NVIDIA GeForce RTX 4080 Mobile vs AMD Radeon RX Vega M GH

VS

NVIDIA GeForce RTX 4080 Mobile

AMD Radeon RX Vega M GH

We compared two Mobile platform GPUs: 12GB VRAM GeForce RTX 4080 Mobile and 4GB VRAM Radeon RX Vega M GH 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 4 years and 11 months late

Boost Clock has increased by 40% (1665MHz vs 1190MHz)

More VRAM (12GB vs 4GB)

Larger VRAM bandwidth (432.0GB/s vs 204.8GB/s)

5888 additional rendering cores

AMD Radeon RX Vega M GH 's Advantages

Lower TDP (100W vs 110W)

Score

Benchmark

FP32 (float)

GeForce RTX 4080 Mobile +576%

24.72 TFLOPS

Radeon RX Vega M GH

3.656 TFLOPS

GeForce RTX 4080 Mobile

VS

Radeon RX Vega M GH

Graphics Card

Jan 2023

Release Date

Feb 2018

GeForce 40 Mobile

Generation

Vega

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

IGP

Clock Speeds

1290 MHz

Base Clock

1063 MHz

1665 MHz

Boost Clock

1190 MHz

2250 MHz

Memory Clock

800 MHz

Memory

12GB

Memory Size

4GB

GDDR6

Memory Type

HBM2

192bit

Memory Bus

1024bit

432.0GB/s

Bandwidth

204.8GB/s

Render Config

-

Compute Units

24

58

SM Count

-

7424

Shading Units

1536

232

TMUs

96

80

ROPs

64

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

48 MB

L2 Cache

1024 KB

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

76.16 GPixel/s

386.3 GTexel/s

Texture Rate

114.2 GTexel/s

24.72 TFLOPS

FP16 (half)

3.656 TFLOPS

24.72 TFLOPS

FP32 (float)

3.656 TFLOPS

386.3 GFLOPS

FP64 (double)

228.5 GFLOPS

Board Design

110W

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

Polaris 22

GN21-X9

GPU Variant

VegaM XT (C7398773)

Ada Lovelace

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

4 nm

Process Size

14 nm

35.8 billion

Transistors

5 billion

295 mm²

Die Size

208 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (12_0)

4.6

OpenGL

4.6

3.0

OpenCL

2.1

1.3

Vulkan

1.2

8.9

CUDA

-

6.7

Shader Model

6.4

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