AMD Radeon Pro 555X vs NVIDIA GeForce RTX 2080 Mobile

VS

AMD Radeon Pro 555X NVIDIA GeForce RTX 2080 Mobile

We compared two Mobile platform GPUs: 4GB VRAM Radeon Pro 555X and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro 555X 's Advantages

Lower TDP (75W vs 150W)

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Released 6 months late

Boost Clock1590MHz

More VRAM (8GB vs 4GB)

Larger VRAM bandwidth (448.0GB/s vs 94.08GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon Pro 555X

1.393 TFLOPS

GeForce RTX 2080 Mobile +572%

9.362 TFLOPS

Radeon Pro 555X

VS

GeForce RTX 2080 Mobile

Graphics Card

Jul 2018

Release Date

Jan 2019

Radeon Pro Mac

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1380 MHz

-

Boost Clock

1590 MHz

1470 MHz

Memory Clock

1750 MHz

Memory

4GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

256bit

94.08GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

46

12

Compute Units

-

768

Shading Units

2944

48

TMUs

184

16

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

16 KB (per CU)

L1 Cache

64 KB (per SM)

1024 KB

L2 Cache

4 MB

Theoretical Performance

14.51 GPixel/s

Pixel Rate

101.8 GPixel/s

43.54 GTexel/s

Texture Rate

292.6 GTexel/s

1393 GFLOPS

FP16 (half)

18.72 TFLOPS

1393 GFLOPS

FP32 (float)

9.362 TFLOPS

87.07 GFLOPS

FP64 (double)

292.6 GFLOPS

Graphics Processor

Polaris 21

GPU Name

TU104

Polaris 21 PRO

GPU Variant

N18E-G3-A1

GCN 4.0

Architecture

Turing

GlobalFoundries

Foundry

TSMC

14 nm

Process Size

12 nm

3 billion

Transistors

13.6 billion

123 mm²

Die Size

545 mm²

Board Design

75W

TDP

150W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

-

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

7.5

6.4

Shader Model

6.6

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