512.0GB/s vs 256.0GB/s)

5120 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 580X Mobile

4.963 TFLOPS

GeForce RTX 3080 Ti Mobile +276%

18.71 TFLOPS

Radeon RX 580X Mobile

VS

GeForce RTX 3080 Ti Mobile

Graphics Card

Apr 2018

Release Date

Jan 2022

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

810 MHz

1077 MHz

Boost Clock

1260 MHz

2000 MHz

Memory Clock

2000 MHz

Memory

8GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

256bit

256.0GB/s

Bandwidth

512.0GB/s

Render Config

36

Compute Units

-

SM Count

58

2304

Shading Units

7424

144

TMUs

232

32

ROPs

96

-

Tensor Cores

232

-

RT Cores

58

16 KB (per CU)

L1 Cache

128 KB (per SM)

2 MB

L2 Cache

4 MB

-

Theoretical Performance

34.46 GPixel/s

Pixel Rate

121.0 GPixel/s

155.1 GTexel/s

Texture Rate

292.3 GTexel/s

4.963 TFLOPS

FP16 (half)

18.71 TFLOPS

4.963 TFLOPS

FP32 (float)

18.71 TFLOPS

310.2 GFLOPS

FP64 (double)

292.3 GFLOPS

Board Design

100W

TDP

115W

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

Polaris 20

GPU Name

GA103S

Polaris 20M XT

GPU Variant

GN20-E8-A1

GCN 4.0

Architecture

Ampere

GlobalFoundries

Foundry

Samsung

14 nm

Process Size

8 nm

5.7 billion

Transistors

Unknown

232 mm²

Die Size

496 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

6.5

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