NVIDIA GeForce RTX 3080 Mobile 16 GB vs NVIDIA GeForce G105M

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

NVIDIA GeForce G105M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 256MB VRAM GeForce G105M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Mobile 16 GB 's Advantages

Released 11 years and 6 months late

Boost Clock1545MHz

More VRAM (16GB vs 256GB)

Larger VRAM bandwidth (448.0GB/s vs 11.20GB/s)

6128 additional rendering cores

NVIDIA GeForce G105M 's Advantages

Lower TDP (14W vs 115W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +55723%

18.98 TFLOPS

GeForce G105M

0.034 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

GeForce G105M

Graphics Card

Jan 2021

Release Date

Jul 2009

GeForce 30 Mobile

Generation

GeForce 100M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1110 MHz

Base Clock

-

1545 MHz

Boost Clock

-

1750 MHz

Memory Clock

700 MHz

Memory

16GB

Memory Size

256MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

64bit

448.0GB/s

Bandwidth

11.20GB/s

Render Config

-

48

SM Count

2

6144

Shading Units

16

192

TMUs

8

96

ROPs

4

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

-

4 MB

L2 Cache

32 KB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

2.000 GPixel/s

296.6 GTexel/s

Texture Rate

4.000 GTexel/s

18.98 TFLOPS

FP16 (half)

-

18.98 TFLOPS

FP32 (float)

34.24 GFLOPS

296.6 GFLOPS

FP64 (double)

-

Board Design

115W

TDP

14W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

GA104

GPU Name

GT218

GA104-775-A1

GPU Variant

GT218-300-A2

Ampere

Architecture

Tesla 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

17.4 billion

Transistors

0.26 billion

392 mm²

Die Size

57 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

3.0

OpenCL

1.1

1.3

Vulkan

N/A

8.6

CUDA

1.2

6.8

Shader Model

4.1

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