NVIDIA GeForce RTX 2080 Mobile vs AMD Radeon R9 M485X

VS

NVIDIA GeForce RTX 2080 Mobile

AMD Radeon R9 M485X

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile and 8GB VRAM Radeon R9 M485X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Released 2 years and 8 months late

Boost Clock1590MHz

Larger VRAM bandwidth (448.0GB/s vs 160.0GB/s)

896 additional rendering cores

Lower TDP (150W vs 250W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Mobile +216%

9.362 TFLOPS

Radeon R9 M485X

2.961 TFLOPS

GeForce RTX 2080 Mobile

VS

Radeon R9 M485X

Graphics Card

Jan 2019

Release Date

May 2016

GeForce 20 Mobile

Generation

Crystal System

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1380 MHz

Base Clock

-

1590 MHz

Boost Clock

-

1750 MHz

Memory Clock

1250 MHz

Memory

8GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

160.0GB/s

Render Config

-

Compute Units

32

46

SM Count

-

2944

Shading Units

2048

184

TMUs

128

64

ROPs

32

368

Tensor Cores

-

46

RT Cores

-

64 KB (per SM)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

101.8 GPixel/s

Pixel Rate

23.14 GPixel/s

292.6 GTexel/s

Texture Rate

92.54 GTexel/s

18.72 TFLOPS

FP16 (half)

2.961 TFLOPS

9.362 TFLOPS

FP32 (float)

2.961 TFLOPS

292.6 GFLOPS

FP64 (double)

185.1 GFLOPS

Board Design

150W

TDP

250W

-

No outputs

Outputs

No outputs

-

Power Connectors

None

Graphics Processor

TU104

GPU Name

Amethyst

N18E-G3-A1

GPU Variant

Amethyst XT

Turing

Architecture

GCN 3.0

TSMC

Foundry

TSMC

12 nm

Process Size

28 nm

13.6 billion

Transistors

5 billion

545 mm²

Die Size

366 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.0

1.3

Vulkan

1.2

7.5

CUDA

-

6.6

Shader Model

6.3

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