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

VS

NVIDIA GeForce RTX 4090 Mobile NVIDIA GeForce RTX 2080 SUPER Max Q

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

Main Differences

NVIDIA GeForce RTX 4090 Mobile 's Advantages

Released 2 years and 9 months late

Boost Clock has increased by 74% (1695MHz vs 975MHz)

More VRAM (16GB vs 8GB)

Larger VRAM bandwidth (576.0GB/s vs 352.0GB/s)

6656 additional rendering cores

NVIDIA GeForce RTX 2080 SUPER Max Q 's Advantages

Lower TDP (80W vs 120W)

Score

Benchmark

FP32 (float)

GeForce RTX 4090 Mobile +450%

32.98 TFLOPS

GeForce RTX 2080 SUPER Max Q

5.99 TFLOPS

3DMark Time Spy

GeForce RTX 4090 Mobile +152%

21654

GeForce RTX 2080 SUPER Max Q

8569

Blender

GeForce RTX 4090 Mobile +208%

7828

GeForce RTX 2080 SUPER Max Q

2540

OctaneBench

GeForce RTX 4090 Mobile +250%

722

GeForce RTX 2080 SUPER Max Q

206

GeForce RTX 4090 Mobile

VS

GeForce RTX 2080 SUPER Max Q

Graphics Card

Jan 2023

Release Date

Apr 2020

GeForce 40 Mobile

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1335 MHz

Base Clock

735 MHz

1695 MHz

Boost Clock

975 MHz

2250 MHz

Memory Clock

1375 MHz

Memory

16GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

352.0GB/s

Render Config

76

SM Count

48

-

Compute Units

-

9728

Shading Units

3072

304

TMUs

192

112

ROPs

64

304

Tensor Cores

384

76

RT Cores

48

128 KB (per SM)

L1 Cache

64 KB (per SM)

64 MB

L2 Cache

4 MB

Theoretical Performance

189.8 GPixel/s

Pixel Rate

62.40 GPixel/s

515.3 GTexel/s

Texture Rate

187.2 GTexel/s

32.98 TFLOPS

FP16 (half)

11.98 TFLOPS

32.98 TFLOPS

FP32 (float)

5.990 TFLOPS

515.3 GFLOPS

FP64 (double)

187.2 GFLOPS

Graphics Processor

AD103

GPU Name

TU104

GN21-X11

GPU Variant

N18E-G3R

Ada Lovelace

Architecture

Turing

TSMC

Foundry

TSMC

4 nm

Process Size

12 nm

45.9 billion

Transistors

13.6 billion

379 mm²

Die Size

545 mm²

Board Design

120W

TDP

80W

-

Suggested PSU

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

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

8.9

CUDA

7.5

6.7

Shader Model

6.6

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