NVIDIA GeForce RTX 3080 Mobile 16 GB vs NVIDIA GeForce GTX 980MX

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

NVIDIA GeForce GTX 980MX

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 8GB VRAM GeForce GTX 980MX 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 4 years and 7 months late

Boost Clock has increased by 31% (1545MHz vs 1178MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (448.0GB/s vs 192.0GB/s)

4480 additional rendering cores

Lower TDP (115W vs 148W)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +384%

18.98 TFLOPS

GeForce GTX 980MX

3.92 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

GeForce GTX 980MX

Graphics Card

Jan 2021

Release Date

Jun 2016

GeForce 30 Mobile

Generation

GeForce 900M

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1110 MHz

Base Clock

1050 MHz

1545 MHz

Boost Clock

1178 MHz

1750 MHz

Memory Clock

1500 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

192.0GB/s

Render Config

-

48

SM Count

-

6144

Shading Units

1664

192

TMUs

104

96

ROPs

64

192

Tensor Cores

-

48

RT Cores

-

128 KB (per SM)

L1 Cache

48 KB (per SMM)

4 MB

L2 Cache

2 MB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

75.39 GPixel/s

296.6 GTexel/s

Texture Rate

122.5 GTexel/s

18.98 TFLOPS

FP16 (half)

-

18.98 TFLOPS

FP32 (float)

3.920 TFLOPS

296.6 GFLOPS

FP64 (double)

122.5 GFLOPS

Board Design

115W

TDP

148W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

GM204

GA104-775-A1

GPU Variant

N16E-GXX-A1

Ampere

Architecture

Maxwell 2.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

17.4 billion

Transistors

5.2 billion

392 mm²

Die Size

398 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_1)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

5.2

6.8

Shader Model

6.4

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