AMD Radeon 620 Mobile vs NVIDIA GeForce GTX 1080 Mobile

VS

AMD Radeon 620 Mobile NVIDIA GeForce GTX 1080 Mobile

We compared two Mobile platform GPUs: 2GB VRAM Radeon 620 Mobile and 8GB VRAM GeForce GTX 1080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon 620 Mobile 's Advantages

Released 2 years and 9 months late

Lower TDP (50W vs 150W)

NVIDIA GeForce GTX 1080 Mobile 's Advantages

Boost Clock has increased by 69% (1734MHz vs 1024MHz)

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (320.3GB/s vs 14.40GB/s)

2176 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon 620 Mobile

0.786 TFLOPS

GeForce GTX 1080 Mobile +1029%

8.878 TFLOPS

Radeon 620 Mobile

VS

GeForce GTX 1080 Mobile

Graphics Card

May 2019

Release Date

Aug 2016

Mobility Radeon

Generation

GeForce 10 Mobile

Mobile

Type

Mobile

PCIe 3.0 x8

Bus Interface

PCIe 3.0 x16

Clock Speeds

730 MHz

Base Clock

1556 MHz

1024 MHz

Boost Clock

1734 MHz

900 MHz

Memory Clock

1251 MHz

Memory

2GB

Memory Size

8GB

DDR3

Memory Type

GDDR5X

64bit

Memory Bus

256bit

14.40GB/s

Bandwidth

320.3GB/s

Render Config

-

SM Count

20

6

Compute Units

-

384

Shading Units

2560

24

TMUs

160

8

ROPs

64

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

48 KB (per SM)

128 KB

L2 Cache

2 MB

Theoretical Performance

8.192 GPixel/s

Pixel Rate

111.0 GPixel/s

24.58 GTexel/s

Texture Rate

277.4 GTexel/s

786.4 GFLOPS

FP16 (half)

138.7 GFLOPS

786.4 GFLOPS

FP32 (float)

8.878 TFLOPS

49.15 GFLOPS

FP64 (double)

277.4 GFLOPS

Graphics Processor

Polaris 24

GPU Name

GP104

Polaris 24 XL

GPU Variant

N17E-G3-A1

GCN 3.0

Architecture

Pascal

TSMC

Foundry

TSMC

28 nm

Process Size

16 nm

1.55 billion

Transistors

7.2 billion

125 mm²

Die Size

314 mm²

Board Design

50W

TDP

150W

-

Suggested PSU

-

No outputs

Outputs

No outputs

None

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 (12_1)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

6.1

6.3

Shader Model

6.4

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