NVIDIA GeForce RTX 3080 Ti Max Q vs AMD Radeon RX 7800M

VS

NVIDIA GeForce RTX 3080 Ti Max Q

AMD Radeon RX 7800M

We compared two Mobile platform GPUs: 16GB VRAM GeForce RTX 3080 Ti Max Q and 12GB VRAM Radeon RX 7800M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3080 Ti Max Q 's Advantages

More VRAM (16GB vs 12GB)

3584 additional rendering cores

Lower TDP (80W vs 180W)

AMD Radeon RX 7800M 's Advantages

Released 2 years and 8 months late

Boost Clock has increased by 91% (2145MHz vs 1125MHz)

Larger VRAM bandwidth (432GB/s vs 384.0GB/s)

Score

Benchmark

FP32 (float)

GeForce RTX 3080 Ti Max Q

16.7 TFLOPS

Radeon RX 7800M +114%

35.87 TFLOPS

GeForce RTX 3080 Ti Max Q

VS

Radeon RX 7800M

Graphics Card

Jan 2022

Release Date

Sep 2024

GeForce 30 Mobile

Generation

Navi Mobile

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

585 MHz

Base Clock

1825 MHz

1125 MHz

Boost Clock

2145 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

16GB

Memory Size

12GB

GDDR6

Memory Type

GDDR6

256bit

Memory Bus

192bit

384.0GB/s

Bandwidth

432GB/s

Render Config

-

Compute Units

60

58

SM Count

-

7424

Shading Units

3840

232

TMUs

240

96

ROPs

96

232

Tensor Cores

-

58

RT Cores

60

128 KB (per SM)

L1 Cache

256 KB per Array

4 MB

L2 Cache

6 MB

-

L3 Cache

48 MB

Theoretical Performance

108.0 GPixel/s

Pixel Rate

401.3 GPixel/s

261.0 GTexel/s

Texture Rate

560.4 GTexel/s

16.70 TFLOPS

FP16 (half)

71.73 TFLOPS

16.70 TFLOPS

FP32 (float)

35.87 TFLOPS

261.0 GFLOPS

FP64 (double)

1121 GFLOPS

Board Design

80W

TDP

180W

-

No outputs

Outputs

Portable Device Dependent

None

Power Connectors

None

Graphics Processor

GA103S

GPU Name

Navi 32

GN20-E8-A1

GPU Variant

Navi 32

Ampere

Architecture

RDNA 3.0

Samsung

Foundry

TSMC

8 nm

Process Size

5 nm

Unknown

Transistors

28.1 billion

496 mm²

Die Size

529 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

3.0

OpenCL

2.2

1.3

Vulkan

1.3

8.6

CUDA

-

6.5

Shader Model

6.7

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