NVIDIA GeForce RTX 4080 Mobile vs NVIDIA GeForce RTX 3080 Max Q

VS

NVIDIA GeForce RTX 4080 Mobile

NVIDIA GeForce RTX 3080 Max Q

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Mobile and 8GB VRAM GeForce RTX 3080 Max Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4080 Mobile 's Advantages

Released 2 years late

Boost Clock has increased by 34% (1665MHz vs 1245MHz)

More VRAM (12GB vs 8GB)

Larger VRAM bandwidth (432.0GB/s vs 384.0GB/s)

1280 additional rendering cores

NVIDIA GeForce RTX 3080 Max Q 's Advantages

Lower TDP (80W vs 110W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile +61%

24.72 TFLOPS

GeForce RTX 3080 Max Q

15.3 TFLOPS

GeForce RTX 4080 Mobile

VS

GeForce RTX 3080 Max Q

Graphics Card

Jan 2023

Release Date

Jan 2021

GeForce 40 Mobile

Generation

GeForce 30 Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

1290 MHz

Base Clock

780 MHz

1665 MHz

Boost Clock

1245 MHz

2250 MHz

Memory Clock

1500 MHz

Memory

12GB

Memory Size

8GB

GDDR6

Memory Type

GDDR6

192bit

Memory Bus

256bit

432.0GB/s

Bandwidth

384.0GB/s

Render Config

-

58

SM Count

48

7424

Shading Units

6144

232

TMUs

192

80

ROPs

96

232

Tensor Cores

192

58

RT Cores

48

128 KB (per SM)

L1 Cache

128 KB (per SM)

48 MB

L2 Cache

4 MB

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

119.5 GPixel/s

386.3 GTexel/s

Texture Rate

239.0 GTexel/s

24.72 TFLOPS

FP16 (half)

15.30 TFLOPS

24.72 TFLOPS

FP32 (float)

15.30 TFLOPS

386.3 GFLOPS

FP64 (double)

239.0 GFLOPS

Board Design

110W

TDP

80W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

None

Graphics Processor

AD104

GPU Name

GA104

GN21-X9

GPU Variant

GA104-775-A1

Ada Lovelace

Architecture

Ampere

TSMC

Foundry

Samsung

4 nm

Process Size

8 nm

35.8 billion

Transistors

17.4 billion

295 mm²

Die Size

392 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

8.6

6.7

Shader Model

6.6

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