NVIDIA GeForce RTX 2080 Mobile vs NVIDIA GeForce RTX 4090 Max-Q

VS

NVIDIA GeForce RTX 2080 Mobile

NVIDIA GeForce RTX 4090 Max-Q

We compared two Mobile platform GPUs: 8GB VRAM GeForce RTX 2080 Mobile and 16GB VRAM GeForce RTX 4090 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Boost Clock has increased by 9% (1590MHz vs 1455MHz)

NVIDIA GeForce RTX 4090 Max-Q 's Advantages

Released 4 years late

More VRAM (16GB vs 8GB)

6784 additional rendering cores

Lower TDP (80W vs 150W)

Score

Benchmark

FP32 (float)

GeForce RTX 2080 Mobile

9.362 TFLOPS

GeForce RTX 4090 Max Q +202%

28.31 TFLOPS

GeForce RTX 2080 Mobile

VS

GeForce RTX 4090 Max Q

Graphics Card

Jan 2019

Release Date

Jan 2023

GeForce 20 Mobile

Generation

GeForce 40 Mobile

Mobile

Type

Mobile

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1380 MHz

Base Clock

930 MHz

1590 MHz

Boost Clock

1455 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

8GB

Memory Size

16GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

448.0GB/s

Bandwidth

448.0GB/s

Render Config

-

46

SM Count

76

2944

Shading Units

9728

184

TMUs

304

64

ROPs

112

368

Tensor Cores

304

46

RT Cores

76

64 KB (per SM)

L1 Cache

128 KB (per SM)

4 MB

L2 Cache

64 MB

-

Theoretical Performance

101.8 GPixel/s

Pixel Rate

163.0 GPixel/s

292.6 GTexel/s

Texture Rate

442.3 GTexel/s

18.72 TFLOPS

FP16 (half)

28.31 TFLOPS

9.362 TFLOPS

FP32 (float)

28.31 TFLOPS

292.6 GFLOPS

FP64 (double)

442.3 GFLOPS

Board Design

150W

TDP

80W

-

No outputs

Outputs

Portable Device Dependent

-

Power Connectors

None

Graphics Processor

TU104

GPU Name

AD103

N18E-G3-A1

GPU Variant

GN21-X11

Turing

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

12 nm

Process Size

4 nm

13.6 billion

Transistors

45.9 billion

545 mm²

Die Size

379 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

7.5

CUDA

8.9

6.6

Shader Model

6.7

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