NVIDIA GeForce RTX 4080 Max-Q vs NVIDIA GeForce RTX 2080 Mobile

VS

NVIDIA GeForce RTX 4080 Max-Q

NVIDIA GeForce RTX 2080 Mobile

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Max Q and 8GB VRAM GeForce RTX 2080 Mobile to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Max-Q 's Advantages

Released 4 years late

More VRAM (12GB vs 8GB)

4480 additional rendering cores

Lower TDP (60W vs 150W)

NVIDIA GeForce RTX 2080 Mobile 's Advantages

Boost Clock has increased by 18% (1590MHz vs 1350MHz)

Larger VRAM bandwidth (448.0GB/s vs 336.0GB/s)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Max Q +114%

20.04 TFLOPS

GeForce RTX 2080 Mobile

9.362 TFLOPS

GeForce RTX 4080 Max Q

VS

GeForce RTX 2080 Mobile

Graphics Card

Jan 2023

Release Date

Jan 2019

GeForce 40 Mobile

Generation

GeForce 20 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

795 MHz

Base Clock

1380 MHz

1350 MHz

Boost Clock

1590 MHz

1750 MHz

Memory Clock

1750 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

336.0GB/s

Bandwidth

448.0GB/s

Render Config

-

58

SM Count

46

7424

Shading Units

2944

232

TMUs

184

80

ROPs

64

232

Tensor Cores

368

58

RT Cores

46

128 KB (per SM)

L1 Cache

64 KB (per SM)

48 MB

L2 Cache

4 MB

-

Theoretical Performance

108.0 GPixel/s

Pixel Rate

101.8 GPixel/s

313.2 GTexel/s

Texture Rate

292.6 GTexel/s

20.04 TFLOPS

FP16 (half)

18.72 TFLOPS

20.04 TFLOPS

FP32 (float)

9.362 TFLOPS

313.2 GFLOPS

FP64 (double)

292.6 GFLOPS

Board Design

60W

TDP

150W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

TU104

GN21-X9

GPU Variant

N18E-G3-A1

Ada Lovelace

Architecture

Turing

TSMC

Foundry

TSMC

4 nm

Process Size

12 nm

35.8 billion

Transistors

13.6 billion

295 mm²

Die Size

545 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

8.9

CUDA

7.5

6.7

Shader Model

6.6

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