AMD Radeon 620 Mobile vs NVIDIA GeForce RTX 2080 Mobile

VS

AMD Radeon 620 Mobile NVIDIA GeForce RTX 2080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon 620 Mobile 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 620 Mobile 's Advantages

Lower TDP (50W vs 150W)

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Boost Clock has increased by 55% (1590MHz vs 1024MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (448.0GB/s vs 14.40GB/s)

2560 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 620 Mobile

0.786 TFLOPS

GeForce RTX 2080 Mobile +1091%

9.362 TFLOPS

Radeon 620 Mobile

VS

GeForce RTX 2080 Mobile

Graphics Card

May 2019

Release Date

Jan 2019

Mobility Radeon

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

1380 MHz

1024 MHz

Boost Clock

1590 MHz

900 MHz

Memory Clock

1750 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR6

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

448.0GB/s

Render Config

-

SM Count

46

6

Compute Units

-

384

Shading Units

2944

24

TMUs

184

8

ROPs

64

-

Tensor Cores

368

-

RT Cores

46

16 KB (per CU)

L1 Cache

64 KB (per SM)

128 KB

L2 Cache

4 MB

Theoretical Performance

8.192 GPixel/s

Pixel Rate

101.8 GPixel/s

24.58 GTexel/s

Texture Rate

292.6 GTexel/s

786.4 GFLOPS

FP16 (half)

18.72 TFLOPS

786.4 GFLOPS

FP32 (float)

9.362 TFLOPS

49.15 GFLOPS

FP64 (double)

292.6 GFLOPS

Graphics Processor

Polaris 24

GPU Name

TU104

Polaris 24 XL

GPU Variant

N18E-G3-A1

GCN 3.0

Architecture

Turing

TSMC

Foundry

TSMC

28 nm

Process Size

12 nm

1.55 billion

Transistors

13.6 billion

125 mm²

Die Size

545 mm²

Board Design

50W

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

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

7.5

6.3

Shader Model

6.6

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