NVIDIA GeForce RTX 3080 Ti Mobile vs NVIDIA GeForce 620M

VS

NVIDIA GeForce RTX 3080 Ti Mobile

NVIDIA GeForce 620M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Mobile and 1024MB VRAM GeForce 620M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Mobile 's Advantages

Released 9 years and 10 months late

Boost Clock1260MHz

More VRAM (16GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 14.40GB/s)

7328 additional rendering cores

NVIDIA GeForce 620M 's Advantages

Lower TDP (15W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Mobile +7695%

18.71 TFLOPS

GeForce 620M

0.24 TFLOPS

GeForce RTX 3080 Ti Mobile

VS

GeForce 620M

Graphics Card

Jan 2022

Release Date

Mar 2012

GeForce 30 Mobile

Generation

GeForce 600M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

810 MHz

Base Clock

-

1260 MHz

Boost Clock

-

2000 MHz

Memory Clock

900 MHz

Memory

16GB

Memory Size

1024MB

GDDR6

Memory Type

DDR3

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

14.40GB/s

Render Config

-

58

SM Count

2

7424

Shading Units

96

232

TMUs

16

96

ROPs

8

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

128 KB

-

Theoretical Performance

121.0 GPixel/s

Pixel Rate

2.500 GPixel/s

292.3 GTexel/s

Texture Rate

10.00 GTexel/s

18.71 TFLOPS

FP16 (half)

-

18.71 TFLOPS

FP32 (float)

240.0 GFLOPS

292.3 GFLOPS

FP64 (double)

20.00 GFLOPS

Board Design

115W

TDP

15W

-

No outputs

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA103S

GPU Name

GF117

GN20-E8-A1

GPU Variant

N13P-GLP

Ampere

Architecture

Fermi 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

Unknown

Transistors

0.585 billion

496 mm²

Die Size

116 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_0)

4.6

OpenGL

4.6

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

2.1

6.5

Shader Model

5.1

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