NVIDIA GeForce RTX 3080 Mobile 16 GB vs NVIDIA GeForce RTX 2070 Mobile Refresh

VS

NVIDIA GeForce RTX 3080 Mobile 16 GB

NVIDIA GeForce RTX 2070 Mobile Refresh

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Mobile 16 GB and 8GB VRAM GeForce RTX 2070 Mobile Refresh 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 10 months late

Boost Clock has increased by 6% (1545MHz vs 1455MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (448.0GB/s vs 352.0GB/s)

3840 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Mobile 16 GB +183%

18.98 TFLOPS

GeForce RTX 2070 Mobile Refresh

6.705 TFLOPS

GeForce RTX 3080 Mobile 16 GB

VS

GeForce RTX 2070 Mobile Refresh

Graphics Card

Jan 2021

Release Date

Mar 2020

GeForce 30 Mobile

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1110 MHz

Base Clock

1260 MHz

1545 MHz

Boost Clock

1455 MHz

1750 MHz

Memory Clock

1375 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

352.0GB/s

Render Config

-

48

SM Count

36

6144

Shading Units

2304

192

TMUs

144

96

ROPs

64

192

Tensor Cores

288

48

RT Cores

36

128 KB (per SM)

L1 Cache

64 KB (per SM)

4 MB

L2 Cache

4 MB

-

Theoretical Performance

148.3 GPixel/s

Pixel Rate

93.12 GPixel/s

296.6 GTexel/s

Texture Rate

209.5 GTexel/s

18.98 TFLOPS

FP16 (half)

13.41 TFLOPS

18.98 TFLOPS

FP32 (float)

6.705 TFLOPS

296.6 GFLOPS

FP64 (double)

209.5 GFLOPS

Board Design

115W

TDP

115W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

GA104

GPU Name

TU106B

GA104-775-A1

GPU Variant

-

Ampere

Architecture

Turing

Samsung

Foundry

TSMC

8 nm

Process Size

12 nm

17.4 billion

Transistors

10.8 billion

392 mm²

Die Size

445 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

3.0

1.3

Vulkan

1.3

8.6

CUDA

7.5

6.8

Shader Model

6.6

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